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Cheap flights from Washington to Duluth from $193

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Duluth departing on 6/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Washington to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:30 pm - 10:49 pm
SEA
-
DLH
6h 19m
1 stop
Delta Logo
5:00 am - 8:45 am
DLH
-
SEA
5h 45m
1 stop
$318Delta
Tue, Jul 7 - Mon, Jul 13
Delta Logo
6:15 am - 3:48 pm
PDX
-
DLH
7h 33m
1 stop
Delta Logo
7:58 am - 7:23 pm
DLH
-
PDX
13h 25m
2 stops
$324Delta
Sat, May 23 - Thu, Jun 4
Delta Logo
10:52 am - 10:44 pm
PDX
-
DLH
9h 52m
2 stops
Delta Logo
7:50 am - 4:19 pm
DLH
-
PDX
10h 29m
2 stops
$329Delta
Thu, May 28 - Sat, Jun 13
Delta Logo
3:10 pm - 10:44 pm
PDX
-
DLH
5h 34m
1 stop
Delta Logo
7:50 am - 7:24 pm
DLH
-
PDX
13h 34m
2 stops
$349Delta
Tue, May 26 - Wed, Jun 10
Delta Logo
6:15 am - 3:48 pm
PDX
-
DLH
7h 33m
1 stop
Delta Logo
7:58 am - 7:23 pm
DLH
-
PDX
13h 25m
2 stops
$359Delta
Sun, May 17 - Fri, May 29
Delta Logo
6:00 am - 3:48 pm
PDX
-
DLH
7h 48m
1 stop
Delta Logo
5:15 am - 10:53 am
DLH
-
PDX
7h 38m
1 stop
$369Delta
Sat, May 23 - Sat, May 30
Delta Logo
11:12 pm - 12:04 pm
PDX
-
DLH
10h 52m
2 stops
Delta Logo
5:15 am - 10:53 am
DLH
-
PDX
7h 38m
1 stop
$375Delta
Sat, May 23 - Sat, May 30
Delta Logo
6:15 am - 3:48 pm
PDX
-
DLH
7h 33m
1 stop
Delta Logo
4:30 pm - 8:11 pm
DLH
-
PDX
5h 41m
1 stop
$378Delta
Sun, May 17 - Fri, May 29
United Airlines Logo
11:50 pm - 10:44 am
SEA
-
DLH
8h 54m
1 stop
United Airlines Logo
6:10 pm - 12:14 am
DLH
-
SEA
8h 04m
1 stop
$408United Airlines
Tue, Oct 20 - Sat, Oct 24
United Airlines Logo
8:40 pm - 10:44 am
SEA
-
DLH
12h 04m
2 stops
United Airlines Logo
5:00 am - 11:40 am
DLH
-
SEA
8h 40m
1 stop
$414United Airlines
Tue, Oct 20 - Sat, Oct 24

Delta flights from State of Washington to Duluth

Our best Delta deals on State of Washington to Duluth flight tickets
Delta
Jul 7
SEA2:30 pmSeattle/Tacoma Intl
6h 19m
1 stop
DLH10:49 pmDuluth Intl
Jul 13
DLH5:00 amDuluth Intl
5h 45m
1 stop
SEA8:45 amSeattle/Tacoma Intl
$318
Delta
May 23
PDX6:15 amPortland
7h 33m
1 stop
DLH3:48 pmDuluth Intl
Jun 4
DLH7:58 amDuluth Intl
13h 25m
2 stops
PDX7:23 pmPortland
$324
Delta
May 28
PDX10:52 amPortland
9h 52m
2 stops
DLH10:44 pmDuluth Intl
Jun 13
DLH7:50 amDuluth Intl
10h 29m
2 stops
PDX4:19 pmPortland
$329

United Airlines flights from State of Washington to Duluth

Our best United Airlines deals on State of Washington to Duluth flight tickets
United Airlines
Oct 20
SEA11:50 pmSeattle/Tacoma Intl
8h 54m
1 stop
DLH10:44 amDuluth Intl
Oct 24
DLH6:10 pmDuluth Intl
8h 04m
1 stop
SEA12:14 amSeattle/Tacoma Intl
$408
United Airlines
Oct 20
SEA8:40 pmSeattle/Tacoma Intl
12h 04m
2 stops
DLH10:44 amDuluth Intl
Oct 24
DLH5:00 amDuluth Intl
8h 40m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$414
United Airlines
Oct 20
SEA8:40 pmSeattle/Tacoma Intl
12h 04m
2 stops
DLH10:44 amDuluth Intl
Oct 24
DLH5:00 amDuluth Intl
11h 24m
2 stops
SEA2:24 pmSeattle/Tacoma Intl
$419

