Cheap flights from Ontario (ONT) to Las Vegas (LAS) Prices were available within the past 7 days and start at CA $128 for one-way flights and CA $67 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Ontario to Las Vegas with no change fee on ... Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Las Vegas to Ontario that are departing in the next months. …Cheap Flights from Orange County to Las Vegas (SNA-LAS) Prices were available within the past 7 days and start at $36 for one-way flights and $71 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Orange County to Las Vegas with no change fee on ... Use Google Flights to find cheap departing flights to Las Vegas and to track prices for specific travel dates for your next getaway. Find the best flights fast, track prices, and book with confidence. Prices were available within the past 7 days and start at $36 for one-way flights and $71 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Orange County to Las Vegas with no change fee on selected flights. Earn your airline miles on top of our ... Flights from Ontario to Las Vegas. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Ontario to Las Vegas. Find the best...Flight distance = 203 miles one-way. Driving distance = 235 miles one-way. flying is faster. Getting to LAX airport = 133 minutes. Los Angeles International Airport. Check-in/wait at the airport = 60 minutes. Flight time = 42 minutes. Harry Reid International Airport. Leaving LAS airport = 19 minutes.There are 86 weekly flights from Ontario/LA to Las Vegas on Southwest Airlines. Does Southwest fly nonstop on weekdays from Ontario/LA to Las Vegas? Yes, Southwest … Prices were available within the past 7 days and start at CA $375 for one-way flights and CA $466 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Hamilton to Las Vegas with no change fee on selected flights. Book flights from Los Angeles (LAX) to Las Vegas with Southwest Airlines®. Bundle your flight with a hotel or rental car booking and find even more savings. ... Los Angeles (LAX), CA to Las Vegas, NV. departing on 5/6. one-way starting at* $46. Book now * Restrictions and exclusions apply.From Ontario, you can get to Las Vegas via McCarran Intl. Airport (LAS), Henderson Executive Airport (HSH) and North Las Vegas Airport (VGT). Check which airport is the best option for you before you make a decision. If you decide on McCarran Intl. Airport (LAS), it’s approximately 2 mi southeast of downtown.Check out some of the flights available from low prices to Las Vegas in April and May 2024. If these deals fall outside of your budget, be sure to come back soon as prices update often. Mon 4/29 10:21 am LAX - LAS. Nonstop 1h 19m Spirit Airlines. Wed 5/1 11:20 am LAS - LAX. Nonstop 1h 21m Spirit Airlines. Las Vegas (LAS) to Ontario (ONT) flight schedule. The monthly calendar shows every direct flight departure from Harry Reid International Airport (LAS) with all airlines. Click on a date to see a list of flights or search for the best prices. April 2024. Sun. Distance To Fly; airports near Las Vegas, NV; airlines flying to Las Vegas, NV; Direct Flight; Time Zone Change; Driving time from Windsor, Canada to Las Vegas, NV. How long is the drive from Windsor, Canada to Las Vegas, NV? The total driving time is 30 hours, 23 minutes. Your trip begins in Windsor, Canada. It ends in Las Vegas, Nevada. Ontario to Las Vegas Flights Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Ontario to Las Vegas offer the perfect respite. Not only does exploring Las Vegas provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap ... Compare flight deals to Las Vegas from Ontario from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys. Flex your dates to find the best Ontario–Las Vegas ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to ...Flights to Las Vegas, Nevada from Canada range from about 2.5h-7h. The quickest flights depart from Calgary and Vancouver at about 2h-3h, whereas flights from the eastern provinces, like from Toronto, Ontario, and … Cheap Flights from Waterloo to Las Vegas (ALO-LAS) Prices were available within the past 7 days and start at for one-way flights and $560 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Waterloo to Las Vegas with no change fee on selected flights. Cheap flights from Las Vegas (LAS) to Ontario (ONT) Prices were available within the past 7 days and start at CA $128 for one-way flights and CA $81 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Las Vegas to Ontario with no change fee on ...Roundtrip. found 1 hour ago. Book one-way or return flights from Ontario to Las Vegas with no change fee on selected flights. Earn double rewards with airline … Cheap Flights from Las Vegas to Ontario (LAS-ONT) Prices were available within the past 7 days and start at $29 for one-way flights and $43 