$37+ Cheap flights from Ontario (ONT) to Nevada
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LAS
Jul 21 — Jul 281
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Nevada with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Nevada
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Cheapest flights from Ontario to NevadaExplore the most affordable flight options available from Ontario to Nevada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.
Explore the most affordable flight options available from Ontario to Nevada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.
This Frontier deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Wed 7/16:43 pm
LAS
- ONT
Nonstop1h 08m
Frontier
Deal found 6/21![Frontier logo]()
$82
This Frontier deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:34 pm
ONT
- LAS
Nonstop1h 12m
Frontier
Sat 7/46:43 pm
LAS
- ONT
Nonstop1h 08m
Frontier
Deal found 6/21![Frontier logo]()
$85
This Super.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Sat 7/187:00 am
LAS
- ONT
Nonstop1h 03m
Frontier
Deal found 6/16![Frontier logo]()
$86
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Tue 7/77:00 am
LAS
- ONT
Nonstop1h 03m
Frontier
Deal found 6/16![Frontier logo]()
$87
This Frontier deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:34 pm
ONT
- LAS
Nonstop1h 12m
Frontier
Wed 7/82:05 pm
LAS
- ONT
Nonstop1h 09m
Frontier
Deal found 6/19![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/83:40 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Tue 7/147:00 am
LAS
- ONT
Nonstop1h 03m
Frontier
Deal found 6/18![Frontier logo]()
$96
This CheapOair deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:38 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Wed 7/87:00 am
LAS
- ONT
Nonstop1h 03m
Frontier
Deal found 6/16![Frontier logo]()
$97
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:40 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Tue 9/82:45 pm
LAS
- ONT
Nonstop1h 09m
Frontier
Deal found 6/18![Frontier logo]()
$101
This Frontier deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:40 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Sat 9/52:45 pm
LAS
- ONT
Nonstop1h 09m
Frontier
Deal found 6/18![Frontier logo]()
$102
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Tue 6/306:43 pm
LAS
- ONT
Nonstop1h 08m
Frontier
Deal found 6/16![Frontier logo]()
$103
This Frontier deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:58 pm
ONT
- RNO
1 stop4h 54m
Frontier
Wed 9/3010:35 am
RNO
- ONT
1 stop5h 35m
Frontier
Deal found 6/19![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:40 pm
ONT
- RNO
1 stop4h 22m
Frontier
Tue 7/218:47 pm
RNO
- ONT
1 stop11h 16m
Frontier
Deal found 6/16![Frontier logo]()
$219
Best flights from Ontario to NevadaDiscover carefully curated flight deals from Ontario to Nevada that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
Discover carefully curated flight deals from Ontario to Nevada that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:25 pm
ONT
- LAS
Nonstop1h 05m
Southwest
Sat 7/48:45 am
LAS
- ONT
2 stops6h 15m
Southwest
Deal found 6/20![Southwest logo]()
$182
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:56 pm
ONT
- LAS
1 stop6h 36m
United Airlines
Tue 9/223:07 pm
LAS
- ONT
1 stop4h 54m
United Airlines
Deal found 6/18![United Airlines logo]()
$215
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:10 pm
ONT
- RNO
1 stop4h 47m
Delta
Tue 8/49:04 am
RNO
- ONT
1 stop7h 20m
Delta
Deal found 6/20![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/224:35 pm
ONT
- LAS
1 stop4h 45m
Southwest
Sat 7/256:15 am
LAS
- ONT
1 stop3h 35m
Southwest
Deal found 6/19![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:13 pm
ONT
- LAS
1 stop5h 15m
United Airlines
Sat 8/297:04 am
LAS
- ONT
1 stop5h 08m
United Airlines
Deal found 6/16![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:25 pm
ONT
- LAS
2 stops7h 25m
Southwest
Tue 7/287:55 am
LAS
- ONT
1 stop5h 00m
Southwest
Deal found 6/21![Southwest logo]()
$242
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:40 pm
ONT
- LAS
1 stop5h 40m
Southwest
Wed 8/192:15 pm
LAS
- ONT
2 stops5h 50m
Southwest
Deal found 6/16![Southwest logo]()
$242
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:52 pm
ONT
- LAS
1 stop6h 55m
