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Tips and tricks to help you find cheap flights from San Francisco to Ontario

Favorite airline: United Airlines
101 % of travelers choose to book flights on this route with United Airlines, American Airlines and Frontier Airlines.
United Airlines
67 %
American Airlines
17 %
Frontier Airlines
17 %
Direct flights are the cheapest connection
Flights with a stopover are on average $14.00 more expensive than direct flights.
non stop flight
1 stop
01h 31min
05h 10min
The favorite connection is non-stop
Flights from San Francisco to Ontario are most often booked as a direct flight.
Direct flights
01h 31min, from $128
80 %
1 stopover Phoenix - Sky Harbor International Airport
05h 10min, from $142
20 %
Flight information San Francisco - Ontario
Flight details San Francisco - Ontario
  • Flight duration: min. 01:27 / max. 03:20
  • Distance: 585 km
  • Flights per week: 48
  • Return flight duration: min. 01:28 / max. 01:35