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Las Vegas to Ontario with no change fee on selected ... Ontario to Las Vegas Flights Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Ontario to Las Vegas offer the perfect respite. Not only does exploring Las Vegas provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap ... The cheapest month for flights from Ontario to Las Vegas is January, where tickets cost $44 on average. On the other hand, the most expensive months are December and …United States. Ontario to Las Vegas. Tips to know when travelling to Las Vegas. One-way trips. Wed 24 Apr. Ontario ONT Las Vegas LAS. Frontier Airlines. £18. Mon 22 Apr. …Thu, May 9 LAS – ONT with Frontier Airlines. Direct. from C$51. Las Vegas.C$51 per passenger.Departing Sun, Apr 21, returning Tue, Apr 23.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Ontario International on Sun, Apr 21, arriving in Las Vegas Harry Reid International.Inbound direct ...Find flights from Las Vegas, Nevada (LAS) to London, Ontario (YXU) $78+, FareCompare finds cheap flights, and sends email alertsThe total driving distance from Las Vegas, NV to Ontario, OR is 677 miles or 1 090 kilometers. Your trip begins in Las Vegas, Nevada. It ends in Ontario, Oregon. If you are planning a road trip, you might also want to calculate the total driving time from Las Vegas, NV to Ontario, OR so you can see when you'll arrive at your destination.Round-trip tickets start from $36 and one-way flights to Las Vegas Harry Reid International from Ontario International start from $17 Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.Find flights to Las Vegas LAS from $24. Fly from the United States on Spirit Airlines, ... Flights from Nevada to Las Vegas. $125. Flights from New Hampshire to Las Vegas. $105. ... Ontario to Las Vegas (ONT - LAS) $61. Portland to Las Vegas (PDX - …Looking for flights from Thunder Bay (YQT) to Las Vegas (LAS)? Fly Air Canada, voted "Best Airline in North America" by Skytrax and Global Traveler Magazine. Book your Thunder Bay to Las Vegas flight today.The total driving time is 29 hours, 30 minutes. Your trip begins in Thunder Bay, Canada. It ends in Las Vegas, Nevada. If you're planning a road trip, you might be interested in seeing the total driving distance from Thunder Bay, Canada to Las Vegas, NV. You can also calculate the cost to drive from Thunder Bay, Canada to Las Vegas, NV based on ...Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions. Book flights from Kingston (YGK) to Harry Reid Intl (LAS). Search real-time flight deals from Kingston to Las Vegas on Cheapflights.ca.This will be between 7AM - 11PM their time, since Las Vegas, Nevada is in the same time zone as Ontario, California. If you're available any time, but you want to reach someone in Las Vegas, NV at work, you may want to try between 9:00 AM and 5:00 PM your time. This is the best time to reach them from 9AM - 5PM during normal …Apr 17, 2024 · Find airfare and ticket deals for cheap flights from Las Vegas, NV to Ontario, CA. Search flight deals from various travel partners with one click at $31. Prices were available within the past 7 days and start at $20 for one-way flights and $40 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Los Angeles to Las Vegas with no change fee on selected flights. Earn your airline miles on top of our rewards!This will be between 7AM - 11PM their time, since Las Vegas, Nevada is in the same time zone as Ontario, California. If you're available any time, but you want to reach someone in Las Vegas, NV at work, you may want to try between 9:00 AM and 5:00 PM your time. This is the best time to reach them from 9AM - 5PM during normal …The two airlines most popular with KAYAK users for flights from Toronto to Las Vegas are WestJet and Air Canada. With an average price for the route of C$ 575 and an overall rating of 7.5, WestJet is the most popular choice. Air Canada is also a great choice for the route, with an average price of C$ 429 and an overall rating of 7.0.Compare flight deals to Las Vegas from Ontario from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys. Flex your dates to find the best Ontario–Las Vegas ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to ...Find cheap flights from Windsor to Las Vegas from. $507. