What is the cheapest airline that flies from Duluth Intl to Washington?

United Airlines and Delta are the most popular carriers operating from Duluth Intl to Washington

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?

There are 2 operators available for flights from Duluth Intl Airport to Washington as of October 2026.

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.

$313 Cheap Flights from Duluth to Washington in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Duluth to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:50 am - 11:58 amDLH Duluth Intl-SEA Seattle/Tacoma Intl

8h 08m1 stop Chicago O'Hare Intl

2:10 pm - 11:28 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

7h 18m1 stop Chicago O'Hare Intl

$348United Airlines

Sat, Jan 30 - Thu, Feb 4

5:50 am - 11:58 amDLH Duluth Intl-SEA Seattle/Tacoma Intl

8h 08m1 stop Chicago O'Hare Intl

7:00 am - 6:27 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

9h 27m1 stop Chicago O'Hare Intl

$348United Airlines

Tue, Jan 19 - Tue, Feb 16

5:50 am - 4:38 pmDLH Duluth Intl-SEA Seattle/Tacoma Intl

12h 48m2 stops Chicago O'Hare Intl San Francisco

2:10 pm - 11:28 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

7h 18m1 stop Chicago O'Hare Intl

$354United Airlines

Sat, Jan 30 - Thu, Feb 4

4:15 pm - 8:27 pmDLH Duluth Intl-SEA Seattle/Tacoma Intl

6h 12m1 stop Minneapolis St Paul

6:05 am - 3:44 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

7h 39m1 stop Minneapolis St Paul

$364Delta

Sat, Jan 16 - Mon, Feb 15

12:00 pm - 4:35 pmDLH Duluth Intl-SEA Seattle/Tacoma Intl

6h 35m1 stop Minneapolis St Paul

1:45 pm - 10:48 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

7h 03m1 stop Minneapolis St Paul

$364Delta

Mon, Jan 18 - Wed, Feb 17

4:15 pm - 8:27 pmDLH Duluth Intl-SEA Seattle/Tacoma Intl

6h 12m1 stop Minneapolis St Paul

6:05 am - 3:44 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

7h 39m1 stop Minneapolis St Paul

$364Delta

Sat, Jan 16 - Sun, Feb 14

12:00 pm - 4:35 pmDLH Duluth Intl-SEA Seattle/Tacoma Intl

6h 35m1 stop Minneapolis St Paul

6:05 am - 3:44 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

7h 39m1 stop Minneapolis St Paul

$364Delta

Thu, Jan 21 - Sun, Feb 14

4:15 pm - 8:27 pmDLH Duluth Intl-SEA Seattle/Tacoma Intl

6h 12m1 stop Minneapolis St Paul

6:05 am - 3:44 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

7h 39m1 stop Minneapolis St Paul

$364Delta

Wed, Jan 20 - Tue, Feb 16

12:00 pm - 4:35 pmDLH Duluth Intl-SEA Seattle/Tacoma Intl

6h 35m1 stop Minneapolis St Paul

8:25 am - 3:44 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

5h 19m1 stop Minneapolis St Paul

$364Delta

Mon, Jan 18 - Thu, Feb 18

8:05 am - 12:30 pmDLH Duluth Intl-SEA Seattle/Tacoma Intl

6h 25m1 stop Minneapolis St Paul

6:05 am - 3:44 pmSEA Seattle/Tacoma Intl-DLH Duluth Intl

7h 39m1 stop Minneapolis St Paul

$364Delta

Sun, Jan 17 - Mon, Feb 15

Cheap last minute flights

Enter your travel dates to find the best prices.

