Title: £68 Cheap American Airlines flights from Ontario to San Francisco (ONT→SFO) - Expedia.co.uk

  

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# £68 Cheap American Airlines flights from Ontario to San Francisco (ONT→SFO)

[View £68 flight on Wed, 15 Oct 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:ONT,to:SFO,departure:15/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:67.80&airProductToken=AQppCjMIwYIBEgQxNTkxGK6bASDvuQEou7X6AjCJtvoCOEJAAFgBagVCQVNJQ3IITzdBVVpOQlYKMgjBggESBDE3NTYY77kBILJxKMK3-gIww7j6AjhCQAFYAWoFQkFTSUNyCE83QVVaTkJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw)

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## American Airlines flights from Ontario to San Francisco (ONT→SFO)

Prices were available within the past 7 days and start at £68 for one-way flights and £310 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif)

Sun, 5 Oct - Wed, 8 Oct

ONT

Ontario

SFO

San Francisco

£310

Return

found 3 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:SFO,departure:05/10/2025TANYT&leg2=from:SFO,to:ONT,departure:08/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:309.70&airProductToken=AQpnCjIIwYIBEgQxMTk0GK6bASDvuQEo9sT5AjDDxfkCOExAAFgBagRNQUlOcghMN0FJWk5OMQoxCMGCARIEMTU0NRjvuQEgsnEok8f5AjCYyPkCOExAAVgBagRNQUlOcghMN0FJWk5OMQpnCjEIwYIBEgQyNDIzGLJxIO-5ASjN6fkCMMjq-QI4T0AAWAFqBE1BSU5yCE83QVVaTk01CjIIwYIBEgQxNjY2GO-5ASCumwEo9ev5AjC_7PkCOE9AAVgBagRNQUlOcghPN0FVWk5NNRIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs)

Flight from Ontario to San Francisco route information

| Origin airport | Los Angeles - Ontario Intl. |
| --- | --- |
| Destination airport | San Francisco Intl. |
| Airlines serving | Alaska Airlines, JetBlue Airways |
| Popular airline | Alaska Airlines |
| Distance | 582 km |
| Average flight time | 1 hour 23 mins |

## Frequently asked questions

### How much is an American Airlines flight from Los Angeles - Ontario Intl. Airport (ONT) to San Francisco Intl. Airport (SFO)?

> You'll find cheap return American Airlines flights from £310 from ONT to SFO by sorting your results from "Price (lowest to highest)" on Expedia. Or search for options from £68 for a one-way journey.\**\*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.*

### What is the cheapest month to fly from ONT to SFO with American Airlines?

> February is one of the least expensive months to get away to San Francisco with American Airlines. You could also find fantastic deals on one-way and round-trip tickets in April.

### Does American Airlines fly nonstop from Los Angeles - Ontario Intl. Airport (ONT) to San Francisco Intl. Airport (SFO)?

> Enter your dates, click search and select the "Nonstop" filter on Expedia to find any direct flights from ONT to SFO with American Airlines or another airline.

### What airports does American Airlines fly into in San Francisco?

> San Francisco Intl. Airport (SFO) is the primary San Francisco hub for American Airlines flights from Los Angeles - Ontario Intl. Airport (ONT).

### Can I change or cancel my American Airlines flight from Los Angeles - Ontario Intl. Airport (ONT) to San Francisco Intl. Airport (SFO)?

> Changes are often free within 24 hours of making a booking, but your airline may charge you after that. For more details about modifying your reservation, check out your "[Trips](https://www.expedia.co.uk/trips)," select your flight and click on "Manage Booking." If you want the flexibility to make changes without additional charges, apply the "Changes included" or "No cancel fee" filter when organising your next escape.

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