Cheap flights from Madison, WI to Ontario, CA
Flights starting at £67. Choose between United Airlines, Frontier Airlines, or Alaska Airlines to find the best price.
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Tips to know when travelling to Ontario
Cheapest one-way trip | £67 |
---|---|
Cheapest round-trip | £178 |
Average round-trip | £239 |
Includes rare itinerary | |
Most popular airline | United Airlines |
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Travelers usually depart from Dane County Regional, or Madison when they travel from Madison to Ontario. Book your trip to arrive at Ontario International, or Montclair (Ontario). The most popular airlines for this route are United Airlines, Frontier Airlines, Alaska Airlines, Sun Country Airlines, and Spirit Airlines. Madison and Ontario have 57 direct flights per week.
Check-in for a flight from Madison to Ontario
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
Frontier Airlines | FFT | F9 | 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 |
Sun Country Airlines | SCX | SY | Yes | No |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
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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