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Find Flight Deals from Ontario to Santa Rosa Sonoma County (ONT - STS)

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

Book cheap flights from Ontario to Santa Rosa Sonoma County

(Round-trip)
Depart: Fri Mar 13 2015 Return: Sun Mar 15 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
STS
2:00p
11h 40m
1 stop
STS
9:00a
ONT
6:42p
9h 42m
1 stop
Depart: Thu Apr 9 2015 Return: Sun Apr 12 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:14a
4h 44m
1 stop
STS
2:30a
ONT
6:41p
16h 11m
2 stops
Depart: Fri Apr 10 2015 Return: Sun Apr 12 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
2:00a
STS
7:14a
5h 14m
1 stop
STS
2:30a
ONT
6:41p
16h 11m
2 stops
Depart: Thu Apr 30 2015 Return: Sun May 3 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:00a
STS
7:14a
5h 14m
1 stop
STS
9:00a
ONT
6:37p
9h 37m
1 stop
Depart: Mon Feb 23 2015 Return: Thu Feb 26 2015 Trip spans 4 days
Multiple Airlines
Multiple Airlines
ONT
7:40a
STS
4:28p
8h 48m
2 stops
STS
8:00a
ONT
2:07p
6h 07m
1 stop
Depart: Sun Mar 29 2015 Return: Thu Apr 2 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
STS
2:00p
11h 40m
1 stop
STS
9:00a
ONT
6:42p
9h 42m
1 stop
Depart: Thu Jul 9 2015 Return: Mon Jul 13 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
5:25a
STS
1:30p
8h 05m
2 stops
STS
8:20a
ONT
3:11p
6h 51m
1 stop
Depart: Thu Jul 16 2015 Return: Mon Jul 20 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
5:25a
STS
1:30p
8h 05m
2 stops
STS
8:20a
ONT
3:11p
6h 51m
1 stop
Depart: Thu Jul 23 2015 Return: Mon Jul 27 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
5:25a
STS
1:30p
8h 05m
2 stops
STS
8:20a
ONT
3:11p
6h 51m
1 stop
Depart: Thu Jul 30 2015 Return: Mon Aug 3 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
5:25a
STS
1:30p
8h 05m
2 stops
STS
8:20a
ONT
3:11p
6h 51m
1 stop
Depart: Fri Mar 20 2015 Return: Sun Mar 22 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
STS
2:00p
11h 40m
1 stop
STS
9:00a
ONT
6:42p
9h 42m
1 stop
Depart: Fri Jul 17 2015 Return: Sun Jul 19 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
5:25a
STS
1:30p
8h 05m
2 stops
STS
8:20a
ONT
3:11p
6h 51m
1 stop
Depart: Fri Feb 27 2015 Return: Sun Mar 1 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
1:00a
STS
6:12a
5h 12m
1 stop
STS
8:00a
ONT
2:07p
6h 07m
1 stop
Depart: Thu Jul 2 2015 Return: Mon Jul 6 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
6:30a
STS
1:30p
7h 00m
1 stop
STS
8:20a
ONT
3:11p
6h 51m
1 stop
Depart: Thu Feb 12 2015 Return: Sat Feb 14 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
1:00a
STS
12:59p
11h 59m
2 stops
STS
8:00a
ONT
3:47a
19h 47m
1 stop
Depart: Fri Feb 20 2015 Return: Sun Feb 22 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
4:23a
STS
12:59p
8h 36m
2 stops
STS
8:00a
ONT
2:07p
6h 07m
1 stop
Depart: Sat Feb 7 2015 Return: Sun Feb 8 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
4:23a
STS
12:57p
8h 34m
2 stops
STS
8:00a
ONT
2:07p
6h 07m
1 stop
Depart: Sun Feb 8 2015 Return: Thu Feb 12 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
ONT
1:00a
STS
6:12a
5h 12m
1 stop
STS
6:50a
ONT
4:11p
9h 21m
2 stops
Depart: Fri Feb 13 2015 Return: Mon Feb 16 2015 Trip spans 4 days
$1071
Select
Alaska Airlines
Alaska Airlines
ONT
1:00a
STS
6:12a
5h 12m
1 stop
STS
8:00a
ONT
2:07p
6h 07m
1 stop
Depart: Wed Feb 4 2015 Return: Sat Feb 7 2015 Trip spans 4 days
$1077
Select
Alaska Airlines
Alaska Airlines
ONT
1:00a
STS
6:13a
5h 13m
1 stop
STS
1:30a
ONT
11:45a
10h 15m
2 stops
Change your search
Airports
Origin

Ontario
$430
Destination

Santa Rosa
$430