Flights to Ontario, CA, United States
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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
Cheapest month to fly to Ontario
Explore price trends for trips to Ontario
Showing prices in USD
| Annual Avg. Price | 51 USD |
| May 2024 | 23 USD |
| June 2024 | 23 USD |
| July 2024 | 23 USD |
| August 2024 | 23 USD |
| September 2024 | 23 USD |
| October 2024 | 23 USD |
| November 2024 | 23 USD |
| December 2024 | 84 USD |
| January 2025 | 84 USD |
| February 2025 | 84 USD |
| March 2025 | 84 USD |
| April 2025 | 114 USD |
Direct flights to Ontario
Find direct flights from anywhere to Ontario
- Los Angeles to Ontario from $170
- San Antonio to Ontario from $179
- Guadalajara to Ontario from $180
- Nashville to Ontario from $187
- Philadelphia to Ontario from $190
- Washington, D.C. to Ontario from $192
- Minneapolis to Ontario from $193
- St. Louis to Ontario from $198
- Grand Rapids to Ontario from $205
- Indianapolis to Ontario from $205
- Detroit to Ontario from $211
- Fort Lauderdale to Ontario from $220
- Atlanta to Ontario from $223
- Orlando to Ontario from $233
- Cincinnati to Ontario from $233
- Austin to Ontario from $238
- Charlotte to Ontario from $238
- Raleigh to Ontario from $243
- Boston to Ontario from $245
- New Orleans to Ontario from $270
- Hartford to Ontario from $275
- Omaha to Ontario from $287
- Des Moines to Ontario from $287
- El Paso to Ontario from $324
Airlines flying to Ontario
Best airlines flying to Ontario
- easyJet
- Kuwait Airways
- Eurowings
- NouvelAir
- Aegean
- ITA Airways
- Fiji Airways
- Qantas
- United Airlines
- Air France
- WestJet
- Norwegian
- TAP Portugal
- EVA Air
- Air Canada
- Pegasus
- Singapore Airlines
- Qatar Airways
- Air Tahiti Nui
- JetBlue Airways
