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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: Sun May 10 2015 Return: Tue May 12 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
2:00a
STS
1:55p
11h 55m
1 stop
STS
9:00a
ONT
3:12p
6h 12m
1 stop
Depart: Mon May 11 2015 Return: Tue May 12 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
2:00a
STS
1:55p
11h 55m
1 stop
STS
9:00a
ONT
3:12p
6h 12m
1 stop
Depart: Tue Aug 4 2015 Return: Tue Aug 11 2015 Trip spans 8 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
11:35a
5h 10m
1 stop
STS
7:45a
ONT
1:15p
5h 30m
1 stop
Depart: Wed Aug 5 2015 Return: Tue Aug 11 2015 Trip spans 7 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
11:35a
5h 10m
1 stop
STS
7:45a
ONT
1:15p
5h 30m
1 stop
Depart: Mon Aug 3 2015 Return: Tue Aug 11 2015 Trip spans 9 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
11:35a
5h 10m
1 stop
STS
7:45a
ONT
1:15p
5h 30m
1 stop
Depart: Wed Aug 19 2015 Return: Sun Aug 23 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
11:35a
5h 10m
1 stop
STS
8:20a
ONT
4:53a
20h 33m
1 stop
Depart: Sun May 31 2015 Return: Mon Jun 1 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:18a
4h 48m
1 stop
STS
9:00a
ONT
6:37p
9h 37m
1 stop
Depart: Sun May 3 2015 Return: Wed May 6 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:18a
4h 48m
1 stop
STS
10:55a
ONT
7:20p
8h 25m
1 stop
Depart: Thu Sep 24 2015 Return: Sun Sep 27 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:00a
STS
2:02p
12h 02m
1 stop
STS
2:15a
ONT
4:16p
14h 01m
2 stops
Depart: Sun Aug 2 2015 Return: Tue Aug 11 2015 Trip spans 10 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
11:35a
5h 10m
1 stop
STS
7:45a
ONT
1:15p
5h 30m
1 stop
Depart: Mon Jul 27 2015 Return: Fri Jul 31 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
2:00a
STS
5:29p
15h 29m
2 stops
STS
12:06p
ONT
7:07p
7h 01m
1 stop
Depart: Thu Oct 8 2015 Return: Sun Oct 11 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
1:56p
7h 31m
1 stop
STS
6:50a
ONT
1:23p
6h 33m
1 stop
Depart: Fri Jul 24 2015 Return: Sun Jul 26 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
4:35p
STS
7:14a
14h 39m
1 stop
STS
9:00a
ONT
4:44a
19h 44m
1 stop
Depart: Fri Aug 28 2015 Return: Mon Aug 31 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
5:30a
STS
2:02p
8h 32m
2 stops
STS
6:50a
ONT
4:21p
9h 31m
2 stops
Depart: Fri May 8 2015 Return: Sat May 9 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:18a
4h 48m
1 stop
STS
10:55a
ONT
4:18p
5h 23m
1 stop
Depart: Thu May 14 2015 Return: Mon May 18 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:18a
4h 48m
1 stop
STS
10:55a
ONT
7:20p
8h 25m
1 stop
Depart: Thu May 7 2015 Return: Sun May 10 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
1:55p
11h 25m
2 stops
STS
2:30a
ONT
6:37p
16h 07m
2 stops
Depart: Fri May 29 2015 Return: Mon Jun 1 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:18a
4h 48m
1 stop
STS
9:00a
ONT
6:37p
9h 37m
1 stop
Depart: Wed May 13 2015 Return: Fri May 15 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
6:30a
STS
1:55p
7h 25m
1 stop
STS
10:55a
ONT
7:20p
8h 25m
1 stop
Depart: Fri Apr 24 2015 Return: Sun Apr 26 2015 Trip spans 3 days
American Airlines
American Airlines
ONT
3:25p
STS
10:00a
18h 35m
2 stops
STS
2:30a
ONT
11:38a
9h 08m
2 stops
Airports
Origin

Ontario
$443
Destination

Santa Rosa
$443