HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$278+ Cheap flights from Duluth (DLH) to Washington

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SEA
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Duluth to Washington with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Duluth to Washington

Cheapest flights from Duluth to Washington
Explore the most affordable flight options available from Duluth to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:19 am
DLH
-
SEA
1 stop9h 41m
United Airlines
Sun 4/2610:35 pm
SEA
-
DLH
1 stop9h 54m
United Airlines
Deal found 2/10$278
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/263:19 pm
DLH
-
PDX
1 stop9h 21m
United Airlines
Wed 3/411:59 pm
PDX
-
DLH
1 stop8h 44m
United Airlines
Deal found 2/11$303
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:10 pm
DLH
-
PDX
1 stop7h 42m
United Airlines
Fri 6/52:12 pm
PDX
-
DLH
1 stop8h 31m
United Airlines
Deal found 2/9$308
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/243:19 pm
DLH
-
PDX
2 stops11h 15m
United Airlines
Sat 2/2811:59 pm
PDX
-
DLH
1 stop8h 44m
United Airlines
Deal found 2/9$334
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:10 am
DLH
-
PDX
2 stops7h 26m
Delta
Tue 8/184:55 pm
PDX
-
DLH
1 stop4h 43m
Delta
Deal found 2/12$338
This Delta deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:00 pm
DLH
-
PDX
1 stop7h 15m
Delta
Fri 6/53:00 pm
PDX
-
DLH
1 stop6h 38m
Delta
Deal found 2/10$342
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/193:07 pm
DLH
-
PDX
1 stop9h 38m
United Airlines
Tue 3/2411:59 pm
PDX
-
DLH
1 stop8h 44m
United Airlines
Deal found 2/11$352
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/243:19 pm
DLH
-
SEA
1 stop9h 24m
United Airlines
Sat 2/2811:59 pm
SEA
-
DLH
1 stop8h 44m
United Airlines
Deal found 2/9$356
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:19 am
DLH
-
SEA
1 stop9h 41m
United Airlines
Sun 4/2610:35 pm
SEA
-
DLH
1 stop9h 54m
United Airlines
Deal found 2/10$358
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:08 pm
DLH
-
PDX
1 stop9h 21m
United Airlines
Mon 4/2011:59 pm
PDX
-
DLH
1 stop8h 30m
United Airlines
Deal found 2/8$358
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:19 am
DLH
-
SEA
2 stops11h 38m
United Airlines
Sat 4/257:00 am
SEA
-
DLH
1 stop9h 09m
United Airlines
Deal found 2/10$364
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:19 pm
DLH
-
SEA
1 stop9h 24m
United Airlines
Sat 2/2811:59 pm
SEA
-
DLH
1 stop8h 44m
United Airlines
Deal found 2/9$384

Find flight deals from Duluth to Washington

Keep the following information in mind while searching for Duluth to Washington flight deals. Data was last updated February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$278
(United Airlines)

Popular in

May

Cheapest in

September

Average price

$500
Provider with most accurate pricing for Duluth Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Duluth Intl-Seattle/Tacoma Intl flights.
Search Deals
From Duluth Intl to Washington
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to 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, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Duluth to Washington that are best for you.