United Airlines
Thu 10/227:15 am
LAS
- ONT
1 stop5h 03m
United Airlines
Deal found 6/20![United Airlines logo]()
$285
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:35 am
ONT
- LAS
2 stops6h 20m
Southwest
Tue 9/2211:35 am
LAS
- ONT
1 stop4h 25m
Southwest
Deal found 6/18![Southwest logo]()
$257
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/11:50 pm
ONT
- LAS
1 stop5h 37m
United Airlines
Sat 7/48:00 am
LAS
- ONT
1 stop4h 12m
United Airlines
Deal found 6/20![United Airlines logo]()
$292
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:10 am
ONT
- LAS
2 stops5h 15m
Southwest
Thu 9/38:50 am
LAS
- ONT
Nonstop1h 05m
Southwest
Deal found 6/16![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:10 am
ONT
- LAS
2 stops5h 15m
Southwest
Mon 8/317:30 am
LAS
- ONT
1 stop4h 20m
Southwest
Deal found 6/18![Southwest logo]()
$288
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:45 pm
ONT
- LAS
1 stop3h 10m
Southwest
Mon 7/274:45 pm
LAS
- ONT
2 stops4h 50m
Southwest
Deal found 6/19![Southwest logo]()
$304
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/205:10 pm
ONT
- TWF
1 stop4h 07m
Delta
Thu 7/236:15 am
TWF
- ONT
1 stop3h 32m
Delta
Deal found 6/19![Delta logo]()
$604
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:30 pm
ONT
- RNO
2 stops5h 50m
Southwest
Tue 7/214:40 pm
RNO
- ONT
2 stops5h 35m
Southwest
Deal found 6/19![Southwest logo]()
$319
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:00 am
ONT
- TWF
1 stop3h 46m
Delta
Sat 7/2511:35 am
TWF
- ONT
1 stop5h 55m
Delta
Deal found 6/20![Delta logo]()
$632
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/62:40 pm
ONT
- RNO
2 stops5h 40m
Southwest
Wed 8/1212:25 pm
RNO
- ONT
2 stops6h 00m
Southwest
Deal found 6/16![Southwest logo]()
$337
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:00 am
ONT
- TWF
1 stop3h 46m
Delta
Wed 7/86:15 am
TWF
- ONT
1 stop3h 32m
Delta
Deal found 6/20![Delta logo]()
$652
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:30 am
ONT
- RNO
1 stop3h 25m
Southwest
Tue 7/215:20 am
RNO
- ONT
1 stop3h 45m
Southwest
Deal found 6/18![Southwest logo]()
$352
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:20 am
ONT
- TWF
2 stops27h 26m
Delta
Fri 7/1011:35 am
TWF
- ONT
1 stop5h 55m
Delta
Deal found 6/19![Delta logo]()
$707
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:40 pm
ONT
- RNO
1 stop5h 35m
Southwest
Mon 7/274:15 pm
RNO
- ONT
2 stops6h 00m
Southwest
Deal found 6/20![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:40 am
ONT
- RNO
1 stop3h 35m
Southwest
Sun 8/237:50 am
RNO
- ONT
1 stop3h 55m
Southwest
Deal found 6/16![Southwest logo]()
$369
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:20 am
ONT
- TWF
2 stops27h 26m
Delta
Sat 7/1111:35 am
TWF
- ONT
1 stop22h 12m
Delta
Deal found 6/19![Delta logo]()
$792
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:10 am
ONT
- RNO
2 stops9h 30m
Southwest
Sun 8/166:00 am
RNO
- ONT
1 stop5h 45m
Southwest
Deal found 6/20![Southwest logo]()
$374
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:10 am
ONT
- RNO
2 stops9h 25m
Southwest
Fri 9/117:30 am
RNO
- ONT
2 stops5h 55m
Southwest
Deal found 6/19![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:00 am
ONT
- TWF
1 stop3h 46m
Delta
Tue 7/711:35 am
TWF
- ONT
1 stop13h 13m
Delta
Deal found 6/19![Delta logo]()
$817
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:00 am
ONT
- RNO
2 stops5h 45m
Southwest
Sun 10/116:25 am
RNO
- ONT
1 stop5h 05m
Southwest
Deal found 6/17![Southwest logo]()
$402
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:30 pm
ONT
- RNO
1 stop8h 40m
Southwest
Sun 7/265:40 am
RNO
- ONT
2 stops6h 00m
Southwest
Deal found 6/19![Southwest logo]()
$404
Last-minute flights from Ontario to NevadaDiscover last-minute flight deals from Ontario to Nevada. Data last updated June 21, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Nevada. Data last updated June 21, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Wed 7/16:43 pm
LAS
- ONT
Nonstop1h 08m
Frontier
Deal found 6/21![Frontier logo]()
$82
This Super.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Sat 7/187:00 am
LAS
- ONT
Nonstop1h 03m
Frontier
Deal found 6/16![Frontier logo]()
$86
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:33 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Tue 6/306:43 pm
