Find Cheap Flights from Ontario to Santa Rosa Sonoma County (ONT - STS)

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 Santa Rosa Sonoma County

(Round-trip)
Depart: Fri Jun 9 2017 Return: Sun Jun 11 2017 Trip spans 3 days
United
United
ONT
4:05p
STS
7:20p
3h 15m
1 stop
STS
10:05a
ONT
3:34p
5h 29m
1 stop
Depart: Tue Jun 20 2017 Return: Fri Jun 23 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
3:35p
STS
8:05a
16h 30m
1 stop
STS
8:35a
ONT
5:02a
20h 27m
1 stop
Depart: Fri May 19 2017 Return: Sun May 21 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
4:45p
STS
9:08a
16h 23m
1 stop
STS
2:00a
ONT
6:15p
40h 15m
2 stops
Depart: Mon May 15 2017 Return: Tue May 16 2017 Trip spans 2 days
Major Airline
Major Airline
ONT
10:20p
STS
5:08a
6h 48m
2 stops
STS
8:33a
ONT
2:15p
5h 42m
1 stop
Depart: Sun May 21 2017 Return: Sat May 27 2017 Trip spans 7 days
American Airlines
American Airlines
ONT
2:20a
STS
8:10a
5h 50m
1 stop
STS
8:40a
ONT
2:36p
5h 56m
1 stop
Depart: Fri Jun 2 2017 Return: Mon Jun 5 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
7:00a
STS
6:31p
11h 31m
2 stops
STS
3:28a
ONT
6:16p
14h 48m
1 stop
Depart: Thu May 18 2017 Return: Sun May 21 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
2:20a
STS
8:10a
5h 50m
1 stop
STS
8:40a
ONT
2:26p
5h 46m
1 stop
Depart: Wed May 24 2017 Return: Sun May 28 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
2:20a
STS
8:10a
5h 50m
1 stop
STS
8:40a
ONT
5:45p
9h 05m
1 stop
Depart: Mon May 1 2017 Return: Fri May 5 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
3:35p
STS
8:10a
16h 35m
1 stop
STS
8:40a
ONT
5:01a
20h 21m
1 stop
Depart: Fri May 5 2017 Return: Sun May 7 2017 Trip spans 3 days
American Airlines
American Airlines
ONT
2:20a
STS
8:10a
5h 50m
1 stop
STS
8:40a
ONT
2:26p
5h 46m
1 stop
Depart: Tue May 2 2017 Return: Fri May 5 2017 Trip spans 4 days
$1245
Select
Alaska Airlines
Alaska Airlines
ONT
7:00a
STS
9:09a
26h 09m
1 stop
STS
6:20a
ONT
6:23a
24h 03m
1 stop
Depart: Sun Apr 30 2017 Return: Wed May 3 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
2:20a
STS
8:10a
5h 50m
1 stop
STS
8:45a
ONT
2:20p
5h 35m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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
$422
Destination

Santa Rosa
$422