Find Cheap Flights to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Duluth International to Seattle

(Round-trip)
Depart: Sat Oct 21 2017 Return: Wed Oct 25 2017 Trip spans 5 days
United
United
DLH
12:00a
SEA
7:04a
7h 04m
1 stop
SEA
12:00a
DLH
7:35a
7h 35m
1 stop
Depart: Sat Oct 21 2017 Return: Wed Oct 25 2017 Trip spans 5 days
Delta
Delta
DLH
12:00a
SEA
5:26a
5h 26m
1 stop
SEA
12:00a
DLH
6:45a
6h 45m
1 stop
Depart: Mon Nov 20 2017 Return: Tue Nov 28 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
8:09a
8h 09m
1 stop
SEA
12:00a
DLH
9:23a
9h 23m
1 stop
Depart: Tue Oct 3 2017 Return: Sun Oct 8 2017 Trip spans 6 days
United
United
DLH
12:00a
SEA
7:04a
7h 04m
1 stop
SEA
12:00a
DLH
8:25a
8h 25m
1 stop
Depart: Tue Oct 3 2017 Return: Sun Oct 8 2017 Trip spans 6 days
Delta
Delta
DLH
12:00a
SEA
6:04a
6h 04m
1 stop
SEA
12:00a
DLH
8:09a
8h 09m
1 stop
Depart: Wed Nov 22 2017 Return: Tue Nov 28 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
5:46a
5h 46m
1 stop
SEA
12:00a
DLH
9:23a
9h 23m
1 stop
Depart: Fri Sep 29 2017 Return: Mon Oct 2 2017 Trip spans 4 days
United
United
DLH
12:00a
SEA
8:58a
8h 58m
1 stop
SEA
12:00a
DLH
6:45a
6h 45m
1 stop
Depart: Fri Nov 10 2017 Return: Mon Nov 13 2017 Trip spans 4 days
Delta
Delta
DLH
12:00a
SEA
8:04a
8h 04m
1 stop
SEA
12:00a
DLH
5:33a
5h 33m
1 stop
Depart: Thu Nov 23 2017 Return: Fri Nov 24 2017 Trip spans 2 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
5:46a
5h 46m
1 stop
SEA
12:00a
DLH
8:39a
8h 39m
1 stop
Depart: Fri Nov 10 2017 Return: Mon Nov 13 2017 Trip spans 4 days
United
United
DLH
12:00a
SEA
7:25a
7h 25m
1 stop
SEA
12:00a
DLH
6:40a
6h 40m
1 stop
Depart: Mon Nov 20 2017 Return: Sat Nov 25 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
9:20a
9h 20m
1 stop
SEA
12:00a
DLH
6:45a
6h 45m
1 stop
Depart: Thu Nov 23 2017 Return: Sat Nov 25 2017 Trip spans 3 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
7:25a
7h 25m
1 stop
SEA
12:00a
DLH
6:45a
6h 45m
1 stop
Depart: Wed Oct 18 2017 Return: Sun Oct 22 2017 Trip spans 5 days
United
United
DLH
12:00a
SEA
9:35a
9h 35m
1 stop
SEA
12:00a
DLH
9:35a
9h 35m
1 stop
Depart: Fri Nov 24 2017 Return: Sat Nov 25 2017 Trip spans 2 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
7:30a
7h 30m
1 stop
SEA
12:00a
DLH
6:45a
6h 45m
1 stop
Depart: Wed Nov 22 2017 Return: Fri Nov 24 2017 Trip spans 3 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
5:46a
5h 46m
1 stop
SEA
12:00a
DLH
8:17a
8h 17m
1 stop
Depart: Mon Nov 20 2017 Return: Mon Nov 27 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
6:58a
6h 58m
1 stop
SEA
12:00a
DLH
9:23a
9h 23m
1 stop
Depart: Wed Nov 22 2017 Return: Mon Nov 27 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
5:46a
5h 46m
1 stop
SEA
12:00a
DLH
9:23a
9h 23m
1 stop
Depart: Thu Nov 23 2017 Return: Mon Nov 27 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
5:46a
5h 46m
1 stop
SEA
12:00a
DLH
9:23a
9h 23m
1 stop
Depart: Fri Nov 24 2017 Return: Tue Nov 28 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
9:25a
9h 25m
1 stop
SEA
12:00a
DLH
1:45p
13h 45m
2 stops
Depart: Mon Nov 20 2017 Return: Sun Nov 26 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
DLH
12:00a
SEA
6:58a
6h 58m
1 stop
SEA
12:00a
DLH
9:23a
9h 23m
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:

We’re not the seller.
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

Duluth
$398
Destination

Seattle
$398