Cheap Flights from Ontario, CA to Las Vegas, NV from $49
On Cheapflightsplus.com you will find 3 direct and 206 connecting flights from Ontario to Las Vegas. You can compare airfare deals from 4 airlines and multiple travel sites from $49, book and save on cheap plane tickets and last minute offers. Also check out ONT-LAS flight schedule to find best flight time, convenient departure and arrival airports.
Find One-Way and Round-Trip Ontario to Las Vegas Flight Deals
Best Flights from Ontario to Las Vegas Today
Price | Departure | Arrival | Flight Duration | Airline | Flight |
---|---|---|---|---|---|
from $49 | 06:00 Ontario Ontario Int. | 07:10 Las Vegas Mccarran | 1h 10m | Frontier Airlines | F92232 |
from $58 | 19:36 Ontario Ontario Int. | 20:45 Las Vegas Mccarran | 1h 9m | Frontier Airlines | F94758 |
from $70 | 00:59 Ontario Ontario Int. | 07:59 Las Vegas Mccarran | 7h 0m layover 2h 41m - Denver | Frontier Airlines | F91500 F92015 |
from $82 | 17:21 Ontario Ontario Int. | 07:59+1 день Las Vegas Mccarran | 14h 38m layover 10h 16m - Denver | Frontier Airlines | F92908 F92015 |
Flight Schedule Ontario (California) to Las Vegas (Nevada)
Departure | Arrival | Flight Details | Flight Duration | Price |
---|---|---|---|---|
00:59 — 07:59
|
00:59 — 04:22
F91500
Frontier Airlines
Ontario — Denver
2h 41m stop
08:05 — 09:10
F92015
Frontier Airlines
Denver — Las Vegas
|
7h including layover |
Find flight
from$70 |
|
00:59 — 18:56
|
00:59 — 04:19
F91500
Frontier Airlines
Ontario — Denver
13h 32m stop
17:51 — 18:56
F94967
Frontier Airlines
Denver — Las Vegas
|
17h 57m including layover |
Find flight
from$75 |
|
00:59 — 11:02
|
00:59 — 04:19
F91500
Frontier Airlines
Ontario — Denver
5h 41m stop
10:00 — 11:02
F91993
Frontier Airlines
Denver — Las Vegas
|
10h 3m including layover |
Find flight
from$81 |
|
00:59 — 14:40
|
00:59 — 04:19
F91500
Frontier Airlines
Ontario — Denver
9h 14m stop
13:33 — 14:40
F92349
Frontier Airlines
Denver — Las Vegas
|
13h 41m including layover |
Find flight
from$82 |
|
06:00 — 07:10
|
06:00 — 07:10
F92232
Frontier Airlines
Ontario — Las Vegas
|
1h 10m |
Find flight
from$49 |
|
12:37 — 13:48
|
12:37 — 13:48
F91358
Frontier Airlines
Ontario — Las Vegas
|
1h 11m |
Find flight
from$49 |
|
12:48 — 20:25
|
12:48 — 18:19
F93132
Frontier Airlines
Ontario — Houston
55m stop
19:14 — 20:32
F94131
Frontier Airlines
Houston — Las Vegas
|
7h 37m including layover |
Find flight
from$70 |
|
17:21 — 23:34
|
17:21 — 20:44
F92908
Frontier Airlines
Ontario — Denver
1h 45m stop
22:29 — 23:34
F9777
Frontier Airlines
Denver — Las Vegas
|
6h 13m including layover |
Find flight
from$76 |
|
17:21 — 07:59
+1 day
|
17:21 — 20:44
F92908
Frontier Airlines
Ontario — Denver
10h 16m stop
07:00 — 07:59
F92015
Frontier Airlines
Denver — Las Vegas
|
14h 38m including layover |
Find flight
from$82 |
|
17:21 — 14:40
+1 day
|
17:21 — 20:44
F92908
Frontier Airlines
Ontario — Denver
16h 49m stop
13:33 — 14:40
F92349
Frontier Airlines
Denver — Las Vegas
|
21h 19m including layover |
Find flight
from$82 |
|
19:36 — 20:45
|
19:36 — 20:45
F94758
Frontier Airlines
Ontario — Las Vegas
|
1h 9m |
Find flight
from$58 |
|
20:09 — 06:55
+1 day
|
20:09 — 01:24
F92924
Frontier Airlines
Ontario — Dallas
4h 36m stop
08:30 — 09:25
F91051
Frontier Airlines
Dallas — Las Vegas
|
10h 46m including layover |
Find flight
from$75 |
|
21:41 — 07:26
+1 day
|
21:41 — 23:14
F92677
Frontier Airlines
