Cheap flights from South Bend, IN to Ontario, CA
Flights starting at $112. Choose between United Airlines, Allegiant Air, or Frontier Airlines to find the best price.
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Tips to know when travelling to Ontario
Cheapest one-way trip | $112 |
---|---|
Cheapest round-trip | $251 |
Average round-trip | $359 |
Includes rare itinerary | |
Most popular airline | United Airlines |
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Book your trip to arrive at Ontario International, or Montclair (Ontario). The most popular airlines for this route are United Airlines, Allegiant Air, Frontier Airlines, and Spirit Airlines. South Bend and Ontario have 49 direct flights per week.
Check-in for a flight from South Bend to Ontario
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
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 |
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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