Find Deals on Flights from Washington Dulles Intl to Williston Sloulin Field Intl (IAD - ISN)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Washington Dulles Intl to Williston Sloulin Field Intl

(Round-trip)
Depart: Thu Feb 9 2017 Return: Sat Feb 11 2017 Trip spans 3 days
United
United
IAD
9:25a
ISN
6:48p
9h 23m
1 stop
ISN
2:57a
IAD
12:01p
9h 04m
1 stop
Depart: Sun Feb 12 2017 Return: Wed Feb 15 2017 Trip spans 4 days
Delta
Delta
IAD
1:20a
ISN
8:05a
6h 45m
1 stop
ISN
1:00a
IAD
6:53a
5h 53m
1 stop
Depart: Mon Jul 10 2017 Return: Mon Jul 31 2017 Trip spans 22 days
Major Airline
Major Airline
IAD
2:00a
ISN
5:53a
3h 53m
1 stop
ISN
2:00a
IAD
3:53a
1h 53m
1 stop
Depart: Tue Feb 14 2017 Return: Thu Feb 16 2017 Trip spans 3 days
United
United
IAD
12:13p
ISN
6:48p
6h 35m
1 stop
ISN
12:17p
IAD
7:09p
6h 52m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Why aren’t prices accurate 100% of the time?
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Airports
Origin

Washington
$504
Destination

Williston
$504