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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Ontario to San Francisco

(Round-trip)
Depart: Wed Aug 23 2017 Return: Sat Aug 26 2017 Trip spans 4 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Depart: Sun Aug 27 2017 Return: Thu Aug 31 2017 Trip spans 5 days
Major Airline
Major Airline
ONT
SFO
11h 47m
nonstop
SFO
ONT
5h 43m
nonstop
Depart: Fri Sep 8 2017 Return: Sun Sep 10 2017 Trip spans 3 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Depart: Sat Sep 9 2017 Return: Mon Sep 11 2017 Trip spans 3 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Depart: Sat Oct 14 2017 Return: Mon Oct 16 2017 Trip spans 3 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 14m
nonstop
Depart: Sat Nov 11 2017 Return: Sun Nov 12 2017 Trip spans 2 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 18m
nonstop
Depart: Wed Dec 6 2017 Return: Sat Dec 23 2017 Trip spans 18 days
Southwest
Southwest
ONT
SFO
7h 10m
1 stop
SFO
ONT
5h 05m
1 stop
Depart: Sat Dec 9 2017 Return: Sat Dec 16 2017 Trip spans 8 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 14m
nonstop
Depart: Mon Dec 11 2017 Return: Sat Dec 16 2017 Trip spans 6 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 18m
nonstop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Depart: Wed Jul 19 2017 Return: Tue Jul 25 2017 Trip spans 7 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Depart: Sun Jul 16 2017 Return: Mon Aug 14 2017 Trip spans 30 days
Southwest
Southwest
ONT
SFO
7h 25m
2 stops
SFO
ONT
3h 55m
1 stop
Depart: Tue Oct 24 2017 Return: Wed Nov 1 2017 Trip spans 9 days
United
United
ONT
SFO
1h 23m
nonstop
SFO
ONT
1h 18m
nonstop
Depart: Sun Dec 17 2017 Return: Tue Dec 26 2017 Trip spans 10 days
Southwest
Southwest
ONT
SFO
6h 40m
2 stops
SFO
ONT
5h 40m
1 stop
Depart: Thu Nov 16 2017 Return: Mon Nov 20 2017 Trip spans 5 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 18m
nonstop
Depart: Fri Oct 6 2017 Return: Sun Oct 8 2017 Trip spans 3 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 14m
nonstop
Depart: Wed Jul 12 2017 Return: Thu Jul 13 2017 Trip spans 2 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Depart: Tue Aug 1 2017 Return: Sat Aug 5 2017 Trip spans 5 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Depart: Thu Aug 3 2017 Return: Thu Aug 10 2017 Trip spans 8 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Depart: Fri Jul 14 2017 Return: Mon Jul 17 2017 Trip spans 4 days
United
United
ONT
SFO
1h 30m
nonstop
SFO
ONT
1h 29m
nonstop
Direct flights ONT to SFO on United
Flight # Depart ONT Arrive SFO Sun Mon Tue Wed Thu Fri Sat Valid Between
5014 5:00 am 6:31 am Jun 21 - Jun 30
5014 5:10 am 6:41 am Jul 3 - Jul 3
5014 5:10 am 6:41 am Jul 10 - Aug 13
5014 5:10 am 6:41 am Jul 1 - Jul 9
5055 8:00 am 9:31 am Jul 1 - Jul 1
5055 8:00 am 9:31 am Jul 5 - Aug 14
5055 8:00 am 9:30 am Jun 21 - Jun 30
5055 8:00 am 9:31 am Jul 8 - Aug 12
5055 8:00 am 9:31 am Jun 25 - Jul 2
5055 8:00 am 9:31 am Jul 3 - Jul 4
5056 9:05 am 10:36 am Jun 21 - Jun 30
5056 9:15 am 10:46 am Jul 8 - Aug 26
5056 9:15 am 10:46 am Jul 5 - Aug 31
5056 9:15 am 10:45 am Jul 2 - Jul 2
5056 9:15 am 10:46 am Jul 1 - Jul 1
5125 10:40 am 12:05 pm Jul 5 - Aug 14
5125 10:40 am 12:05 pm Jun 21 - Jul 4
5125 10:40 am 12:05 pm Jun 24 - Aug 12
5015 12:45 pm 2:10 pm Jun 21 - Jul 1
5015 12:45 pm 2:10 pm Jul 2 - Jul 4
5015 12:45 pm 2:10 pm Jul 5 - Sep 5
5058 4:50 pm 6:15 pm Jul 4 - Jul 4
5058 4:50 pm 6:15 pm Jun 21 - Jul 2
5058 4:50 pm 6:15 pm Jul 5 - Sep 5
5059 7:15 pm 8:40 pm Jun 21 - Jul 4
5059 7:15 pm 8:40 pm Jul 5 - Aug 14
5107 8:05 pm 9:30 pm Jun 21 - Jun 30
5107 8:10 pm 9:35 pm Jul 1 - Jul 4
5107 8:10 pm 9:35 pm Jul 5 - Aug 14
5165 9:40 pm 11:10 pm Jul 2 - Jul 9
5165 9:40 pm 11:10 pm Jul 8 - Sep 30
5165 9:40 pm 11:10 pm Jul 10 - Aug 31
5165 9:40 pm 11:10 pm Jul 1 - Jul 1
5165 9:44 pm 11:14 pm Jun 21 - Jun 30
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Airports
Origin

Ontario
$117
Destination

San Francisco
$117
Airlines Airline reviews

74 travelers who booked a flight from Ontario to San Francisco rated their chosen airlines with an average of 6.1.

Overall
6.3
Boarding
6.3
Crew
6.9
Comfort
5.9
Food
5.3
Entertainment
5.3