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Cheap flights from Duluth to Washington from $223

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to Washington departing on 9/26. 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 Duluth to Washington

Cheap round-trip flights

United Airlines Logo
8:00 am - 3:32 pmDLH-SEA
9h 32m1 stop
United Airlines Logo
7:00 am - 6:37 pmSEA-DLH
9h 37m1 stop
$258United Airlines
Find Deal
Tue, Sep 23 - Sat, Oct 4
United Airlines Logo
8:00 am - 6:49 pmDLH-SEA
12h 49m2 stops
United Airlines Logo
7:00 am - 6:37 pmSEA-DLH
9h 37m1 stop
$264United Airlines
Find Deal
Tue, Sep 23 - Sat, Oct 4
Delta Logo
7:50 am - 4:02 pmDLH-PDX
10h 12m2 stops
Delta Logo
12:45 am - 10:02 amPDX-DLH
7h 17m1 stop
$318Delta
Find Deal
Tue, Sep 23 - Fri, Oct 3
Delta Logo
7:50 am - 6:57 pmDLH-PDX
13h 07m2 stops
Delta Logo
12:45 am - 10:02 amPDX-DLH
7h 17m1 stop
$322Delta
Find Deal
Wed, Oct 1 - Fri, Oct 3
Delta Logo
7:50 am - 6:57 pmDLH-PDX
13h 07m2 stops
Delta Logo
10:20 am - 10:43 pmPDX-DLH
10h 23m2 stops
$323Delta
Find Deal
Tue, Sep 23 - Sat, Oct 4
Delta Logo
7:50 am - 6:57 pmDLH-PDX
13h 07m2 stops
Delta Logo
10:20 am - 10:43 pmPDX-DLH
10h 23m2 stops
$327Delta
Find Deal
Wed, Oct 1 - Sat, Oct 4
United Airlines Logo
3:10 pm - 10:25 pmDLH-PDX
9h 15m1 stop
United Airlines Logo
11:59 pm - 10:45 amPDX-DLH
8h 46m1 stop
$330United Airlines
Find Deal
Tue, Sep 23 - Sat, Oct 4
United Airlines Logo
11:20 am - 8:37 pmDLH-PDX
11h 17m2 stops
United Airlines Logo
11:59 pm - 10:45 amPDX-DLH
8h 46m1 stop
$335United Airlines
Find Deal
Tue, Sep 23 - Sat, Oct 4
Delta Logo
10:50 am - 6:57 pmDLH-PDX
10h 07m2 stops
Delta Logo
6:10 am - 3:37 pmPDX-DLH
7h 27m1 stop
$346Delta
Find Deal
Wed, Oct 1 - Sat, Oct 4
Delta Logo
7:50 am - 6:57 pmDLH-PDX
13h 07m2 stops
Delta Logo
6:10 am - 3:37 pmPDX-DLH
7h 27m1 stop
$348Delta
Find Deal
Wed, Oct 1 - Sat, Oct 4

Delta flights from Duluth to State of Washington

Our best Delta deals on Duluth to State of Washington flight tickets
Delta
Sep 23
DLH7:50 amDuluth Intl
10h 12m
2 stops
PDX4:02 pmPortland
Oct 3
PDX12:45 amPortland
7h 17m
1 stop
DLH10:02 amDuluth Intl
$318
Find similar
Delta
Oct 1
DLH7:50 amDuluth Intl
13h 07m
2 stops
PDX6:57 pmPortland
Oct 3
PDX12:45 amPortland
7h 17m
1 stop
DLH10:02 amDuluth Intl
$322
Find similar
Delta
Sep 23
DLH7:50 amDuluth Intl
13h 07m
2 stops
PDX6:57 pmPortland
Oct 4
PDX10:20 amPortland
10h 23m
2 stops
DLH10:43 pmDuluth Intl
$323
Find similar

