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Find Deals on Flights from Ontario to San Francisco (ONT - SFO)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Ontario to San Francisco

(Round-trip)
Depart: Thu Jul 23 2015 Return: Mon Jul 27 2015 Trip spans 5 days
United
United
ONT
5:00p
SFO
6:27p
1h 27m
nonstop
SFO
2:44a
ONT
4:15a
1h 31m
nonstop
Depart: Wed Jul 29 2015 Return: Mon Aug 3 2015 Trip spans 6 days
United
United
ONT
1:00a
SFO
2:25a
1h 25m
nonstop
SFO
2:44a
ONT
4:15a
1h 31m
nonstop
Depart: Thu Jul 30 2015 Return: Mon Aug 3 2015 Trip spans 5 days
United
United
ONT
1:00a
SFO
2:25a
1h 25m
nonstop
SFO
2:44a
ONT
4:15a
1h 31m
nonstop
Depart: Sat Aug 1 2015 Return: Mon Aug 3 2015 Trip spans 3 days
United
United
ONT
3:18p
SFO
4:45p
1h 27m
nonstop
SFO
2:44a
ONT
4:15a
1h 31m
nonstop
Depart: Wed Aug 5 2015 Return: Mon Aug 10 2015 Trip spans 6 days
United
United
ONT
5:00p
SFO
6:27p
1h 27m
nonstop
SFO
4:30a
ONT
6:01a
1h 31m
nonstop
Depart: Sat Aug 8 2015 Return: Mon Aug 10 2015 Trip spans 3 days
United
United
ONT
1:00a
SFO
2:25a
1h 25m
nonstop
SFO
4:30a
ONT
6:01a
1h 31m
nonstop
Depart: Tue Aug 11 2015 Return: Tue Aug 18 2015 Trip spans 8 days
United
United
ONT
5:00p
SFO
6:27p
1h 27m
nonstop
SFO
2:49a
ONT
4:16a
1h 27m
nonstop
Depart: Wed Aug 12 2015 Return: Wed Aug 19 2015 Trip spans 8 days
United
United
ONT
5:00p
SFO
6:27p
1h 27m
nonstop
SFO
2:49a
ONT
4:16a
1h 27m
nonstop
Depart: Thu Aug 13 2015 Return: Mon Aug 17 2015 Trip spans 5 days
United
United
ONT
5:00p
SFO
6:27p
1h 27m
nonstop
SFO
2:44a
ONT
4:15a
1h 31m
nonstop
Depart: Sat Aug 15 2015 Return: Mon Aug 17 2015 Trip spans 3 days
United
United
ONT
1:00a
SFO
2:25a
1h 25m
nonstop
SFO
4:30a
ONT
6:01a
1h 31m
nonstop
Depart: Tue Aug 18 2015 Return: Tue Aug 25 2015 Trip spans 8 days
United
United
ONT
4:46a
SFO
6:18a
1h 32m
nonstop
SFO
6:45a
ONT
8:12a
1h 27m
nonstop
Depart: Wed Aug 19 2015 Return: Tue Aug 25 2015 Trip spans 7 days
United
United
ONT
5:07p
SFO
6:29p
1h 22m
nonstop
SFO
4:27a
ONT
5:54a
1h 27m
nonstop
Depart: Thu Aug 20 2015 Return: Mon Aug 24 2015 Trip spans 5 days
United
United
ONT
4:46a
SFO
6:18a
1h 32m
nonstop
SFO
4:27a
ONT
5:54a
1h 27m
nonstop
Depart: Sat Aug 22 2015 Return: Mon Aug 24 2015 Trip spans 3 days
United
United
ONT
3:01p
SFO
4:26p
1h 25m
nonstop
SFO
4:27a
ONT
5:54a
1h 27m
nonstop
Depart: Sat Aug 29 2015 Return: Tue Sep 1 2015 Trip spans 4 days
