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Cheap Flights from Ontario International to San Francisco International (ONT - SFO)

Top last minute flight deals

Feeling spontaneous? It’s never too late to book a trip. Here’s our pick of the best last minute flights to San Francisco...
Estimated lowest prices only. Found in the last 14 days.

Flight information Ontario International to San Francisco International

Cheapest return price last month

£82

Direct airlines

2

Flights per week

41

Average flight time, total distance 362 miles

1h 18min

Most popular airline last month

United

San Francisco International

1 airport

Frequently asked questions

There's one airport in San Francisco International: San Francisco International.
The best price found on Skyscanner for a flight from Ontario International to San Francisco International is £82. This was found by aggregating across different carriers and is the cheapest price for the whole month.
1h 18min is the average flight time from Ontario International to San Francisco International.
There are 2 airlines who fly direct from Ontario International to San Francisco International.
As of October, there are 41 flights per week flying from Ontario International to San Francisco International.

Compare flights from Ontario to San Francisco and find cheap tickets with Skyscanner

Skyscanner is a fast and simple travel search engine that compares hundreds of flights from all major airlines and travel agents, finding you the best deal on cheap plane tickets to San Francisco from Ontario.

Best of all, Skyscanner is free to use!

When is the best time to book from Ontario to San Francisco?

Useful information before booking your travel from Ontario to San Francisco

Check the travel information panel above to get exact information about:

  • Distance from Ontario to San Francisco
  • Flight time to Ontario from San Francisco
  • Which airlines provide the cheapest tickets from Ontario to San Francisco
  • Which airlines fly direct to San Francisco from Ontario.

Know your cabin luggage size and weight restrictions thanks to our guide to hand baggage.

Track your flight status by checking arrival and departure times from Ontario to San Francisco

  • Stay up to date with information regarding your flight by checking our arrivals and departure boards.
  • Alternatively, download the Skyscanner App to get live flight tracker updates.
    We’ll keep you posted with the latest schedule information and send you important flight updates for your travel to San Francisco from Ontario.

Book a hotel or car hire for your stay in San Francisco

Need to book a hotel or car hire for your stay in San Francisco? For the best hotel & car hire deals in San Francisco, why not try Skyscanner?

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.