Cheap flights from Ontario, CA to Las Vegas, NV
Flights starting at $23. Choose between Frontier Airlines, Spirit Airlines, or United Airlines to find the best price.
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Tips to know when travelling to Las Vegas
Cheapest one-way trip | $23 |
|---|---|
Cheapest nonstop round-trip | $23 |
Cheapest round-trip | $42 |
Nonstop flights in April | $23 – $76 |
Most popular airline | Frontier Airlines |
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The distance between Ontario and Las Vegas is 317 km. The most popular airlines for this route are Frontier Airlines, Spirit Airlines, United Airlines, Alaska Airlines, and Avianca. Ontario and Las Vegas have 112 direct flights per week.
Weekly direct flights
Discover the top airlines offering direct flights from Ontario to Las Vegas in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 07.04 - Sat 13.04
| Airline | Sun 07.04 | Mon 08.04 | Tue 09.04 | Wed 10.04 | Thu 11.04 | Fri 12.04 | Sat 13.04 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 2 | 3 | 3 | 3 | 2 |
Weekly direct flights for Sun 14.04 - Sat 20.04
| Airline | Sun 14.04 | Mon 15.04 | Tue 16.04 | Wed 17.04 | Thu 18.04 | Fri 19.04 | Sat 20.04 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 2 |
Weekly direct flights for Sun 21.04 - Sat 27.04
| Airline | Sun 21.04 | Mon 22.04 | Tue 23.04 | Wed 24.04 | Thu 25.04 | Fri 26.04 | Sat 27.04 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 2 |
Weekly direct flights for Sun 28.04 - Sat 04.05
| Airline | Sun 28.04 | Mon 29.04 | Tue 30.04 | Wed 01.05 | Thu 02.05 | Fri 03.05 | Sat 04.05 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 2 |
Check-in for a flight from Ontario to Las Vegas
| 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 |
| United Airlines | UAL | UA | Yes | No |
| Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
| Avianca | AVA | AV | No | Opens 48 days before flight Closes 1 hours before flight |
Weather in Las Vegas
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 11°C | 2°C |
| February | 13°C | 3°C |
| March | 18°C | 7°C |
| April | 24°C | 11°C |
| May | 29°C | 15°C |
| June | 35°C | 21°C |
| July | 38°C | 25°C |
| August | 36°C | 24°C |
| September | 33°C | 20°C |
| October | 25°C | 13°C |
| November | 17°C | 7°C |
| December | 10°C | 2°C |
14 day forecast
Frequently asked questions
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