United
United
ONT
1:00a
SFO
2:24a
1h 24m
nonstop
SFO
1:04p
ONT
2:31p
1h 27m
nonstop
Depart: Mon Aug 31 2015 Return: Tue Sep 8 2015 Trip spans 9 days
United
United
ONT
5:07p
SFO
6:29p
1h 22m
nonstop
SFO
6:45a
ONT
8:12a
1h 27m
nonstop
Depart: Tue Sep 1 2015 Return: Mon Sep 7 2015 Trip spans 7 days
United
United
ONT
5:07p
SFO
6:29p
1h 22m
nonstop
SFO
4:27a
ONT
5:54a
1h 27m
nonstop
Depart: Wed Sep 2 2015 Return: Tue Sep 8 2015 Trip spans 7 days
United
United
ONT
1:05p
SFO
2:30p
1h 25m
nonstop
SFO
2:49a
ONT
4:16a
1h 27m
nonstop
Depart: Tue Sep 15 2015 Return: Sat Sep 19 2015 Trip spans 5 days
American Airlines
American Airlines
ONT
8:35a
SFO
3:12p
6h 37m
1 stop
SFO
2:00a
ONT
7:33a
5h 33m
1 stop
Depart: Tue Oct 13 2015 Return: Thu Oct 15 2015 Trip spans 3 days
US Airways
US Airways
ONT
12:40p
SFO
6:25p
5h 45m
1 stop
SFO
1:05p
ONT
4:57p
3h 52m
1 stop
Select an airline:  United
Direct flights ONT to SFO on United
Flight # Depart ONT Arrive SFO Sun Mon Tue Wed Thu Fri Sat Valid Between
5467 5:00 am 6:25 am Jul 5 - Aug 17
5435 8:45 am 10:14 am Jul 13 - Jul 24
5435 8:45 am 10:14 am Jul 27 - Aug 17
5435 8:45 am 10:14 am Jul 26 - Jul 26
5435 8:45 am 10:14 am Jul 11 - Aug 15
5435 8:45 am 10:14 am Jul 12 - Jul 12
5435 8:45 am 10:14 am Jul 2 - Jul 10
5374 10:31 am 12:00 pm Jul 11 - Jul 18
5374 10:31 am 12:00 pm Jul 25 - Aug 15
5374 10:34 am 12:03 pm Jul 26 - Jul 26
5374 10:34 am 12:03 pm Jul 19 - Jul 19
5374 10:34 am 12:03 pm Aug 9 - Aug 16
5374 10:34 am 12:03 pm Aug 2 - Aug 2
5374 10:34 am 12:03 pm Jul 6 - Aug 10
5374 10:34 am 12:03 pm Jul 12 - Jul 12
5374 10:34 am 12:03 pm Jul 14 - Aug 5
5400 1:15 pm 2:42 pm Jul 11 - Aug 1
5400 1:20 pm 2:47 pm Aug 8 - Aug 15
5470 1:57 pm 3:24 pm Aug 8 - Aug 8
5470 1:59 pm 3:26 pm Jul 6 - Aug 16
5470 1:59 pm 3:26 pm Jul 11 - Aug 1
5363 4:59 pm 6:26 pm Jul 5 - Aug 16
5363 5:08 pm 6:35 pm Jul 16 - Aug 17
5363 5:08 pm 6:35 pm Jul 2 - Jul 14
5363 5:17 pm 6:44 pm Jul 11 - Aug 1
5363 5:18 pm 6:45 pm Jul 15 - Jul 15
5363 5:22 pm 6:49 pm Aug 8 - Aug 15
5304 6:14 pm 7:41 pm Jul 12 - Aug 16
5304 7:14 pm 8:41 pm Jul 10 - Aug 17
5304 7:14 pm 8:41 pm Jul 2 - Jul 9
5304 7:18 pm 8:45 pm Jul 4 - Aug 15
5416 9:00 pm 10:27 pm Jul 10 - Aug 17
5416 9:00 pm 10:27 pm Jul 2 - Jul 9
5416 9:01 pm 10:28 pm Jul 5 - Aug 16
Airports
Origin

Ontario
$170
Destination

San Francisco
$170