Find Deals on 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: Sat Feb 27 2016 Return: Wed Mar 2 2016 Trip spans 5 days
United
United
ONT
SFO
1h 26m
nonstop
SFO
ONT
1h 25m
nonstop
Depart: Sat Mar 26 2016 Return: Wed Mar 30 2016 Trip spans 5 days
United
United
ONT
SFO
1h 28m
nonstop
SFO
ONT
1h 25m
nonstop
Depart: Tue Mar 29 2016 Return: Sat Apr 2 2016 Trip spans 5 days
United
United
ONT
SFO
1h 28m
nonstop
SFO
ONT
1h 25m
nonstop
Depart: Wed Apr 27 2016 Return: Sat Apr 30 2016 Trip spans 4 days
United
United
ONT
SFO
1h 29m
nonstop
SFO
ONT
1h 26m
nonstop
Depart: Mon Apr 4 2016 Return: Wed Apr 6 2016 Trip spans 3 days
United
United
ONT
SFO
1h 28m
nonstop
SFO
ONT
1h 26m
nonstop
Depart: Thu Apr 21 2016 Return: Sat Apr 23 2016 Trip spans 3 days
United
United
ONT
SFO
1h 29m
nonstop
SFO
ONT
1h 26m
nonstop
Depart: Sat May 21 2016 Return: Sat May 28 2016 Trip spans 8 days
United
United
ONT
SFO
1h 29m
nonstop
SFO
ONT
1h 26m
nonstop
Depart: Tue Jul 5 2016 Return: Thu Jul 7 2016 Trip spans 3 days
United
United
ONT
SFO
1h 24m
nonstop
SFO
ONT
1h 18m
nonstop
Depart: Tue Aug 30 2016 Return: Sat Sep 3 2016 Trip spans 5 days
United
United
ONT
SFO
1h 24m
nonstop
SFO
ONT
1h 14m
nonstop
Depart: Wed Aug 31 2016 Return: Wed Sep 7 2016 Trip spans 8 days
United
United
ONT
SFO
1h 24m
nonstop
SFO
ONT
1h 18m
nonstop
Depart: Mon Aug 1 2016 Return: Tue Aug 2 2016 Trip spans 2 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 13m
nonstop
Depart: Fri Mar 4 2016 Return: Sun Mar 6 2016 Trip spans 3 days
United
United
ONT
SFO
1h 28m
nonstop
SFO
ONT
1h 25m
nonstop
Depart: Tue Jun 21 2016 Return: Fri Jun 24 2016 Trip spans 4 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 27m
nonstop
Depart: Fri Jul 1 2016 Return: Sun Jul 3 2016 Trip spans 3 days
United
United
ONT
SFO
1h 18m
nonstop
SFO
ONT
1h 13m
nonstop
Depart: Thu Feb 25 2016 Return: Tue Mar 1 2016 Trip spans 6 days
United
United
ONT
SFO
1h 29m
nonstop
SFO
ONT
1h 25m
nonstop
Depart: Fri Feb 26 2016 Return: Sun Feb 28 2016 Trip spans 3 days
United
United
ONT
SFO
1h 26m
nonstop
SFO
ONT
1h 25m
nonstop
Depart: Thu Feb 18 2016 Return: Sat Feb 20 2016 Trip spans 3 days
United
United
ONT
SFO
1h 26m
nonstop
SFO
ONT
1h 25m
nonstop
Depart: Tue Feb 16 2016 Return: Fri Feb 19 2016 Trip spans 4 days
United
United
ONT
SFO
1h 26m
nonstop
SFO
ONT
1h 25m
nonstop
Depart: Sat Feb 13 2016 Return: Mon Feb 15 2016 Trip spans 3 days
United
United
ONT
SFO
1h 29m
nonstop
SFO
ONT
1h 25m
nonstop
Direct flights ONT to SFO on United
Flight # Depart ONT Arrive SFO Sun Mon Tue Wed Thu Fri Sat Valid Between
5014 6:00 am 7:29 am Feb 11 - Mar 2
5014 6:00 am 7:29 am Feb 13 - Feb 27
5014 6:00 am 7:28 am Mar 3 - Mar 12
5014 6:00 am 7:28 am Mar 13 - Apr 4
5055 8:00 am 9:29 am Feb 13 - Feb 27
5055 8:00 am 9:29 am Feb 11 - Mar 2
5055 8:39 am 10:07 am Mar 3 - Mar 11
5055 8:39 am 10:07 am Mar 14 - Apr 4
5055 8:42 am 10:10 am Mar 13 - Apr 3
5055 8:42 am 10:10 am Mar 5 - Mar 12
5056 9:35 am 11:03 am Mar 3 - Mar 12
5056 9:35 am 11:03 am Mar 13 - Apr 4
5056 10:25 am 11:54 am Feb 11 - Mar 2
5015 12:35 pm 2:03 pm Mar 5 - Mar 12
5015 12:37 pm 2:03 pm Feb 13 - Feb 27
5015 12:37 pm 2:03 pm Feb 11 - Mar 2
5015 12:47 pm 2:15 pm Mar 13 - Apr 3
5015 12:47 pm 2:15 pm Mar 6 - Mar 6
5015 12:49 pm 2:17 pm Mar 14 - Apr 4
5015 12:49 pm 2:17 pm Mar 3 - Mar 11
5057 2:48 pm 4:14 pm Feb 11 - Mar 2
5057 2:53 pm 4:21 pm Mar 13 - Apr 3
5057 2:53 pm 4:19 pm Feb 13 - Feb 27
5057 2:53 pm 4:21 pm Mar 6 - Mar 6
5057 2:54 pm 4:22 pm Mar 5 - Mar 12
5057 3:02 pm 4:30 pm Mar 14 - Apr 4
5057 3:02 pm 4:30 pm Mar 3 - Mar 11
5058 4:55 pm 6:23 pm Mar 13 - Apr 3
5058 4:55 pm 6:23 pm Mar 6 - Mar 6
5058 5:00 pm 6:28 pm Mar 5 - Mar 12
5058 5:02 pm 6:30 pm Mar 3 - Mar 11
5058 5:02 pm 6:30 pm Mar 14 - Apr 4
5058 5:22 pm 6:48 pm Feb 16 - Mar 1
5058 5:31 pm 6:57 pm Feb 11 - Mar 2
5058 5:31 pm 6:57 pm Feb 13 - Feb 27
5058 5:41 pm 7:07 pm Feb 14 - Feb 28
5059 6:44 pm 8:10 pm Feb 24 - Mar 2
5059 6:44 pm 8:10 pm Feb 11 - Feb 23
5059 6:51 pm 8:19 pm Mar 6 - Mar 6
5059 6:51 pm 8:19 pm Mar 13 - Apr 3
5059 6:56 pm 8:24 pm Mar 5 - Mar 12
5059 7:01 pm 8:29 pm Mar 3 - Mar 11
5059 7:01 pm 8:29 pm Mar 14 - Apr 4
5107 8:26 pm 9:54 pm Mar 14 - Apr 4
5107 8:26 pm 9:54 pm Mar 3 - Mar 11
5107 8:27 pm 9:55 pm Mar 13 - Apr 3
5107 8:27 pm 9:55 pm Mar 6 - Mar 6
5107 8:28 pm 9:54 pm Feb 13 - Feb 27
5107 8:28 pm 9:54 pm Feb 11 - Mar 2
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We make every attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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

We aggregate tons of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we don't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find on occasion that certain prices are no longer available.

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Airports
Origin

Ontario
$174
Destination

San Francisco
$174
Airlines