Ontario — San Francisco
6h 31m stop
05:45 — 07:26
F94158
Frontier Airlines
San Francisco — Las Vegas
|
9h 45m including layover |
Find flight
from$75 |
|
21:41 — 14:54
+1 day
|
21:41 — 23:14
F92677
Frontier Airlines
Ontario — San Francisco
13h 55m stop
16:31 — 18:17
F92486
Frontier Airlines
San Francisco — Las Vegas
|
17h 13m including layover |
Find flight
from$75 |
|
21:41 — 22:55
+1 day
|
21:41 — 23:14
F92677
Frontier Airlines
Ontario — San Francisco
22h 6m stop
21:43 — 23:23
F94156
Frontier Airlines
San Francisco — Las Vegas
|
25h 14m including layover |
Find flight
from$79 |
Flight Information
Below we will explain in detail what the flights cost on the destination from Ontario to Las Vegas depends on and how to choose the most interesting flight option for you.
Distance between Ontario and Las Vegas is 317 miles. Time difference between the cities is 0h. Airplanes depart 00:59 to 21:41 from 2 Ontario airports and arrive 00:59 to 21:41 to 1 Las Vegas airport. Average flight time is 1h 10m.
- The fastest flight 1h 9m
- Average flight time 1h 10m
- The earliest flight 00:59
- The latest flight 21:41
- Distance 197 ml
The cheapest months to travel to Las Vegas are august (from 49 $), july (from 54 $), january (from 96 $).
The most expensive months are september (from 164 $), october (from 164 $), january (from 96 $).
What is the lowest airfare Ontario to Las Vegas?
The cheapest plane ticket found by our users is $49. This airfare is for economy class on one-way F92232 flight by Frontier Airlines for July 4, 2025 which leaves Ontario Int. in Ontario at 06:00 am and arrives at Las Vegas Mccarran at 07:10.
Popular Airlines on the Route
The flight Ontario — Las Vegas is served by 4 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 54 departures per week at the price of from $ 172 . And the most expensive tickets are offered by United Airlines airline - from $ 437.
Direct flights
There are 3 nonstop flights on the route. The fastest direct flight is F94758 by Frontier Airlines takes 1h 9m and the cheapest is F92232 by Frontier Airlines for $49.
- F9 - Frontier Airlinesfrom $49Find
Connecting Flights
There are 206 flights with layovers on the route. The fastest connecting flight is UA2042 by United Airlines takes 3h 48m and the cheapest is F92232 by Frontier Airlines for $70.
- AS - Alaska Airlinesfrom $172Find
- F9 - Frontier Airlinesfrom $70Find
- HA - Hawaiian Airlinesfrom $157Find
- UA - United Airlinesfrom $178Find
Airports
You can fly from Ontario to Las Vegas from 2 airports (Ontario Int., International Heliport).
Ontario airports
- Ontario Int.-ONTfrom $49Find
- International Heliport-JIOFind
Las Vegas airports
- Mccarran-LASFind
Airplanes
There are flights to Las Vegas from Ontario by 4 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Ontario
You may also consider searching for discounted plane tickets to some other popular places from Ontario within United States.
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Top International Destinations from Ontario
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
- from $62Find
- from $61Find
- from $70Find
- from $74Find
How to book a plane ticket yourself?

- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
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- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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