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Duluth that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 7, 2026.
Use the filters below to find and compare flights from Washington to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleDuluth

SEA - DLH

SEADLH

Seattle/Tacoma Intl

Tue 7/7

2:30 pm-10:49 pm

1 stop6h 19m

Duluth Intl

Mon 7/13

5:00 am-8:45 am

1 stop5h 45m

$318

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Sat 5/23

6:15 am-3:48 pm

1 stop7h 33m

Duluth Intl

Thu 6/4

7:58 am-7:23 pm

2 stops13h 25m

$324

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Thu 5/28

10:52 am-10:44 pm

2 stops9h 52m

Duluth Intl

Sat 6/13

7:50 am-4:19 pm

2 stops10h 29m

$329

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Tue 5/26

3:10 pm-10:44 pm

1 stop5h 34m

Duluth Intl

Wed 6/10

7:50 am-7:24 pm

2 stops13h 34m

$349

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Sun 5/17

6:15 am-3:48 pm

1 stop7h 33m

Duluth Intl

Fri 5/29

7:58 am-7:23 pm

2 stops13h 25m

$359

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Sat 5/23

6:00 am-3:48 pm

1 stop7h 48m

Duluth Intl

Sat 5/30

5:15 am-10:53 am

1 stop7h 38m

$369

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Sat 5/23

11:12 pm-12:04 pm

2 stops10h 52m

Duluth Intl

Sat 5/30

5:15 am-10:53 am

1 stop7h 38m

$375

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Sun 5/17

6:15 am-3:48 pm

1 stop7h 33m

Duluth Intl

Fri 5/29

4:30 pm-8:11 pm

1 stop5h 41m

$378

SeattleDuluth

SEA - DLH

SEADLH

Seattle/Tacoma Intl

Tue 10/20

11:50 pm-10:44 am

1 stop8h 54m

Duluth Intl

Sat 10/24

6:10 pm-12:14 am

1 stop8h 04m

$408

SeattleDuluth

SEA - DLH

SEADLH

Seattle/Tacoma Intl

Tue 10/20

8:40 pm-10:44 am

2 stops12h 04m

Duluth Intl

Sat 10/24

5:00 am-11:40 am

1 stop8h 40m

$414

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Duluth from

How to get the cheapest flight ticket from State of Washington to Duluth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Duluth?

The cheapest month to fly to Duluth from State of Washington is in June. Flight prices, which tend to average around $148, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of June, then book flights to Duluth from State of Washington during September instead. Flights to Duluth in September, while not as cheap as those in June, still average around $193.

Can stopping save me money on State of Washington to Duluth flights?

You could potentially save up to 60% on your flight if you consider stops on a State of Washington to Duluth flight.

Cheap State of Washington to Duluth flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Duluth

Fastest flight time

5h 34m

Direct flights

None
The fastest flight from State of Washington to Duluth takes 5h 34m
There are no direct flights from State of Washington to Duluth. There are no popular flight routes from State of Washington to Duluth.
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Frequently asked questions about flying from Washington to Duluth

  • When did momondo last update prices for flights from Washington to Duluth Intl Airport?

    Prices for flights from Washington to Duluth Intl Airport refresh daily.

  • How many operators does momondo search for flights from Washington to Duluth Intl Airport?

  • How old do you have to be to fly from Washington to Duluth Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Duluth Intl Airport.

  • What documentation or ID do you need to fly to Duluth Intl Airport?

    The necessary travel and health documents for your Duluth Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Duluth

Compare and see reviews for airlines that fly from State of Washington to Duluth with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $233Free CancellationRating
7.4
9,690 reviews
Search United Airlines flights
DeltaPriceFrom $258Free CancellationRating
7.9
8,459 reviews
Search Delta flights

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior
Hayward
Cloquet

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Duluth?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Duluth from Washington.

Can I find flights from Washington to Duluth with flexible booking policies on momondo?

momondo does allow users to show only those flights to Duluth from Washington which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington to Duluth?

Once all potential Washington to Duluth flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington to Duluth right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington to Duluth flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Duluth trip

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