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30.The cheapest way to get from Victorville to Las Vegas, NV costs only $31, and the quickest way takes just 3 hours. ... Flights from Ontario/San Bernardino to Las Vegas Ave. Duration 1h 9m When Every day Estimated price $30 - $360. Train operators. Metrolink Trains Phone (800 ...There are 10 direct flights between Las Vegas and Ontario every week. What are the flight numbers on the route Las Vegas to Ontario? The flight numbers are F91283, F91357, F92231, F92611, F92677, F93891, F94205, F94207 together with 54 additional flights. Cheap flights from Ontario (ONT) to Las Vegas (LAS) Prices were available within the past 7 days and start at CA $128 for one-way flights and CA $67 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Ontario to Las Vegas with no change fee on ... Browse destinations: Find flights to Las Vegas from $119. Fly from Ontario on WestJet, Flair Airlines and more. Search for Las Vegas flights on KAYAK now to find the best deal.There are 10 airlines that fly nonstop from Los Angeles to Las Vegas. They are: Alaska Airlines, American Airlines, Delta, Frontier, JSX, JetBlue, Southwest, Spirit Airlines, Sun Country Air and United Airlines. The cheapest price of all airlines flying this route was found with Frontier at $24 for a one-way flight.Looking for flights from Ottawa, ON (YOW) to Las Vegas (LAS)? Fly Air Canada, voted "Best Airline in North America" by Skytrax and Global Traveler Magazine. Book your Ottawa, ON to Las Vegas flight today.May 25 - May 31, 2024. $306. Book. Chicago To Las Vegas Flight deals. 28,000miles + $12. Book. Chicago To Las Vegas Flight deals. Use our interactive Delta Discover Map to help plan your trip. Search for your desired destination …Round-trip tickets start from $36 and one-way flights to Las Vegas Harry Reid International from Ontario International start from $17 Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.Compare flight deals to Las Vegas from Ontario from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys. Flex your dates to find the best Ontario–Las Vegas ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to ...Distance To Fly; airports near Las Vegas, NV; airlines flying to Las Vegas, NV; Direct Flight; Time Zone Change; Driving time from Huntsville, Canada to Las Vegas, NV. How long is the drive from Huntsville, Canada to Las Vegas, NV? The total driving time is 36 hours, 13 minutes. Your trip begins in Huntsville, Canada. It ends in Las Vegas, Nevada. The reliability of an airline measures how often the airline's flights on this route are cancelled or delayed more than 20 minutes. For example, from Ontario to Las Vegas, Southwest is 81% reliable, which means that Southwest flights are on time 81% of the time, and cancelled or delayed the remaining time. Cheap flights from Toronto (YYZ) to Las Vegas (LAS) Prices were available within the past 7 days and start at CA $118 for one-way flights and CA $196 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Toronto to Las Vegas with no change fee on ... May 25 - May 31, 2024. $306. Book. Chicago To Las Vegas Flight deals. 28,000miles + $12. Book. Chicago To Las Vegas Flight deals. Use our interactive Delta Discover Map to help plan your trip. Search for your desired destination to see details on any potential entry requirements. Flight deals from Ontario International to Las Vegas. Looking for a cheap last-minute deal or the best round-trip flight from Ontario International to Las Vegas? Find the lowest …Cheap Flights from London to Las Vegas (YXU-LAS) Prices were available within the past 7 days and start at $210 for one-way flights and $389 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from London to Las Vegas with no change fee on selected flights.Mar 7, 2021 · Flights between Las Vegas, NV and Ontario, CA starting at $29. Choose between Frontier Airlines, Spirit Airlines, or Alaska Airlines to find the best price. Search, compare, and book flights, trains, and buses. Explore your options and book your Tampa to Las Vegas flight with Southwest today! ... Flight credits don't expire 4. Free entertainment 5,6 and $8 Internet 7. Low fare alert. Tampa, FL to Las Vegas, NV. departing on 8/12. one-way starting at* $178. Book now * Restrictions and exclusions apply. Seats and dates are limited. ... Ontario/LA (ONT ...Prices were available within the past 7 days and start at $20 for one-way flights and $40 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Los Angeles to Las Vegas with no change fee on selected flights. Earn your airline miles on top of our rewards!Cheap flights from London (YXU) to Las Vegas (LAS) Prices were available within the past 7 days and start at CA $266 for one-way flights and CA $452 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from London to Las Vegas with no change fee on ...The two airlines most popular with KAYAK users for flights from Ottawa to Las Vegas are Delta and WestJet. With an average price for the route of $402 and an overall rating of 8.0, Delta is the most popular choice. WestJet is also a great choice for the route, with an average price of $418 and an overall rating of 7.5.Flights from Portland / Salem, OR (SLE) to Las Vegas, NV (LAS) Sunday. May 5. ONE-WAY FARES FROM $ 51*. 