LAS
- ONT
Nonstop1h 08m
Frontier
Deal found 6/16![Frontier logo]()
$103
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/11:33 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Wed 7/16:43 pm
LAS
- ONT
Nonstop1h 08m
Frontier
Deal found 6/16![Frontier logo]()
$87
This Frontier deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:34 pm
ONT
- LAS
Nonstop1h 12m
Frontier
Wed 7/82:05 pm
LAS
- ONT
Nonstop1h 09m
Frontier
Deal found 6/19![Frontier logo]()
$92
This Frontier deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:34 pm
ONT
- LAS
Nonstop1h 12m
Frontier
Sat 7/46:43 pm
LAS
- ONT
Nonstop1h 08m
Frontier
Deal found 6/21![Frontier logo]()
$85
This CheapOair deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:38 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Wed 7/87:00 am
LAS
- ONT
Nonstop1h 03m
Frontier
Deal found 6/16![Frontier logo]()
$97
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/83:40 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Tue 7/147:00 am
LAS
- ONT
Nonstop1h 03m
Frontier
Deal found 6/18![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:40 pm
ONT
- RNO
1 stop4h 22m
Frontier
Tue 7/218:47 pm
RNO
- ONT
1 stop11h 16m
Frontier
Deal found 6/16![Frontier logo]()
$219
This Expedia deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/173:40 pm
ONT
- RNO
1 stop4h 22m
Frontier
Tue 7/218:47 pm
RNO
- ONT
1 stop11h 16m
Frontier
Deal found 6/17![Frontier logo]()
$235
This Orbitz deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/203:40 pm
ONT
- RNO
1 stop4h 22m
Frontier
Fri 7/241:04 pm
RNO
- ONT
1 stop26h 10m
Frontier
Deal found 6/20![Frontier logo]()
$240
This Super.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:40 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Wed 7/292:05 pm
LAS
- ONT
Nonstop1h 09m
Frontier
Deal found 6/17![Frontier logo]()
$115
One-way flights from Ontario to NevadaSearch for one-way flight options from Ontario to Nevada. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
Search for one-way flight options from Ontario to Nevada. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/83:40 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Deal found 6/19![Frontier logo]()
$37
This Super.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/411:58 am
ONT
- LAS
Nonstop1h 08m
Frontier
Deal found 6/20![Frontier logo]()
$38
This CheapOair deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:34 pm
ONT
- LAS
Nonstop1h 12m
Frontier
Deal found 6/16![Frontier logo]()
$40
This Super.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:34 pm
ONT
- LAS
Nonstop1h 09m
Frontier
Deal found 6/20![Frontier logo]()
$53
This Expedia deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:38 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Deal found 6/20![Frontier logo]()
$54
This Frontier deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/303:34 pm
ONT
- LAS
Nonstop1h 12m
Frontier
Deal found 6/17![Frontier logo]()
$55
This Kissandfly.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:34 pm
ONT
- LAS
Nonstop1h 09m
Frontier
Deal found 6/21![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:52 am
ONT
- LAS
Nonstop1h 10m
Frontier
Deal found 6/20![Frontier logo]()
$62
This Super.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:40 pm
ONT
- LAS
Nonstop1h 11m
Frontier
Deal found 6/20![Frontier logo]()
$63
This Super.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:38 pm
ONT
- RNO
1 stop6h 24m
Frontier
Deal found 6/17![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:40 pm
ONT
- RNO
1 stop4h 22m
Frontier
Deal found 6/19![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:40 pm
ONT
- RNO
1 stop4h 22m
Frontier
Deal found 6/17![Frontier logo]()
$106
Find flight deals from Ontario to Nevada
Keep the following information in mind while searching for Ontario to Nevada flight deals. Data was last updated June 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $85 (Frontier) |
One-way from | $37 (Kiwi.com) |
Popular in | May |
Cheapest in | September |
Average price | $189 |
Good round-trip deal | $202 or less |
Good one-way deal | $142 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Nevada that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 21, 2026.