United Airlines flights from Duluth to State of Washington

Our best United Airlines deals on Duluth to State of Washington flight tickets
United Airlines
Sep 23
DLH8:00 amDuluth Intl
9h 32m
1 stop
SEA3:32 pmSeattle/Tacoma Intl
Oct 4
SEA7:00 amSeattle/Tacoma Intl
9h 37m
1 stop
DLH6:37 pmDuluth Intl
$258
Find similar
United Airlines
Sep 23
DLH8:00 amDuluth Intl
12h 49m
2 stops
SEA6:49 pmSeattle/Tacoma Intl
Oct 4
SEA7:00 amSeattle/Tacoma Intl
9h 37m
1 stop
DLH6:37 pmDuluth Intl
$264
Find similar
United Airlines
Sep 23
DLH3:10 pmDuluth Intl
9h 15m
1 stop
PDX10:25 pmPortland
Oct 4
PDX11:59 pmPortland
8h 46m
1 stop
DLH10:45 amDuluth Intl
$330
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Duluth to State of Washington 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 August 26, 2025.
Use the filters below to find and compare flights from Duluth to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

Tue 9/23

8:00 am-3:32 pm

1 stop9h 32m

Seattle/Tacoma Intl

Sat 10/4

7:00 am-6:37 pm

1 stop9h 37m

$258

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

Tue 9/23

8:00 am-6:49 pm

2 stops12h 49m

Seattle/Tacoma Intl

Sat 10/4

7:00 am-6:37 pm

1 stop9h 37m

$264

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 9/23

7:50 am-4:02 pm

2 stops10h 12m

Portland

Fri 10/3

12:45 am-10:02 am

1 stop7h 17m

$318

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Wed 10/1

7:50 am-6:57 pm

2 stops13h 07m

Portland

Fri 10/3

12:45 am-10:02 am

1 stop7h 17m

$322

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 9/23

7:50 am-6:57 pm

2 stops13h 07m

Portland

Sat 10/4

10:20 am-10:43 pm

2 stops10h 23m

$323

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Wed 10/1

7:50 am-6:57 pm

2 stops13h 07m

Portland

Sat 10/4

10:20 am-10:43 pm

2 stops10h 23m

$327

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 9/23

3:10 pm-10:25 pm

1 stop9h 15m

Portland

Sat 10/4

11:59 pm-10:45 am

1 stop8h 46m

$330

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 9/23

11:20 am-8:37 pm

2 stops11h 17m

Portland

Sat 10/4

11:59 pm-10:45 am

1 stop8h 46m

$335

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Wed 10/1

10:50 am-6:57 pm

2 stops10h 07m

Portland

Sat 10/4

6:10 am-3:37 pm

1 stop7h 27m

$346

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Wed 10/1

7:50 am-6:57 pm

2 stops13h 07m

Portland

Sat 10/4

6:10 am-3:37 pm

1 stop7h 27m

$348

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 Washington from

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

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 State of Washington?

The month of September is, on average, the cheapest month to fly to State of Washington from Duluth, with most prices found around $258. If you aren’t able to travel to State of Washington during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $311.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Duluth to State of Washington is on a Tuesday. Travelers who choose to depart for State of Washington on a Tuesday will often find tickets for as low as $369. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Duluth to State of Washington for around $571.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the afternoon when flights can be purchased for as low as $495. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $505 on average. Flights to State of Washington from Duluth at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Duluth to State of Washington flight deals and tips

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

Direct flights

None
There are no direct flights from Duluth to State of Washington. There are no popular flight routes from Duluth to State of Washington.
Search flight deals

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

    Prices for flights from Duluth Intl Airport to Washington are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Duluth Intl Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Duluth to State of Washington

Compare and see reviews for airlines that fly from Duluth to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Sun Country AirPriceFrom $93Free CancellationRating
6.9
332 reviews
Search Sun Country Air flights
DeltaPriceFrom $248Free CancellationRating
7.9
7,979 reviews
Search Delta flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Duluth to Washington for you.

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

Yes. momondo enables you to select and highlight flights to Washington from Duluth with this policy.

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

momondo provides multiple filters to help you find the best flight to Washington from Duluth. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Washington from Duluth are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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