Cheap Flights from Ontario International to San Francisco International (ONT - SFO)
Top last minute flight dealsFeeling spontaneous? It’s never too late to book a trip. Here’s our pick of the best last minute flights to San Francisco...
- Tue 19 NovONTSFOFri 29 NovSFOONTUnitedDirectfrom £98
- Sat 23 NovONTSFOFri 29 NovSFOONTUnitedDirectfrom £98
- Sat 16 NovONTSFOFri 29 NovSFOONTUnitedDirectfrom £99
Flight information Ontario International to San Francisco International
Cheapest return price last month
Flights per week
Average flight time, total distance 362 miles
Most popular airline last month
San Francisco International
Frequently asked questions
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?
- Make sure you’re getting the best price for your flight tickets. Find the best time to book from Ontario to San Francisco by checking our best time to book tool.
- Track the price of your plane tickets to San Francisco by signing up to Skyscanner Price Alerts.
- If you’re flexible on when to travel, use Skyscanner’s 'whole month' search tool to find the cheapest day to travel.
- Looking for last minute flights? Learn how to find last minute deals for your trip 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.