24 HR RISK-FREE CANCELLATION. Book Now. Price as of 4/21/2024. * Seats and days are limited. Fares may vary by destination, flight, and day of week and won't be available on some flights that operate during very busy travel times …Flights from Ontario to Las Vegas. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Ontario to Las Vegas. Find the best...Prices were available within the past 7 days and start at CA $133 for one-way flights and CA $244 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Toronto to Las Vegas with no change fee on selected flights. Earn double rewards with airline miles ...Distance To Fly; airports near Las Vegas, NV; airlines flying to Las Vegas, NV; Direct Flight; Time Zone Change; Driving time from Huntsville, Canada to Las Vegas, NV. How long is the drive from Huntsville, Canada to Las Vegas, NV? The total driving time is 36 hours, 13 minutes. Your trip begins in Huntsville, Canada. It ends in Las Vegas, Nevada.The cheapest way to get from Victorville to Las Vegas, NV costs only $31, and the quickest way takes just 3 hours. ... Flights from Ontario/San Bernardino to Las Vegas Ave. Duration 1h 9m When Every day Estimated price $30 - $360. Train operators. Metrolink Trains Phone (800 ...Flights to Las Vegas (LAS) with American Airlines. Find low-fare American Airlines flights to Las Vegas. Enjoy our travel experience and great prices. Book the lowest fares on Las Vegas flights today!Cheap Air Canada flights from Sudbury to Las Vegas. Wed 8/5 10:35 a.m. YSB - LAS. 2 stops 14h 25m Air Canada. Wed 15/5 11:20 p.m. LAS - YSB. 1 stop 7h 35m Air Canada. Deal found 10/4 C$ 612. Pick Dates.Southwest Airlines and Frontier Airlines fly from Jack in the Box - Ontario, CA to Las Vegas every 4 hours. Alternatively, CBX Cross Border Express operates a bus from San Bernardino to 1100 S Main St. once daily. Tickets cost $29 - $45 and the journey takes 3h 40m. EPLA Limo Express also services this route once daily.ONT. Ontario , CA. USA. LAS. Las Vegas , NV. Distance. 198 miles · (319 km) CHANGE DIRECTION. Flight time. 1 hour and 29 minutes. Airlines with direct flights from Ontario …The total flight duration from London, Canada to Las Vegas, NV is 4 hours, 13 minutes. This assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/h or 434 knots. It also adds an extra 30 minutes for take-off and landing. Your exact time may vary depending on wind speeds.Cheapflights has at least 20 direct flights from Ontario to Las Vegas under $100. A good price for a nonstop flight from Ontario to Las Vegas is less than $56. Are …Cheap Flights from Richmond to Las Vegas (RIC-LAS) Prices were available within the past 7 days and start at $76 for one-way flights and $145 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Richmond to Las Vegas with no change fee on selected ...The total driving distance from Ontario, OR to Las Vegas, NV is 677 miles or 1 090 kilometers. Your trip begins in Ontario, Oregon. It ends in Las Vegas, Nevada. If you are planning a road trip, you might also want to calculate the total driving time from Ontario, OR to Las Vegas, NV so you can see when you'll arrive at your destination.Distance To Fly; airports near Las Vegas, NV; airlines flying to Las Vegas, NV; Direct Flight; Time Zone Change; Driving time from Windsor, Canada to Las Vegas, NV. How long is the drive from Windsor, Canada to Las Vegas, NV? The total driving time is 30 hours, 23 minutes. Your trip begins in Windsor, Canada. It ends in Las Vegas, Nevada.This will be between 7AM - 11PM their time, since Las Vegas, Nevada is 3 hours behind Toronto, Ontario. If you're available any time, but you want to reach someone in Las Vegas, NV at work, you may want to try between 12:00 PM and 8:00 PM your time. This is the best time to reach them from 9AM - 5PM during normal working hours.Flights from Ontario to Las Vegas with American Airlines. Round trip. 1 Adult, Economy class. Book with cash. From. To. Depart. 04/26/24. today.Get to Las Vegas with ease by booking a flight into Harry Reid International Airport (LAS) on Frontier Airlines. Explore flight options and select one that suits your schedule, then … 07/23/24 - 07/25/24. from. $ 464*. Viewed: 4 hours ago. From. Ontario (ONT) To. Las Vegas (LAS) Roundtrip. Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Las Vegas to Ontario that are departing in the next months. …Find cheap flights from Ontario to Las Vegas from C$ 128 This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Las Vegas departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.The total driving time is 29 hours, 30 minutes. Your trip begins in Thunder Bay, Canada. It ends in Las Vegas, Nevada. If you're planning a road trip, you might be interested in seeing the total driving distance from Thunder Bay, Canada to Las Vegas, NV. You can also calculate the cost to drive from Thunder Bay, Canada to Las Vegas, NV based on ...Book flights from Los Angeles (LAX) to Las Vegas with Southwest Airlines®. Bundle your flight with a hotel or rental car booking and find even more savings. ... Los Angeles (LAX), CA to Las Vegas, NV. departing on 5/6. one-way starting at* $46. Book now * Restrictions and exclusions apply.From Ontario, you can get to Las Vegas via McCarran Intl. Airport (LAS), Henderson Executive Airport (HSH) and North Las Vegas Airport (VGT). Check which airport is the best option for you before you make a decision. If you decide on McCarran Intl. Airport (LAS), it’s approximately 2 mi southeast of downtown.Prices were available within the past 7 days and start at $20 for one-way flights and $40 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Los Angeles to Las Vegas with no change fee on selected flights. Earn your airline miles on top of our rewards!
The two airlines most popular with KAYAK users for flights from Minneapolis to Las Vegas are Alaska Airlines and Delta. With an average price for the route of $223 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $255 and an overall rating of 8.0.. Taxsaver
May 25 - May 31, 2024. $306. Book. Chicago To Las Vegas Flight deals. 28,000miles + $12. Book. Chicago To Las Vegas Flight deals. Use our interactive Delta Discover Map to help plan your trip. Search for your desired destination to see details on any potential entry requirements. The total straight line flight distance from Ontario, CA to Las Vegas, NV is 203 miles. This is equivalent to 327 kilometers or 177 nautical miles. Your trip begins in Ontario, California. It ends in Las Vegas, Nevada. Your flight direction from Ontario, CA to Las Vegas, NV is Northeast (44 degrees from North).Which airlines provide the cheapest flights from Ontario to Las Vegas? In the past 3 days, the cheapest one-way tickets to Las Vegas from Ontario were found on Frontier ($29) …Find cheap flights from Las Vegas to Ontario from $60. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Sat 5/18. Sat 5/25. Search. Direct flights only. Search hundreds of …This will be between 7AM - 11PM their time, since Las Vegas, Nevada is 3 hours behind Toronto, Ontario. If you're available any time, but you want to reach someone in Las Vegas, NV at work, you may want to try between 12:00 PM and 8:00 PM your time. This is the best time to reach them from 9AM - 5PM during normal working hours.Flights from Ontario to Las Vegas with American Airlines. Round trip. 1 Adult, Economy class. Book with cash. From. To. Depart. 04/26/24. today.6 days ago · Cheap California to Las Vegas flights in April & May 2024. These are some of the most attractive deals on flights from California to Las Vegas in 2024. Check back soon for alternative fares. Wed 5/8 8:30 pm LAX - LAS. Nonstop 1h 18m Spirit Airlines. Wed 5/15 8:31 pm LAS - LAX. The total driving distance from Ontario, OR to Las Vegas, NV is 677 miles or 1 090 kilometers. Your trip begins in Ontario, Oregon. It ends in Las Vegas, Nevada. If you are planning a road trip, you might also want to calculate the total driving time from Ontario, OR to Las Vegas, NV so you can see when you'll arrive at your destination. Top tips for finding cheap flights to Nevada. Looking for a cheap flight? 25% of our users found tickets from Ontario to the following destinations at these prices or less: Las Vegas $39 one-way - $68 round-trip; Reno $54 one-way - $94 round-trip. Morning departure is around 9% more expensive than an evening flight, on average*. Ontario/LA, CA - ONT. Depart Month . Passengers . Group travel (10+) Opens new window. Arrive . Las Vegas, NV - LAS. Return month . Now accepting reservations through January 06, 2025. Search. Where we fly Opens Modal. ... Flights traveling 175 miles or …There are 6 airlines that fly nonstop from Austin to Las Vegas. They are: Allegiant Air, American Airlines, Delta, Frontier, Southwest and Spirit Airlines. The cheapest price of all airlines flying this route was found with Allegiant Air at $41 for a one-way flight. On average, the best prices for this route can be found at Allegiant Air.One Way Flights vs Round Trip Flights from Ontario, California to Las Vegas, Nevada . We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Ontario, California to Las Vegas, Nevada. Prices were available within the past 7 days and start at $43 for one-way flights and $85 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from St. Louis to Las Vegas with no change fee on selected flights. Earn your airline miles on top of our rewards! United flights from Ontario to Las Vegas from. $ 266. * 1 Passenger, Economy. Home. United flights. Flights to United States. Ontario - Las Vegas. Featured daily fares for … Ontario to Las Vegas Flights Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Ontario to Las Vegas offer the perfect respite. Not only does exploring Las Vegas provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap ... .