Find Deals on Flights from Seattle to Duluth International

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 Seattle to Duluth International

(Round-trip)
Depart: Mon Apr 24 2017 Return: Tue Apr 25 2017 Trip spans 2 days
United
United
SEA
7:20p
DLH
4:50a
9h 30m
1 stop
DLH
10:35a
SEA
8:15p
9h 40m
1 stop
Depart: Mon Apr 17 2017 Return: Thu Apr 20 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
10:23p
DLH
7:15a
8h 52m
1 stop
DLH
3:27a
SEA
3:00p
11h 33m
1 stop
Depart: Tue Apr 18 2017 Return: Thu Apr 20 2017 Trip spans 3 days
Delta
Delta
SEA
8:45p
DLH
4:52a
8h 07m
1 stop
DLH
1:50p
SEA
7:40p
5h 50m
1 stop
Depart: Fri Apr 28 2017 Return: Sat Apr 29 2017 Trip spans 2 days
United
United
SEA
7:20p
DLH
4:50a
9h 30m
1 stop
DLH
10:35a
SEA
8:15p
9h 40m
1 stop
Depart: Fri May 19 2017 Return: Sun May 21 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
2:00a
DLH
2:48a
0h 48m
nonstop
DLH
2:00a
SEA
6:48a
4h 48m
nonstop
Depart: Fri May 26 2017 Return: Sat Jun 3 2017 Trip spans 9 days
Delta
Delta
SEA
8:45p
DLH
4:49a
8h 04m
1 stop
DLH
2:13p
SEA
7:29p
5h 16m
1 stop
Depart: Tue Apr 25 2017 Return: Wed Apr 26 2017 Trip spans 2 days
United
United
SEA
9:48a
DLH
4:42p
6h 54m
1 stop
DLH
7:20a
SEA
4:37p
9h 17m
1 stop
Depart: Fri Jun 2 2017 Return: Sun Jun 18 2017 Trip spans 17 days
Delta
Delta
SEA
11:25a
DLH
5:02p
5h 37m
1 stop
DLH
1:25a
SEA
7:00a
5h 35m
1 stop
Depart: Mon Jun 12 2017 Return: Mon Jun 19 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
2:00a
DLH
2:48a
0h 48m
1 stop
DLH
2:00a
SEA
6:48a
4h 48m
1 stop
Depart: Wed Apr 26 2017 Return: Sat Apr 29 2017 Trip spans 4 days
United
United
SEA
7:20p
DLH
4:50a
9h 30m
1 stop
DLH
7:20a
SEA
4:39p
9h 19m
1 stop
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
United
United
SEA
8:30p
DLH
4:50a
8h 20m
1 stop
DLH
2:30a
SEA
9:35a
7h 05m
1 stop
Depart: Mon Apr 10 2017 Return: Tue Apr 18 2017 Trip spans 9 days
Major Airline
Major Airline
SEA
10:23p
DLH
7:15a
8h 52m
2 stops
DLH
3:27a
SEA
3:00p
11h 33m
2 stops
Depart: Thu May 18 2017 Return: Sun May 21 2017 Trip spans 4 days
United
United
SEA
8:30p
DLH
4:50a
8h 20m
1 stop
DLH
10:35a
SEA
8:00p
9h 25m
1 stop
Depart: Fri Sep 8 2017 Return: Sun Sep 10 2017 Trip spans 3 days
Delta
Delta
SEA
4:30a
DLH
11:22a
6h 52m
1 stop
DLH
1:25a
SEA
7:00a
5h 35m
1 stop
Depart: Fri Jul 21 2017 Return: Mon Jul 24 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
1:00a
DLH
1:48a
0h 48m
1 stop
DLH
1:00a
SEA
5:48a
4h 48m
1 stop
Depart: Mon Jul 17 2017 Return: Tue Jul 25 2017 Trip spans 9 days
United
United
SEA
8:53p
DLH
4:43a
7h 50m
1 stop
DLH
2:20p
SEA
11:13p
8h 53m
1 stop
Depart: Fri Apr 7 2017 Return: Mon Apr 10 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
1:00a
DLH
1:48a
0h 48m
nonstop
DLH
9:00a
SEA
1:48p
4h 48m
nonstop
Depart: Sun Jun 11 2017 Return: Mon Jun 19 2017 Trip spans 9 days
United
United
SEA
8:48p
DLH
4:55a
8h 07m
1 stop
DLH
2:18p
SEA
12:00a
9h 42m
1 stop
Depart: Tue Apr 4 2017 Return: Tue Apr 11 2017 Trip spans 8 days
Delta
Delta
SEA
9:15a
DLH
4:57p
7h 42m
1 stop
DLH
1:50p
SEA
7:40p
5h 50m
1 stop
Depart: Thu Apr 13 2017 Return: Tue Apr 18 2017 Trip spans 6 days
Major Airline
Major Airline
SEA
11:00p
DLH
7:15a
8h 15m
1 stop
DLH
3:27a
SEA
1:16p
9h 49m
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.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Seattle
$396
Destination

Duluth
$396