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Find Deals on Flights from Portland to Williston Sloulin Field Intl (PDX - ISN)

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

Book cheap flights from Portland to Williston Sloulin Field Intl

(Round-trip)
Depart: Sun Nov 22 2015 Return: Tue Dec 1 2015 Trip spans 10 days
United
United
PDX
12:45a
ISN
5:49a
5h 04m
1 stop
ISN
12:15p
PDX
5:29p
5h 14m
1 stop
Depart: Mon Nov 23 2015 Return: Tue Dec 1 2015 Trip spans 9 days
United
United
PDX
10:20a
ISN
5:54p
7h 34m
1 stop
ISN
1:00a
PDX
6:45a
5h 45m
1 stop
Depart: Thu Nov 26 2015 Return: Tue Dec 1 2015 Trip spans 6 days
United
United
PDX
12:45a
ISN
5:49a
5h 04m
1 stop
ISN
12:15p
PDX
5:29p
5h 14m
1 stop
Depart: Fri Nov 20 2015 Return: Tue Dec 1 2015 Trip spans 12 days
United
United
PDX
10:20a
ISN
3:34p
5h 14m
1 stop
ISN
12:15p
PDX
5:29p
5h 14m
1 stop
Depart: Sat Nov 21 2015 Return: Tue Dec 1 2015 Trip spans 11 days
United
United
PDX
12:45a
ISN
5:49a
5h 04m
1 stop
ISN
8:30a
PDX
1:53p
5h 23m
1 stop
Depart: Wed Nov 25 2015 Return: Fri Dec 4 2015 Trip spans 10 days
Delta
Delta
PDX
6:20a
ISN
2:32p
8h 12m
1 stop
ISN
7:40a
PDX
4:11p
8h 31m
1 stop
Depart: Tue Nov 24 2015 Return: Fri Dec 4 2015 Trip spans 11 days
Delta
Delta
PDX
6:20a
ISN
2:32p
8h 12m
1 stop
ISN
7:40a
PDX
4:11p
8h 31m
1 stop
Depart: Thu Jul 16 2015 Return: Thu Jul 23 2015 Trip spans 8 days
United
United
PDX
11:38a
ISN
4:38p
5h 00m
1 stop
ISN
2:11a
PDX
7:51a
5h 40m
1 stop
Depart: Mon Jul 6 2015 Return: Thu Jul 9 2015 Trip spans 4 days
$1033
Select
United
United
PDX
1:50p
ISN
6:44p
4h 54m
1 stop
ISN
9:18a
PDX
3:04p
5h 46m
1 stop
Airports
Origin

Portland
$488
Destination

Williston
$488