4:21 pm - 8:08 pmDLH Duluth Intl-GEG Spokane

5h 47m1 stop Minneapolis St Paul

7:00 am - 3:41 pmGEG Spokane-DLH Duluth Intl

6h 41m1 stop Minneapolis St Paul

$872Delta

Wed, Oct 14 - Sun, Oct 18

5:14 am - 12:19 pmDLH Duluth Intl-GEG Spokane

9h 05m2 stops Minneapolis St Paul Salt Lake City

7:00 am - 3:41 pmGEG Spokane-DLH Duluth Intl

6h 41m1 stop Minneapolis St Paul

$878Delta

Wed, Oct 14 - Sun, Oct 18

6:00 am - 11:39 amDLH Duluth Intl-GEG Spokane

7h 39m1 stop Chicago O'Hare Intl

11:10 am - 11:22 pmGEG Spokane-DLH Duluth Intl

10h 12m1 stop Chicago O'Hare Intl

$998United Airlines

Thu, Oct 15 - Sun, Oct 18

5:14 am - 12:19 pmDLH Duluth Intl-GEG Spokane

9h 05m2 stops Minneapolis St Paul Salt Lake City

1:25 pm - 10:57 pmGEG Spokane-DLH Duluth Intl

7h 32m2 stops Salt Lake City Minneapolis St Paul

$1,123Delta

Wed, Oct 14 - Sun, Oct 18

6:00 am - 11:39 amDLH Duluth Intl-GEG Spokane

7h 39m1 stop Chicago O'Hare Intl

5:00 am - 11:22 pmGEG Spokane-DLH Duluth Intl

16h 22m3 stops Denver Intl Cleveland Hopkins Intl Chicago O'Hare Intl

$1,196United Airlines

Thu, Oct 15 - Sun, Oct 18

6:00 am - 11:39 amDLH Duluth Intl-GEG Spokane

7h 39m1 stop Chicago O'Hare Intl

5:00 am - 6:19 pmGEG Spokane-DLH Duluth Intl

11h 19m2 stops Denver Intl Chicago O'Hare Intl

$1,288United Airlines

Thu, Oct 15 - Sun, Oct 18

6:00 am - 3:07 pmDLH Duluth Intl-GEG Spokane

11h 07m2 stops Chicago O'Hare Intl Denver Intl

5:00 am - 11:22 pmGEG Spokane-DLH Duluth Intl

16h 22m3 stops Denver Intl Kearney Chicago O'Hare Intl

$1,412United Airlines

Wed, Oct 14 - Sun, Oct 18

11:18 am - 8:49 pmDLH Duluth Intl-GEG Spokane

11h 31m2 stops Chicago O'Hare Intl Denver Intl

5:00 am - 11:22 pmGEG Spokane-DLH Duluth Intl

16h 22m3 stops Denver Intl Kearney Chicago O'Hare Intl

$1,576United Airlines

Thu, Oct 15 - Sun, Oct 18

3:10 pm - 8:49 pmDLH Duluth Intl-GEG Spokane

31h 39m2 stops Chicago O'Hare Intl Denver Intl

1:05 pm - 11:22 pmGEG Spokane-DLH Duluth Intl

32h 17m2 stops San Francisco Chicago O'Hare Intl

$1,927United Airlines

Thu, Oct 15 - Sun, Oct 18

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United Airlines flights from Duluth to State of Washington

