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Find Deals on Flights 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 Aug 25 2015 Return: Sat Aug 29 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
4:55p
STS
11:13a
18h 18m
1 stop
STS
1:35p
ONT
4:56a
15h 21m
1 stop
Depart: Mon Jul 20 2015 Return: Thu Jul 23 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
1:45p
STS
10:31a
20h 46m
1 stop
STS
12:06p
ONT
5:34a
17h 28m
1 stop
Depart: Wed Aug 12 2015 Return: Sat Aug 15 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
11:35a
5h 10m
1 stop
STS
11:15a
ONT
7:07p
7h 52m
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
1:30p
6h 40m
1 stop
Depart: Wed Jun 17 2015 Return: Sat Jun 20 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:05a
STS
10:32a
8h 27m
1 stop
STS
12:06p
ONT
6:51p
6h 45m
1 stop
Depart: Thu Jul 16 2015 Return: Mon Jul 20 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
2:01p
7h 36m
1 stop
STS
9:00a
ONT
7:07p
10h 07m
2 stops
Depart: Fri Jul 17 2015 Return: Wed Jul 29 2015 Trip spans 13 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
2:01p
7h 36m
1 stop
STS
12:06p
ONT
7:07p
7h 01m
1 stop
Depart: Mon Jun 8 2015 Return: Thu Jun 11 2015 Trip spans 4 days
American Airlines
American Airlines
ONT
3:25p
STS
11:28a
20h 03m
2 stops
STS
2:15a
ONT
4:55p
14h 40m
2 stops
Depart: Thu Jul 2 2015 Return: Mon Jul 6 2015 Trip spans 5 days
American Airlines
American Airlines
ONT
3:25p
STS
6:01a
14h 36m
2 stops
STS
2:35p
ONT
7:31a
16h 56m
2 stops
Depart: Fri Jun 19 2015 Return: Sun Jun 28 2015 Trip spans 10 days
American Airlines
American Airlines
ONT
5:45p
STS
11:28a
17h 43m
2 stops
STS
2:15a
ONT
4:55p
14h 40m
2 stops
Depart: Sat Jun 13 2015 Return: Tue Jun 16 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:05a
STS
10:32a
8h 27m
1 stop
STS
12:06p
ONT
6:51p
6h 45m
1 stop
Depart: Wed Jun 10 2015 Return: Sat Jun 13 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
2:05a
STS
2:02p
11h 57m
1 stop
STS
12:06p
ONT
6:51p
6h 45m
1 stop
Depart: Mon Jul 13 2015 Return: Fri Jul 17 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
2:01p
7h 36m
1 stop
STS
12:06p
ONT
7:07p
7h 01m
1 stop
Depart: Thu Jun 11 2015 Return: Sat Jun 13 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: Sat Jul 11 2015 Return: Sun Jul 12 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
6:25a
STS
6:02a
23h 37m
2 stops
STS
2:35p
ONT
5:34a
14h 59m
2 stops
Depart: Sat May 30 2015 Return: Sun May 31 2015 Trip spans 2 days
$1003
Select
American Airlines
American Airlines
ONT
2:30a
STS
5:27p
14h 57m
2 stops
STS
2:30a
ONT
2:05p
11h 35m
2 stops
Depart: Tue Jun 2 2015 Return: Sat Jun 6 2015 Trip spans 5 days
$1129
Select
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: Mon Jun 1 2015 Return: Thu Jun 4 2015 Trip spans 4 days
$1152
Select
Alaska Airlines
Alaska Airlines
ONT
2:30a
STS
7:18a
4h 48m
1 stop
STS
10:55a
ONT
7:20p
8h 25m
1 stop
Airports
Origin

Ontario
$430
Destination

Santa Rosa
$430