Find Deals on Flights from Williston Sloulin Field Intl to Seattle/Tacoma Intl (ISN - SEA)

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

Book cheap flights from Williston Sloulin Field Intl to Seattle/Tacoma Intl

(Round-trip)
Depart: Thu Mar 30 2017 Return: Tue Apr 4 2017 Trip spans 6 days
United
United
ISN
9:35a
SEA
5:26p
7h 51m
1 stop
SEA
11:35a
ISN
4:40p
5h 05m
1 stop
Depart: Wed Feb 1 2017 Return: Thu Feb 2 2017 Trip spans 2 days
Delta
Delta
ISN
7:45a
SEA
4:59p
9h 14m
1 stop
SEA
8:18a
ISN
3:33p
7h 15m
1 stop
Depart: Fri Mar 3 2017 Return: Sun Mar 12 2017 Trip spans 10 days
United
United
ISN
12:17p
SEA
5:50p
5h 33m
1 stop
SEA
12:15a
ISN
7:03a
5h 48m
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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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Williston
$561
Destination

Seattle
$561