Find Cheap Flights from Duluth International 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: Thu Sep 7 2017 Return: Mon Sep 11 2017 Trip spans 5 days
Major Airline
Major Airline
DLH
2:00a
SEA
6:48a
4h 48m
nonstop
SEA
2:00a
DLH
2:48a
0h 48m
nonstop
Depart: Fri Sep 22 2017 Return: Fri Sep 29 2017 Trip spans 8 days
Delta
Delta
DLH
1:35p
SEA
9:47p
8h 12m
1 stop
SEA
8:55p
DLH
4:53a
7h 58m
1 stop
Depart: Mon Jun 12 2017 Return: Mon Jun 19 2017 Trip spans 8 days
United
United
DLH
2:18p
SEA
12:00a
9h 42m
1 stop
SEA
2:40a
DLH
11:48a
9h 08m
1 stop
Depart: Fri Sep 15 2017 Return: Mon Sep 18 2017 Trip spans 4 days
Major Airline
Major Airline
DLH
1:00a
SEA
5:48a
4h 48m
nonstop
SEA
1:00a
DLH
1:48a
0h 48m
nonstop
Depart: Tue Oct 3 2017 Return: Mon Oct 9 2017 Trip spans 7 days
Delta
Delta
DLH
1:25a
SEA
7:00a
5h 35m
1 stop
SEA
9:10a
DLH
5:09p
7h 59m
1 stop
Depart: Wed Sep 20 2017 Return: Mon Sep 25 2017 Trip spans 6 days
Major Airline
Major Airline
DLH
1:00a
SEA
5:48a
4h 48m
1 stop
SEA
1:00a
DLH
1:48a
0h 48m
1 stop
Depart: Tue Jun 13 2017 Return: Mon Jun 19 2017 Trip spans 7 days
United
United
DLH
2:18p
SEA
12:00a
9h 42m
1 stop
SEA
2:40a
DLH
11:48a
9h 08m
1 stop
Depart: Thu Jun 29 2017 Return: Mon Jul 3 2017 Trip spans 5 days
Delta
Delta
DLH
1:15a
SEA
6:44a
5h 29m
1 stop
SEA
9:00p
DLH
4:59a
7h 59m
1 stop
Depart: Thu Sep 21 2017 Return: Mon Sep 25 2017 Trip spans 5 days
Major Airline
Major Airline
DLH
2:00a
SEA
6:48a
4h 48m
1 stop
SEA
2:00a
DLH
2:48a
0h 48m
1 stop
Depart: Wed Jun 14 2017 Return: Mon Jun 19 2017 Trip spans 6 days
United
United
DLH
2:18p
SEA
12:00a
9h 42m
1 stop
SEA
2:40a
DLH
11:48a
9h 08m
1 stop
Depart: Sat Jul 1 2017 Return: Mon Jul 3 2017 Trip spans 3 days
Delta
Delta
DLH
1:25p
SEA
7:31p
6h 06m
1 stop
SEA
9:00p
DLH
4:59a
7h 59m
1 stop
Depart: Wed Oct 18 2017 Return: Mon Oct 23 2017 Trip spans 6 days
Major Airline
Major Airline
DLH
1:00a
SEA
5:48a
4h 48m
1 stop
SEA
1:00a
DLH
1:48a
0h 48m
1 stop
Depart: Thu Jun 15 2017 Return: Mon Jun 19 2017 Trip spans 5 days
United
United
DLH
2:18p
SEA
12:00a
9h 42m
1 stop
SEA
2:40a
DLH
11:48a
9h 08m
1 stop
Depart: Fri Oct 20 2017 Return: Mon Oct 23 2017 Trip spans 4 days
Major Airline
Major Airline
DLH
2:00a
SEA
6:48a
4h 48m
nonstop
SEA
2:00a
DLH
2:48a
0h 48m
nonstop
Depart: Thu Sep 14 2017 Return: Sat Sep 16 2017 Trip spans 3 days
Delta
Delta
DLH
1:25a
SEA
7:00a
5h 35m
1 stop
SEA
8:55p
DLH
4:56a
8h 01m
1 stop
Depart: Fri Jun 16 2017 Return: Mon Jun 19 2017 Trip spans 4 days
United
United
DLH
2:18p
SEA
12:00a
9h 42m
1 stop
SEA
2:40a
DLH
11:48a
9h 08m
1 stop
Depart: Thu Nov 16 2017 Return: Mon Nov 20 2017 Trip spans 5 days
Major Airline
Major Airline
DLH
1:00a
SEA
5:48a
4h 48m
nonstop
SEA
1:00a
DLH
1:48a
0h 48m
nonstop
Depart: Thu Jul 20 2017 Return: Sun Jul 23 2017 Trip spans 4 days
United
United
DLH
2:18p
SEA
11:42p
9h 24m
1 stop
SEA
8:50p
DLH
4:50p
20h 00m
1 stop
Depart: Fri Jun 30 2017 Return: Wed Jul 5 2017 Trip spans 6 days
Major Airline
Major Airline
DLH
1:00a
SEA
5:48a
4h 48m
1 stop
SEA
1:00a
DLH
1:48a
0h 48m
1 stop
Depart: Thu Jun 22 2017 Return: Sun Jun 25 2017 Trip spans 4 days
United
United
DLH
2:18p
SEA
11:58p
9h 40m
1 stop
SEA
8:40p
DLH
4:55p
20h 15m
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
$446
Destination

Seattle
$446