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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: Tue Jun 2 2015 Return: Tue Jun 9 2015 Trip spans 8 days
Alaska Airlines
Alaska Airlines
ONT
6:30a
STS
1:55p
7h 25m
1 stop
STS
12:06p
ONT
6:51p
6h 45m
1 stop
Depart: Sun May 31 2015 Return: Wed Jun 3 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
5:20a
STS
7:18a
25h 58m
1 stop
STS
10:55a
ONT
7:20p
8h 25m
1 stop
Depart: Fri May 8 2015 Return: Mon May 11 2015 Trip spans 4 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: Thu May 28 2015 Return: Sun May 31 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:18a
4h 48m
1 stop
STS
9:00a
ONT
4:50a
19h 50m
1 stop
Depart: Mon Sep 21 2015 Return: Fri Sep 25 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: Tue Jun 30 2015 Return: Sat Jul 4 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
2:02p
7h 37m
1 stop
STS
9:00a
ONT
3:58p
6h 58m
1 stop
Depart: Fri Sep 18 2015 Return: Mon Sep 21 2015 Trip spans 4 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: Mon Jun 8 2015 Return: Fri Jun 12 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
2:02p
7h 37m
1 stop
STS
9:00a
ONT
6:51p
9h 51m
2 stops
Depart: Thu Sep 17 2015 Return: Sun Sep 20 2015 Trip spans 4 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: Tue May 19 2015 Return: Sat May 23 2015 Trip spans 5 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: Wed May 20 2015 Return: Sat May 23 2015 Trip spans 4 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: Fri May 29 2015 Return: Sun May 31 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:18a
4h 48m
1 stop
STS
9:00a
ONT
3:12p
6h 12m
1 stop
Depart: Thu May 21 2015 Return: Sat May 23 2015 Trip spans 3 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: Fri Jun 19 2015 Return: Sun Jun 21 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
2:02p
7h 37m
1 stop
STS
12:06p
ONT
6:51p
6h 45m
1 stop
Depart: Mon Mar 30 2015 Return: Fri Apr 3 2015 Trip spans 5 days
$1394
Select
Alaska Airlines
Alaska Airlines
ONT
2:00a
STS
2:00p
12h 00m
1 stop
STS
9:00a
ONT
3:13p
6h 13m
1 stop
Depart: Fri Apr 10 2015 Return: Sun Apr 12 2015 Trip spans 3 days
$1416
Select
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
10:00a
7h 30m
2 stops
STS
9:00a
ONT
7:21p
10h 21m
2 stops
Airports
Origin

Ontario
$419
Destination

Santa Rosa
$419