Cheap flights from Las Vegas, NV to Ontario, CA
Flights starting at £18. Choose between Frontier Airlines, Spirit Airlines, or Alaska Airlines to find the best price.
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Tips to know when travelling to Ontario
Cheapest one-way trip | £18 |
|---|---|
Cheapest nonstop round-trip | £18 |
Cheapest round-trip | £34 |
Nonstop flights in April | £18 – £65 |
Most popular airline | Frontier Airlines |
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Weekly direct flights
Discover the top airlines offering direct flights from Las Vegas to Ontario in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Mon 08.04 - Sun 14.04
| Airline | Mon 08.04 | Tue 09.04 | Wed 10.04 | Thu 11.04 | Fri 12.04 | Sat 13.04 | Sun 14.04 |
|---|---|---|---|---|---|---|---|
| 3 | 2 | 3 | 3 | 3 | 2 | 3 |
Weekly direct flights for Mon 15.04 - Sun 21.04
| Airline | Mon 15.04 | Tue 16.04 | Wed 17.04 | Thu 18.04 | Fri 19.04 | Sat 20.04 | Sun 21.04 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 2 | 3 |
Weekly direct flights for Mon 22.04 - Sun 28.04
| Airline | Mon 22.04 | Tue 23.04 | Wed 24.04 | Thu 25.04 | Fri 26.04 | Sat 27.04 | Sun 28.04 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 2 | 3 |
Weekly direct flights for Mon 29.04 - Sun 05.05
| Airline | Mon 29.04 | Tue 30.04 | Wed 01.05 | Thu 02.05 | Fri 03.05 | Sat 04.05 | Sun 05.05 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 2 | 3 |
Check-in for a flight from Las Vegas to Ontario
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
| Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
| Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
| United Airlines | UAL | UA | Yes | No |
Ontario travel tips
1) Snack at The Olive Grill in Ontario for affordable prices | The Olive Grill at 302 S Milliken Avenue in Ontario serves tasty sandwiches, wraps and burgers. Make sure to try their Korean BBQ; delicious KBBQ fries come with cheese and jalapeños. An average bill is $11 here. |
|---|---|
2) Visit the San Bernardino History & Railroad Museum during the trip to the San Bernardino National Forest near Ontario | It's time to upload beautiful photos on Instagram after your trip to the San Bernardino National Forest. Walk around stunning landscapes and take bright photos. Do not miss the San Bernardino History & Railroad Museum. You will see some of the oldest locomotives; the friendly staff will treat you with a cup of tea. |
3) Address the Rock Climb Every Day in Ontario to try a new hobby | If you want to try rock climbing but always postpone this, you have no choice in Ontario! The team at Rock Climb Every Day has professional and certified instructors; you will feel completely safe. Head to 645 W Francis Street and arrange the day when your plans come true! |
Weather in Ontario
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 18°C | 7°C |
| February | 18°C | 7°C |
| March | 20°C | 8°C |
| April | 23°C | 10°C |
| May | 25°C | 13°C |
| June | 29°C | 16°C |
| July | 33°C | 19°C |
| August | 33°C | 20°C |
| September | 32°C | 18°C |
| October | 27°C | 15°C |
| November | 22°C | 10°C |
| December | 17°C | 7°C |
14 day forecast
Frequently asked questions
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