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Cheap flights from Washington to Duluth from $253

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 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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 - 10:35 pm
SEA
-
DLH
6h 05m
1 stop
Delta Logo
5:15 am - 10:39 am
DLH
-
SEA
7h 24m
1 stop
$318Delta
Wed, Sep 23 - Mon, Sep 28
Delta Logo
3:10 pm - 10:48 pm
PDX
-
DLH
5h 38m
1 stop
Delta Logo
8:05 am - 12:29 pm
DLH
-
PDX
6h 24m
1 stop
$356Delta
Tue, Oct 27 - Sun, Nov 1
United Airlines Logo
2:27 pm - 11:22 pm
PDX
-
DLH
6h 55m
1 stop
United Airlines Logo
7:45 am - 3:56 pm
DLH
-
PDX
10h 11m
1 stop
$373United Airlines
Mon, Aug 31 - Sun, Sep 6
United Airlines Logo
11:02 pm - 10:42 am
PDX
-
DLH
9h 40m
1 stop
United Airlines Logo
3:10 pm - 10:52 pm
DLH
-
PDX
9h 42m
1 stop
$376United Airlines
Sat, Sep 12 - Wed, Sep 16
United Airlines Logo
2:27 pm - 11:22 pm
PDX
-
DLH
6h 55m
1 stop
United Airlines Logo
6:00 am - 11:33 am
DLH
-
PDX
7h 33m
1 stop
$377United Airlines
Wed, Sep 30 - Wed, Oct 7
United Airlines Logo
2:27 pm - 11:22 pm
PDX
-
DLH
6h 55m
1 stop
United Airlines Logo
7:45 am - 8:10 pm
DLH
-
PDX
14h 25m
2 stops
$378United Airlines
Mon, Aug 31 - Sun, Sep 6
Delta Logo
11:59 am - 7:25 pm
SEA
-
DLH
5h 26m
1 stop
Delta Logo
4:11 pm - 8:21 pm
DLH
-
SEA
6h 10m
1 stop
$383Delta
Wed, Sep 23 - Wed, Sep 30
United Airlines Logo
10:43 am - 11:22 pm
PDX
-
DLH
10h 39m
2 stops
United Airlines Logo
6:00 am - 11:33 am
DLH
-
PDX
7h 33m
1 stop
$383United Airlines
Wed, Sep 30 - Wed, Oct 7
United Airlines Logo
8:40 am - 11:22 pm
PDX
-
DLH
12h 42m
2 stops
United Airlines Logo
7:45 am - 3:03 pm
DLH
-
PDX
9h 18m
2 stops
$393United Airlines
Mon, Aug 31 - Sun, Sep 6
Delta Logo
3:00 pm - 10:49 pm
PDX
-
DLH
5h 49m
1 stop
Delta Logo
5:00 am - 10:42 am
DLH
-
PDX
7h 42m
1 stop
$396Delta
Fri, Jul 10 - Tue, Jul 21

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Delta flights from State of Washington to Duluth

Our best Delta deals on State of Washington to Duluth flight tickets
Delta
Sep 23
SEA2:30 pmSeattle/Tacoma Intl
6h 05m
1 stop
DLH10:35 pmDuluth Intl
Sep 28
DLH5:15 amDuluth Intl
7h 24m
1 stop
SEA10:39 amSeattle/Tacoma Intl
$318
Delta
Oct 27
PDX3:10 pmPortland
5h 38m
1 stop
DLH10:48 pmDuluth Intl
Nov 1
DLH8:05 amDuluth Intl
6h 24m
1 stop
PDX12:29 pmPortland
$356
Delta
Sep 23
SEA11:59 amSeattle/Tacoma Intl
5h 26m
1 stop
DLH7:25 pmDuluth Intl
Sep 30
DLH4:11 pmDuluth Intl
6h 10m
1 stop
SEA8:21 pmSeattle/Tacoma Intl
$383

United Airlines flights from State of Washington to Duluth

Our best United Airlines deals on State of Washington to Duluth flight tickets
United Airlines
Aug 31
PDX2:27 pmPortland
6h 55m
1 stop
DLH11:22 pmDuluth Intl
Sep 6
DLH7:45 amDuluth Intl
10h 11m
1 stop
PDX3:56 pmPortland
$373
United Airlines
Sep 12
PDX11:02 pmPortland
9h 40m
1 stop
DLH10:42 amDuluth Intl
Sep 16
DLH3:10 pmDuluth Intl
9h 42m
1 stop
PDX10:52 pmPortland
$376
United Airlines
Sep 30
PDX2:27 pmPortland
6h 55m
1 stop
DLH11:22 pmDuluth Intl
Oct 7
DLH6:00 amDuluth Intl
7h 33m
1 stop
PDX11:33 amPortland
$377

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 June 27, 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

SeattleDuluth

SEA - DLH

SEADLH

Seattle/Tacoma Intl

Wed 9/23

2:30 pm-10:35 pm

1 stop6h 05m

Duluth Intl

Mon 9/28

5:15 am-10:39 am

1 stop7h 24m

$318

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Tue 10/27

3:10 pm-10:48 pm

1 stop5h 38m

Duluth Intl

Sun 11/1

8:05 am-12:29 pm

1 stop6h 24m

$356

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Mon 8/31

2:27 pm-11:22 pm

1 stop6h 55m

Duluth Intl

Sun 9/6

7:45 am-3:56 pm

1 stop10h 11m

$373

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Sat 9/12

11:02 pm-10:42 am

1 stop9h 40m

Duluth Intl

Wed 9/16

3:10 pm-10:52 pm

1 stop9h 42m

$376

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Wed 9/30

2:27 pm-11:22 pm

1 stop6h 55m

Duluth Intl

Wed 10/7

6:00 am-11:33 am

1 stop7h 33m

$377

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Mon 8/31

2:27 pm-11:22 pm

1 stop6h 55m

Duluth Intl

Sun 9/6

7:45 am-8:10 pm

2 stops14h 25m

$378
Quickest round-trip

SeattleDuluth

SEA - DLH

SEADLH

Seattle/Tacoma Intl

Wed 9/23

11:59 am-7:25 pm

1 stop5h 26m

Duluth Intl

Wed 9/30

4:11 pm-8:21 pm

1 stop6h 10m

$383

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Wed 9/30

10:43 am-11:22 pm

2 stops10h 39m

Duluth Intl

Wed 10/7

6:00 am-11:33 am

1 stop7h 33m

$383

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Mon 8/31

8:40 am-11:22 pm

2 stops12h 42m

Duluth Intl

Sun 9/6

7:45 am-3:03 pm

2 stops9h 18m

$393

PortlandDuluth

PDX - DLH

PDXDLH

Portland

Fri 7/10

3:00 pm-10:49 pm

1 stop5h 49m

Duluth Intl

Tue 7/21

5:00 am-10:42 am

1 stop7h 42m

$396

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 September. Flight prices, which tend to average around $193, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Duluth from State of Washington during December instead. Flights to Duluth in December, while not as cheap as those in September, still average around $258.

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

You could potentially save up to 63% 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

4h 50m

Direct flights

None
The fastest flight from State of Washington to Duluth takes 4h 50m
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
DeltaPriceFrom $258Free CancellationRating
7.8
8,451 reviews
Search Delta flights
United AirlinesPriceFrom $278Free CancellationRating
7.4
9,896 reviews
Search United Airlines flights

Traveling to a place near Duluth?

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

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.

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