Direct flights from San Francisco to Ontario
All flights from SFO to ONT non-stop. There are direct flights from San Francisco International (SFO), California, USA to Ontario International Airport (ONT), California, USA with United Airlines and Frontier Airlines. 32 weekly departures are currently scheduled on this route. Departure times range from 07:40 to 21:30 depending on the schedule period. The flight distance is 364 miles (586 km). Flight time ranges from 1 hour and 23 minutes to 1 hour and 43 minutes.
San Francisco
, USA
Airlines with non-stop routes:
United Airlines
Frontier Airlines
Southwest Airlines
Flight schedule from San Francisco to Ontario with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-24
Flight schedule from San Francisco to Ontario with Frontier Airlines
This is a weekly direct flight schedule for Frontier Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-24
San Francisco to Ontario scheduled departures
Select a date to see every published non-stop departure between SFO and ONT.
SFO - ONT route facts
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Distance364 miles (586 km)
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Flight time1 hour and 23 minutes to 1 hour and 43 minutes
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Airlines United Frontier
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Airline alliancesStar Alliance Low-cost carrier
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CabinsEconomy Business First
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Hub airportsUnited Airlines: SFO
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Departure terminalsUnited Airlines: Terminal 3Frontier Airlines: Terminal 1
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Arrival terminalsUnited Airlines: Terminal 2
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AircraftUnited Airlines: Airbus A319, Embraer 175 (Enhanced Winglets), Boeing 737MAX 9 Passenger, Boeing 737MAX 8 Passenger, Boeing 737-900 Passenger, Airbus A320 and Boeing 737-800 PassengerFrontier Airlines: Airbus A321neo and Airbus A320neo
Route FAQ
Domestic flights from San Francisco (SFO)
From San Francisco to Los Angeles
LAX Los Angeles International
From San Francisco to San Diego
SAN San Diego International Airport
From San Francisco to New York
JFK John F Kennedy International
From San Francisco to Seattle
SEA Seattle Tacoma International
From San Francisco to Chicago
ORD Chicago O Hare International
From San Francisco to Las Vegas
LAS Harry Reid International Airport
From San Francisco to Boston
BOS Boston Logan International Airport
From San Francisco to Denver
DEN Denver International
From San Francisco to Dallas
DFW Dallas Fort Worth International
From San Francisco to Santa Ana
SNA John Wayne Arpt Orange Co
