Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
Best option Ontario San Francisco | Outbound 07/25/25 direct F92677 01h 33min | Return 08/17/25 direct F92678 01h 29min | | ![]() | $109 | ||
Ontario San Francisco | Outbound 09/04/25 direct F92677 01h 32min | Return 09/28/25 direct F92678 01h 29min | | ![]() | $111 | ||
Ontario San Francisco | Outbound 09/04/25 direct F92677 01h 32min | Return 09/28/25 direct F92678 01h 29min | | ![]() | $117 | ||
Ontario San Francisco | Outbound 09/04/25 direct F92677 01h 32min | Return 09/28/25 direct F92678 01h 29min | | ![]() | ? | $121 | |
Ontario San Francisco | Outbound 07/25/25 direct F92677 01h 33min | Return 08/17/25 direct F92678 01h 29min | | ![]() | $125 | ||
Ontario San Francisco | Outbound 07/25/25 direct F92677 01h 33min | Return 08/17/25 direct F92678 01h 29min | | ![]() | $130 | ||
Ontario San Francisco | Outbound 10/18/25 1 Stopover (LAS) F91358, F93801 04h 07min | Return 11/17/25 direct F92678 01h 29min | | ![]() | $141 | ||
Ontario San Francisco | Outbound 10/18/25 1 Stopover (LAS) F92232, F94401 13h 22min | Return 11/17/25 direct F92678 01h 29min | | ![]() | $144 | ||
Ontario San Francisco | Outbound 10/18/25 1 Stopover (LAS) F92232, F94401 13h 22min | Return 11/17/25 direct F92678 01h 29min | | ![]() | $149 | ||
Ontario San Francisco | Outbound 07/25/25 direct UA2332 01h 27min | Return 08/17/25 direct UA0368 01h 27min | | ![]() | ? | $180 |
Stops
- Direct flight
Airline
- Frontier Airlines
- United Airlines
- American Airlines
- JetBlue Airways
Tips and tricks to help you find cheap flights from Ontario to San Francisco
Favorite airline: Frontier Airlines
The favorite airline for flights from Ontario to San Francisco is Frontier Airlines.

Frontier Airlines
90 %

United Airlines
10 %
Cheapest weekday: Tuesday
Compared to other weekdays, flights are cheapest on Tuesday.
Important flight information
Flight information: Ontario - San Francisco
Roundtrip from | $ 108,98 |
---|---|
Flight duration | min. 01:28 / max. 01:35 |
Return flight duration | min. 01:27/ max. 03:20 |
Distance | 585 km |
Flights per week | 42 |
Departure airport | Airport Ontario-CA (ONT) |
Arrival airport | Airport San Francisco International Airport, CA (SFO) |
Destination country | Flights to United States |
Alternative routes to United States
- Flight Ontario - Miami from $ 262
- Flight Ontario - Las Vegas from $ 103
- Flight Ontario - Phoenix - Sky Harbor from $ 171
- Flight Ontario - Dallas from $ 159
- Flight Ontario - Atlanta from $ 236
- Flight Ontario - New York from $ 235
Alternative flights to San Francisco
- Flight Las Vegas - San Francisco from $ 66
- Flight New York - San Francisco from $ 249
- Flight Los Angeles - San Francisco from $ 92
- Flight New York - San Francisco from $ 249
- Flight Seattle-Tacoma - San Francisco from $ 116
- Flight Honolulu - San Francisco from $ 267
- Flight San Diego - San Francisco from $ 49
- Flight Washington-DC - San Francisco from $ 239
- Flight Boston - San Francisco from $ 203
- Flight Chicago - San Francisco from $ 200
Flight destinations with a similar price
- Flight San Francisco - Tehran from $ 963
- Flight San Francisco - Istanbul from $ 811
- Flight San Francisco - Taiwan-Taoyuan from $ 639
- Flight San Francisco - Vienna from $ 503
- Flight San Francisco - London Heathrow from $ 506
- Flight San Francisco - London from $ 506
- Flight San Francisco - Sofia from $ 511
- Flight San Francisco - Nassau from $ 380
- Flight San Francisco - Vancouver from $ 133
- Flight San Francisco - Toronto from $ 265
Flight destinations with a similar price
- Flight Ontario - Las Vegas from $ 103