Our best United Airlines deals on Duluth to State of Washington flight tickets

United Airlines

Jan 19

DLH5:50 amDuluth Intl

8h 08m

1 stop

SEA11:58 amSeattle/Tacoma Intl

Feb 16

SEA7:00 amSeattle/Tacoma Intl

9h 27m

1 stop

DLH6:27 pmDuluth Intl

$348

United Airlines

Jan 30

DLH5:50 amDuluth Intl

12h 48m

2 stops

SEA4:38 pmSeattle/Tacoma Intl

Feb 4

SEA2:10 pmSeattle/Tacoma Intl

7h 18m

1 stop

DLH11:28 pmDuluth Intl

$354

United Airlines

Jan 30

DLH5:50 amDuluth Intl

10h 01m

2 stops

SEA1:51 pmSeattle/Tacoma Intl

Feb 4

SEA5:00 amSeattle/Tacoma Intl

11h 31m

2 stops

DLH6:31 pmDuluth Intl

$390

Delta flights from Duluth to State of Washington

Our best Delta deals on Duluth to State of Washington flight tickets

Delta

Jan 16

DLH4:15 pmDuluth Intl

6h 12m

1 stop

SEA8:27 pmSeattle/Tacoma Intl

Feb 18

SEA8:25 amSeattle/Tacoma Intl

5h 19m

1 stop

DLH3:44 pmDuluth Intl

$364

Delta

Jan 22

DLH8:05 amDuluth Intl

12h 50m

2 stops

SEA6:55 pmSeattle/Tacoma Intl

Feb 17

SEA1:45 pmSeattle/Tacoma Intl

7h 03m

1 stop

DLH10:48 pmDuluth Intl

$425

Delta

Jan 21

DLH5:10 amDuluth Intl

18h 55m

2 stops

SEA10:05 pmSeattle/Tacoma Intl

Feb 19

SEA1:45 pmSeattle/Tacoma Intl

7h 03m

1 stop

DLH10:48 pmDuluth Intl

$445

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Sat 1/30

5:50 am-11:58 am

1 stop8h 08m

Seattle/Tacoma Intl

Thu 2/4

2:10 pm-11:28 pm

1 stop7h 18m

$348

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Tue 1/19

5:50 am-11:58 am

1 stop8h 08m

Seattle/Tacoma Intl

Tue 2/16

7:00 am-6:27 pm

1 stop9h 27m

$348

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Sat 1/30

5:50 am-4:38 pm

2 stops12h 48m

Seattle/Tacoma Intl

Thu 2/4

2:10 pm-11:28 pm

1 stop7h 18m

$354

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Sat 1/16

4:15 pm-8:27 pm

1 stop6h 12m

Seattle/Tacoma Intl

Mon 2/15

6:05 am-3:44 pm

1 stop7h 39m

$364

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Mon 1/18

12:00 pm-4:35 pm

1 stop6h 35m

Seattle/Tacoma Intl

Wed 2/17

1:45 pm-10:48 pm

1 stop7h 03m

$364

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Sat 1/16

4:15 pm-8:27 pm

1 stop6h 12m

Seattle/Tacoma Intl

Sun 2/14

6:05 am-3:44 pm

1 stop7h 39m

$364

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Thu 1/21

12:00 pm-4:35 pm

1 stop6h 35m

Seattle/Tacoma Intl

Sun 2/14

6:05 am-3:44 pm

1 stop7h 39m

$364

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Wed 1/20

4:15 pm-8:27 pm

1 stop6h 12m

Seattle/Tacoma Intl

Tue 2/16

6:05 am-3:44 pm

1 stop7h 39m

$364

Quickest round-trip

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Mon 1/18

12:00 pm-4:35 pm

1 stop6h 35m

Seattle/Tacoma Intl

Thu 2/18

8:25 am-3:44 pm

1 stop5h 19m

$364

DuluthSeattle

DLH Duluth Intl - SEA Seattle/Tacoma Intl

DLHSEA

Duluth Intl

Sun 1/17

8:05 am-12:30 pm

1 stop6h 25m

Seattle/Tacoma Intl

Mon 2/15

6:05 am-3:44 pm

1 stop7h 39m

$364

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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

You could potentially save up to 44% on your flight if you consider stops on a Duluth to State of Washington flight.

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

Best Price Found	$313
Fastest flight time	5h 39m
Direct flights	None

The best one-way flight to State of Washington from Duluth in the past 72 hours is $313. The best round-trip flight deal from Duluth to State of Washington found on momondo in the last 72 hours is $348.

The fastest flight from Duluth to State of Washington takes 5h 39m

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

Frequently asked questions about flying from Duluth to Washington

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?
There are 2 operators available for flights from Duluth Intl Airport to Washington as of October 2026.
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
Delta	PriceFrom $273	Free Cancellation	Rating 7.8 8,646 reviews		Search Delta flights
United Airlines	PriceFrom $307	Free Cancellation	Rating 7.4 10,324 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.