Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
San Francisco Ontario | Outbound 10/18/25 1 Stopover (LAS) F94158, F91357 04h 37min | Return 11/17/25 direct F92677 01h 32min | | ![]() | ? | $124 | |
Best option San Francisco Ontario | Outbound 10/18/25 direct UA1697 01h 28min | Return 11/17/25 direct UA0277 01h 41min | | ![]() | ? | $191 | |
San Francisco Ontario | Outbound 10/18/25 1 Stopover (LAS) F94158, F92231 12h 42min | Return 11/17/25 direct F92677 01h 32min | | ![]() | $136 | ||
San Francisco Ontario | Outbound 10/18/25 1 Stopover (LAS) F94158, F91357 04h 37min | Return 11/17/25 direct F92677 01h 32min | | ![]() | $139 | ||
San Francisco Ontario | Outbound 10/18/25 1 Stopover (LAS) F94158, F92231 12h 42min | Return 11/17/25 direct F92677 01h 32min | | ![]() | $140 | ||
San Francisco Ontario | Outbound 10/18/25 direct UA1697 01h 28min | Return 11/17/25 direct UA0277 01h 41min | | ![]() | ? | $200 | |
San Francisco Ontario | Outbound 10/18/25 1 Stopover (PHX) AA2423, AA1666 05h 07min | Return 11/17/25 1 Stopover (PHX) AA1423, AA2846 05h 12min | | ![]() | ? | $354 | |
San Francisco Ontario | Outbound 10/18/25 1 Stopover (PHX) AA2860, AA1238 05h 16min | Return 11/17/25 1 Stopover (SEA) HA6372, HA6885 07h 38min | | ![]() | ? | $396 |
Stops
- Direct flight
Airline
- Frontier Airlines
- American Airlines
- United Airlines
Tips and tricks to help you find cheap flights from San Francisco to Ontario
Favorite airline: Frontier Airlines
99 % of travelers choose to book flights on this route with Frontier Airlines and United Airlines.

Frontier Airlines
83 %

United Airlines
16 %
Cheapest weekday: Tuesday
The cheapest ticket prices are available for flights departing on Tuesday.
Direct flights are cheaper
Compared to flights with a stopover, direct flights are $341.00 cheaper on this route.
non stop flight
1 stop
01h 23min
05h 55min
54 US$
395 US$
The favorite connection is non-stop
Direct flights are especially popular on this route. 99 % of travelers will book a direct flight.
Route
bookings
Direct flights
01h 23min, from 54 US$
99 %
1 stopover Phoenix - Sky Harbor International Airport
05h 55min, from 395 US$
1 %
Important flight information
Flight information: San Francisco - Ontario
Roundtrip from | 123,74 US$ |
---|---|
Flight duration | min. 01:27 / max. 03:20 |
Return flight duration | min. 01:28/ max. 01:35 |
Distance | 585 km |
Flights per week | 48 |
Departure airport | Airport San Francisco International Airport, CA (SFO) |
Arrival airport | Airport Ontario-CA (ONT) |
Destination country | Flights to United States |
Alternative routes to United States
- Flight San Francisco - Honolulu from 251 US$
- Flight San Francisco - Los Angeles from 92 US$
- Flight San Francisco - Las Vegas from 86 US$
- Flight San Francisco - New York from 124 US$
- Flight San Francisco - Kahului from 255 US$
- Flight San Francisco - Seattle-Tacoma from 116 US$
- Flight San Francisco - Miami from 266 US$
- Flight San Francisco - Kona from 289 US$
- Flight San Francisco - Orlando from 242 US$
- Flight San Francisco - San Diego from 49 US$
Alternative flights to Ontario
- Flight Seattle-Tacoma - Ontario from 168 US$
- Flight Dallas - Ontario from 170 US$
- Flight Baltimore - Ontario from 354 US$
- Flight San Jose - Ontario from 190 US$
- Flight Sacramento - Ontario from 215 US$
Flight destinations with a similar price
- Flight Ontario - Munich from 622 US$
- Flight Ontario - Frankfurt from 621 US$
- Flight Ontario - Guadalajara from 484 US$
- Flight Ontario - Cancun from 501 US$
Flight destinations with a similar price
- Flight San Francisco - New York from 124 US$
- Flight San Francisco - Seattle-Tacoma from 116 US$
- Flight San Francisco - New York from 124 US$
- Flight San Francisco - Phoenix - Sky Harbor from 113 US$
- Flight San Francisco - Vancouver from 136 US$