Airlines with flights from Ontario to San Francisco

There are three airlines with scheduled flights between ONT and SFO. Both United and Frontier operates non-stop flights from Ontario International Airport to SFO Airport and the flight time is 1 hour and 29 minutes.

Change direction

Choose airline

Schedules

United Airlines

Non-stop with United Airlines

  • Total flight time: 1 hour and 29 minutes
  • San Francisco is a United Airlines hub.
  • 21 flights per week
  • Boeing 737MAX 9 Passenger
    Boeing 737-800 Passenger
    Embraer 175 (Enhanced Winglets)
    Canadair (Bombardier) Regional Jet 700 and Challenger 870
  • Business and first class available
ONT
Direct
SFO
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
UA2363
06:00
06:00
06:00
06:00
06:00
06:00
06:00
UA1375
13:49
13:50
13:50
13:50
13:50
13:50
13:50
UA5433
----
16:20
----
----
----
16:20
----
UA5624
18:39
----
18:39
18:39
18:39
----
18:39
SHOW RETURN SCHEDULE
CHECK PRICES FOR ONT - SFO

The timetable & schedule information was updated at 2026-04-21

Frontier Airlines

Non-stop with Frontier Airlines

  • Total flight time: 1 hour and 33 minutes
  • Low-cost airline
  • 7 flights per week
  • Airbus A320neo
ONT
Direct
SFO
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
F91159
08:58
08:58
08:58
08:58
08:58
08:58
08:58
SHOW RETURN SCHEDULE
CHECK PRICES FOR ONT - SFO

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Las Vegas with Southwest Airlines

  • Total flight time: 3h 15m - 7h 10m.
  • Low-cost airline
  • 83 flights per week
ONT
 
Via LAS
 
SFO
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN3150
WN2934
05:30
----
----
----
----
----
----
WN3080
WN510
----
----
----
05:40
05:40
----
----
WN3080
WN349
----
05:45
05:45
----
----
----
----
WN2495
WN3103
----
----
----
----
----
----
06:40
WN2333
WN2272
08:35
----
----
----
----
----
----
WN4469
WN634
----
----
----
----
----
14:55
----
WN3081
WN2223
----
----
----
----
----
----
16:35
WN2213
WN4397
16:40
----
----
----
----
----
----
WN1037
WN1330
----
16:45
16:45
----
----
----
----
WN3775
WN580
----
----
----
----
----
----
20:10
SHOW RETURN SCHEDULE
CHECK PRICES FOR ONT - SFO

The timetable & schedule information was updated at 2026-04-21

Frontier Airlines

Via Las Vegas with Frontier Airlines

  • Total flight time: 4h 19m - 5h 58m.
  • Low-cost airline
  • 31 flights per week
  • Airbus A320neo
ONT
 
Via LAS
 
SFO
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
F92232
F94401
11:43
----
----
11:43
11:43
11:43
11:43
F94758
F93801
15:34
15:34
15:34
15:34
15:34
15:34
15:34
SHOW RETURN SCHEDULE
CHECK PRICES FOR ONT - SFO

The timetable & schedule information was updated at 2026-04-21

Change direction

Staying up-to-date with the airlines

At Airlineinformation.com you can learn all about the airlines operating around the world together with their destinations and where they operate. You will get a transparent overview of airlines with scheduled flights between any two destinations with non-stop or 1-stop flights regardless of price or availability.
Flight data on this page was last updated on 2026-07-21
© 2026 Westcoast Digital