| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Ontario Las Vegas | Outbound 10/18/25 direct F91358 01h 18min | Return 11/17/25 direct F91357 01h 10min |  Frontier Airlines |  | $103 | ||
| Ontario Las Vegas | Outbound 10/18/25 direct F91358 01h 18min | Return 11/17/25 direct F91357 01h 10min | Frontier Airlines |  | $117 | ||
| Ontario Las Vegas | Outbound 10/18/25 direct F91358 01h 18min | Return 11/17/25 direct F91357 01h 10min | Frontier Airlines |  | $122 | ||
| Ontario Las Vegas | Outbound 09/04/25 direct F91358 01h 13min | Return 09/28/25 direct F91357 01h 10min | Frontier Airlines | | $136 | ||
| Ontario Las Vegas | Outbound 09/04/25 direct F91358 01h 13min | Return 09/28/25 direct F92231 01h 09min | Frontier Airlines | | $145 | ||
| Ontario Las Vegas | Outbound 09/04/25 direct F91358 01h 13min | Return 09/28/25 direct F92231 01h 09min | Frontier Airlines | | $150 | ||
| Ontario Las Vegas | Outbound 10/18/25 1 Stopover (PHX) AA1423, AA3057 04h 14min | Return 11/17/25 1 Stopover (PHX) AA1747, AA1423 03h 09min |  American Airlines |  | ? | $297 | |
| Ontario Las Vegas | Outbound 09/04/25 1 Stopover (PHX) AA4890, AA1541 04h 18min | Return 09/28/25 1 Stopover (PHX) AA1808, AA2661 04h 41min | American Airlines |  | ? | $306 | |
| Ontario Las Vegas | Outbound 09/04/25 1 Stopover (PHX) AA2738, AA2106 04h 28min | Return 09/28/25 1 Stopover (PHX) AA1808, AA2661 04h 41min | American Airlines | | ? | $323 | |
| Ontario Las Vegas | Outbound 10/18/25 1 Stopover (PHX) AA1423, AA3057 04h 14min | Return 11/17/25 1 Stopover (PHX) AA1747, AA1423 03h 09min | American Airlines |  | ? | $381 |
Stops
- Direct flight
Airline
- Frontier Airlines
- American Airlines
- Hawaiian Airlines
Tips and tricks to help you find cheap flights from Ontario to Las Vegas
Favorite airline: Frontier Airlines
Most travelers looking for flights on the route from Ontario to Las Vegas decide to book flights with Frontier Airlines.
Frontier Airlines
94 %
American Airlines
6 %
Cheapest weekday: Sunday
Compared to other weekdays, flights are cheapest on Sunday.
Stopover flights are the cheapest connection
Direct flights on this route are $16.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
01h 14min
05h 38min
$109
$93
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 89 % of travelers will book a direct flight.
Route
bookings
Direct flights
01h 14min, from $109
89 %
1 stopover Phoenix - Sky Harbor International Airport
05h 38min, from $93
11 %
Important flight information
Flight information: Ontario - Las Vegas
| Roundtrip from | $102.54 |
|---|---|
| Flight duration | min. 01:00 / max. 06:10 |
| Return flight duration | min. 00:55/ max. 01:05 |
| Distance | 317 km |
| Flights per week | 38 |
| Departure airport | Airport Ontario-CA (ONT) |
| Arrival airport | Airport Las Vegas - McCarran International Airport, NV (LAS) |
| Destination country | Flights to United States |
Alternative routes to United States
- Flight Ontario - San Francisco from $111
- Flight Ontario - Miami from $262
- Flight Ontario - Phoenix - Sky Harbor from $171
- Flight Ontario - Dallas from $181
- Flight Ontario - Atlanta from $236
- Flight Ontario - New York from $235
Alternative flights to Las Vegas
- Flight New York - Las Vegas from $125
- Flight Los Angeles - Las Vegas from $69
- Flight San Francisco - Las Vegas from $86
- Flight Miami - Las Vegas from $229
- Flight Dallas - Las Vegas from $138
- Flight San Diego - Las Vegas from $72
- Flight Seattle-Tacoma - Las Vegas from $127
- Flight Denver - Las Vegas from $109
- Flight Chicago - Las Vegas from $128
- Flight Orlando - Las Vegas from $202
Flight destinations with a similar price
- Flight Las Vegas - Guadalajara from $257
- Flight Las Vegas - Toronto from $200
- Flight Las Vegas - Frankfurt from $602
- Flight Las Vegas - San Jose, Costa Rica from $310
- Flight Las Vegas - Zurich from $521
- Flight Las Vegas - Cancun from $292
- Flight Las Vegas - Havana from $403
- Flight Las Vegas - Amsterdam from $612
- Flight Las Vegas - London Heathrow from $639
- Flight Las Vegas - London Gatwick from $714
Flight destinations with a similar price
- Flight Ontario - San Francisco from $111