Use the filters below to find and compare flights from Ontario to Nevada that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Wed 7/1
8:25 pm-9:30 pm
Nonstop1h 05m
Las Vegas Harry Reid Intl
Sat 7/4
8:45 am-3:00 pm
2 stops6h 15m
$182
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Sat 9/19
1:56 pm-8:32 pm
1 stop6h 36m
Las Vegas Harry Reid Intl
Tue 9/22
3:07 pm-8:01 pm
1 stop4h 54m
$215
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Wed 7/22
4:35 pm-9:20 pm
1 stop4h 45m
Las Vegas Harry Reid Intl
Sat 7/25
6:15 am-9:50 am
1 stop3h 35m
$237
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Sat 7/25
1:25 pm-8:50 pm
2 stops7h 25m
Las Vegas Harry Reid Intl
Tue 7/28
7:55 am-12:55 pm
1 stop5h 00m
$242
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Tue 8/18
2:40 pm-8:20 pm
1 stop5h 40m
Las Vegas Harry Reid Intl
Wed 8/19
2:15 pm-8:05 pm
2 stops5h 50m
$242
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Fri 8/28
7:13 pm-12:28 am
1 stop5h 15m
Las Vegas Harry Reid Intl
Sat 8/29
7:04 am-12:12 pm
1 stop5h 08m
$257
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Sat 9/19
8:35 am-2:55 pm
2 stops6h 20m
Las Vegas Harry Reid Intl
Tue 9/22
11:35 am-4:00 pm
1 stop4h 25m
$257
Quickest round-trip
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Mon 8/31
6:10 am-11:25 am
2 stops5h 15m
Las Vegas Harry Reid Intl
Thu 9/3
8:50 am-9:55 am
Nonstop1h 05m
$262
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Sat 10/17
1:52 pm-8:47 pm
1 stop6h 55m
Las Vegas Harry Reid Intl
Thu 10/22
7:15 am-12:18 pm
1 stop5h 03m
$285
OntarioLas Vegas
ONT - LAS
ONTLAS
Ontario
Fri 8/28
6:10 am-11:25 am
2 stops5h 15m
Las Vegas Harry Reid Intl
Mon 8/31
7:30 am-11:50 am
1 stop4h 20m
$288
Showing 1-10 of 51 resultsSorted by cheapest first
Best time to book a flight from Ontario to Nevada
Have a flexible travel schedule? Discover the best time to fly to Nevada from Ontario with our price prediction graph.
ONT-LAS
ONT-RNO
ONT-TWF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Nevada
ONT-USNV
ONT-LAS
ONT-RNO
ONT-TWF
What is the cheapest month to book a flight from Ontario to Nevada?
Currently, December is the cheapest month in which you can book a flight from Ontario to Nevada (average of $38). Flying from Ontario to Nevada in June is currently the most expensive (average of $518). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ONT to NV?
Find hourly flight availability from Ontario to Nevada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 21, 2026.
It’s optimal to fly from Ontario to Nevada at noon. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from Ontario to Nevada
Explore weekly flight availability from Ontario to Nevada. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 21, 2026.
The most flights from ONT to USNV are scheduled on a Sunday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Ontario to Nevada?
How far ahead should I book a flight from Ontario to Nevada?
To ensure you get the cheapest price possible for a flight from Ontario to Nevada, you should look to book at least 86 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Ontario to Nevada?
Use this chart to determine the cheapest time to fly round-trip from Ontario to Nevada. Price data was last updated on June 20, 2026.
Travelers seeking maximum savings on their Ontario to Nevada flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Nevada
Get insights into the airlines that provide service to Nevada. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Nevada. Reviews last updated June 21, 2026.
Read through reviews of airlines operating flights from Ontario to Nevada, such as Southwest,Delta, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Nevada. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Nevada
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Nevada by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Nevada by cabin class
Find flights from Ontario to Nevada, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Nevada flights
Browse other Ontario and Nevada flight options. Last updated on June 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Nevada flights
Consider these flights traveling from Ontario to Nevada.
Top 5 airlines flying from Ontario to Nevada
Discover the top 5 airlines that operate flights from Ontario to Nevada. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$185 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$98 | Average$315 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$129 | Average$259 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$200 | Average$289 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$228 | Average$321 | FlexibilityNo cancel fee | On-time69% |