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

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 San Francisco to Ontario

(Round-trip)
Depart: Thu Feb 25 2016 Return: Sat Feb 27 2016 Trip spans 3 days
United
United
SFO
ONT
1h 25m
nonstop
ONT
SFO
1h 26m
nonstop
Depart: Mon Mar 21 2016 Return: Thu Mar 24 2016 Trip spans 4 days
United
United
SFO
ONT
1h 25m
nonstop
ONT
SFO
1h 28m
nonstop
Depart: Tue Mar 29 2016 Return: Wed Mar 30 2016 Trip spans 2 days
United
United
SFO
ONT
1h 25m
nonstop
ONT
SFO
1h 28m
nonstop
Depart: Thu Apr 7 2016 Return: Tue Apr 12 2016 Trip spans 6 days
United
United
SFO
ONT
1h 26m
nonstop
ONT
SFO
1h 29m
nonstop
Depart: Thu Apr 28 2016 Return: Mon May 2 2016 Trip spans 5 days
United
United
SFO
ONT
1h 26m
nonstop
ONT
SFO
1h 29m
nonstop
Depart: Sat May 21 2016 Return: Mon May 23 2016 Trip spans 3 days
United
United
SFO
ONT
1h 26m
nonstop
ONT
SFO
1h 29m
nonstop
Depart: Tue Jun 7 2016 Return: Tue Jun 14 2016 Trip spans 8 days
United
United
SFO
ONT
1h 26m
nonstop
ONT
SFO
1h 18m
nonstop
Depart: Wed Mar 30 2016 Return: Mon Apr 4 2016 Trip spans 6 days
United
United
SFO
ONT
1h 25m
nonstop
ONT
SFO
1h 28m
nonstop
Depart: Mon Jun 13 2016 Return: Mon Jun 27 2016 Trip spans 15 days
United
United
SFO
ONT
1h 27m
nonstop
ONT
SFO
1h 18m
nonstop
Depart: Wed Jun 15 2016 Return: Thu Jun 23 2016 Trip spans 9 days
United
United
SFO
ONT
1h 13m
nonstop
ONT
SFO
1h 18m
nonstop
Depart: Thu Jul 21 2016 Return: Mon Jul 25 2016 Trip spans 5 days
United
United
SFO
ONT
1h 13m
nonstop
ONT
SFO
1h 18m
nonstop
Depart: Sat Feb 20 2016 Return: Thu Feb 25 2016 Trip spans 6 days
United
United
SFO
ONT
1h 25m
nonstop
ONT
SFO
1h 26m
nonstop
Depart: Fri Feb 19 2016 Return: Sun Feb 21 2016 Trip spans 3 days
United
United
SFO
ONT
1h 25m
nonstop
ONT
SFO
1h 29m
nonstop
Direct flights SFO to ONT on United
Flight # Depart SFO Arrive ONT Sun Mon Tue Wed Thu Fri Sat Valid Between
5084 6:05 am 7:30 am Feb 13 - Feb 27
5084 6:05 am 7:30 am Feb 11 - Mar 2
5084 6:44 am 8:09 am Mar 14 - Apr 4
5084 6:44 am 8:09 am Mar 3 - Mar 11
5084 6:47 am 8:12 am Mar 13 - Apr 3
5084 6:47 am 8:12 am Mar 6 - Mar 6
5084 6:47 am 8:12 am Mar 5 - Mar 12
5017 7:40 am 9:05 am Mar 3 - Mar 12
5017 7:40 am 9:05 am Mar 13 - Apr 4
5017 8:30 am 9:55 am Feb 11 - Mar 2
5133 10:40 am 12:05 pm Mar 5 - Mar 12
5133 10:40 am 12:05 pm Mar 19 - Apr 2
5025 10:42 am 12:07 pm Feb 11 - Mar 2
5133 10:52 am 12:17 pm Mar 6 - Mar 6
5133 10:52 am 12:17 pm Mar 13 - Apr 3
5133 10:54 am 12:19 pm Mar 14 - Apr 4
5133 10:54 am 12:19 pm Mar 3 - Mar 11
5085 12:53 pm 2:18 pm Feb 11 - Mar 2
5085 12:58 pm 2:23 pm Mar 6 - Mar 6
5085 12:58 pm 2:23 pm Mar 13 - Apr 3
5085 12:58 pm 2:23 pm Feb 13 - Feb 27
5085 12:59 pm 2:24 pm Mar 19 - Mar 26
5085 12:59 pm 2:24 pm Mar 5 - Mar 12
5085 1:07 pm 2:32 pm Mar 3 - Mar 11
5085 1:07 pm 2:32 pm Mar 14 - Apr 4
5160 3:00 pm 4:25 pm Mar 6 - Mar 6
5160 3:00 pm 4:25 pm Mar 13 - Apr 3
5160 3:05 pm 4:30 pm Mar 5 - Mar 12
5160 3:05 pm 4:30 pm Mar 19 - Apr 2
5160 3:06 pm 4:31 pm Mar 3 - Mar 11
5160 3:06 pm 4:31 pm Mar 14 - Apr 4
5160 3:27 pm 4:52 pm Feb 16 - Mar 1
5160 3:36 pm 5:01 pm Feb 11 - Mar 2
5160 3:36 pm 5:01 pm Feb 13 - Feb 27
5160 3:46 pm 5:11 pm Feb 14 - Feb 28
5086 4:49 pm 6:14 pm Feb 24 - Mar 2
5086 4:49 pm 6:14 pm Feb 11 - Feb 23
5086 4:56 pm 6:21 pm Mar 13 - Apr 3
5086 4:56 pm 6:21 pm Mar 6 - Mar 6
5086 4:58 pm 6:23 pm Mar 5 - Mar 12
5086 4:58 pm 6:23 pm Mar 19 - Mar 26
5086 4:59 pm 6:24 pm Mar 3 - Mar 11
5086 4:59 pm 6:24 pm Mar 14 - Apr 4
5086 5:06 pm 6:31 pm Mar 15 - Mar 30
5086 5:06 pm 6:31 pm Mar 8 - Mar 9
5151 6:31 pm 7:56 pm Mar 14 - Apr 4
5151 6:31 pm 7:56 pm Mar 3 - Mar 11
5151 6:32 pm 7:57 pm Mar 13 - Apr 3
5151 6:32 pm 7:57 pm Mar 6 - Mar 6
5023 6:33 pm 7:58 pm Feb 11 - Feb 23
5023 6:33 pm 7:58 pm Feb 13 - Feb 27
5023 6:33 pm 7:58 pm Feb 24 - Mar 2
5027 10:30 pm 11:55 pm Feb 11 - Mar 2
5027 10:30 pm 11:55 pm Mar 13 - Apr 4
5027 10:30 pm 11:55 pm Mar 3 - Mar 12
* 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.

More questions or if you have a bad price to report to us
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Airports
Origin

San Francisco
$142
Destination

Ontario
$142
Airlines