Fly from

Duluth

Fly to

Washington

Route

Depart

Return

Price

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Thu 2/26

3:19 pm-10:40 pm

1 stop9h 21m

Portland

Wed 3/4

11:59 pm-10:43 am

1 stop8h 44m

$303

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Sat 5/23

6:10 pm-11:52 pm

1 stop7h 42m

Portland

Fri 6/5

2:12 pm-12:43 am

1 stop8h 31m

$308

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 8/11

5:10 am-10:36 am

2 stops7h 26m

Portland

Tue 8/18

4:55 pm-11:38 pm

1 stop4h 43m

$338

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Wed 5/6

5:00 am-12:06 pm

2 stops9h 06m

Portland

Fri 5/15

3:00 pm-11:38 pm

1 stop6h 38m

$348

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Thu 3/19

3:07 pm-10:45 pm

1 stop9h 38m

Portland

Tue 3/24

11:59 pm-10:43 am

1 stop8h 44m

$352

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

Tue 2/24

3:19 pm-10:43 pm

1 stop9h 24m

Seattle/Tacoma Intl

Sat 2/28

11:59 pm-10:43 am

1 stop8h 44m

$356

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

Thu 4/23

6:42 pm-12:19 am

1 stop7h 37m

Seattle/Tacoma Intl

Sat 4/25

7:00 am-6:09 pm

1 stop9h 09m

$358

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Thu 4/16

3:08 pm-10:29 pm

1 stop9h 21m

Portland

Mon 4/20

11:59 pm-10:29 am

1 stop8h 30m

$358

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Wed 5/6

6:24 pm-11:50 pm

1 stop7h 26m

Portland

Fri 5/15

11:55 pm-10:29 am

1 stop8h 34m

$358

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

Wed 4/22

11:19 am-8:57 pm

2 stops11h 38m

Seattle/Tacoma Intl

Sat 4/25

7:00 am-6:09 pm

1 stop9h 09m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Duluth to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Duluth with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Duluth to Washington

What is the cheapest month to book a flight from Duluth to State of Washington?

Currently, September is the cheapest month in which you can book a flight from Duluth to State of Washington (average of $117). Flying from Duluth to State of Washington in February is currently the most expensive (average of $500). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated February 12, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Duluth to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,191 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.
Delta
7.9
Good
8,191 reviews
Delta
7.9
Good
8,191 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.
United Airlines
7.4
Good
9,286 reviews
Delta
7.9
Good
8,191 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from Duluth to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Duluth to Washington?

    Most people fly from Duluth Intl (DLH) if they book a flight from Duluth to Washington. Duluth Intl is conveniently located just 5.8 mi from Duluth’s city center.

  • How long is the flight from Duluth to State of Washington?

    United Airlines and Delta can get you from Duluth to State of Washington in just under 7h 26m. Your travel time can differ by up to 1h 55m. The distance from Duluth to State of Washington is about 1446 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Duluth to State of Washington?

    When deciding which route to take from Duluth to State of Washington consider Duluth Intl - Portland, Duluth Intl - Seattle/Tacoma Intl or Duluth Intl - Spokane as they are the most popular.

  • Can I find deals for flights from Duluth to Washington that include hotel bookings?

    Yes. In addition to deals on Duluth to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Washington.

  • Can I find deals for business class flights from Duluth to Washington?

    Yes. Cheapflights offers flight deals from Duluth to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Duluth to State of Washington?

    Currently, September is the cheapest month in which you can book a flight from Duluth to State of Washington (average of $117). Flying from Duluth to State of Washington in February is currently the most expensive (average of $500). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Duluth to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Minneapolis to Sky Harbor Intl flights
Minneapolis to Orlando flights
Minneapolis to Las Vegas flights
Minneapolis to Fort Myers flights
Minneapolis to Dallas/Fort Worth flights
Minneapolis to Tampa flights
Minneapolis to Los Angeles flights
Minneapolis to Miami flights
Minneapolis to Denver flights
Minneapolis to John F Kennedy Intl flights
Minneapolis to LaGuardia flights
Minneapolis to Fort Lauderdale flights
Minneapolis to San Diego flights
Minneapolis to Seattle flights
Minneapolis to Phoenix-Mesa Gateway flights
Minneapolis to San Francisco flights
Minneapolis to Atlanta flights
Minneapolis to Hobby flights
Minneapolis to New Orleans flights
Minneapolis to Sarasota flights
Minneapolis to Newark flights
Minneapolis to Nashville flights
Minneapolis to George Bush Intcntl flights
Minneapolis to O'Hare Intl flights
Minneapolis to Honolulu flights
Minneapolis to Ontario flights
Minneapolis to Austin flights
Minneapolis to Valparaiso flights
Minneapolis to Reagan-National flights
Minneapolis to Midway flights
Minneapolis to Boston flights
Minneapolis to Salt Lake City flights
Minneapolis to Charlotte flights
Minneapolis to Dulles Intl flights
Minneapolis to Portland flights
Minneapolis to Anchorage flights
Minneapolis to Baltimore flights
Minneapolis to Santa Ana flights
Minneapolis to Detroit flights
Minneapolis to West Palm Beach flights
Minneapolis to Tucson flights
Minneapolis to Pensacola flights
Minneapolis to St Petersburg flights
Minneapolis to Savannah flights
Minneapolis to Charleston flights
Minneapolis to Palm Springs flights
Minneapolis to Kahului flights
Minneapolis to Raleigh flights
Minneapolis to San Antonio flights
Minneapolis to Philadelphia flights

Top 2 airlines flying from Duluth to Washington

Discover the top 2 airlines that operate flights from Duluth to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$411FlexibilityNo cancel feeOn-time69%
DeltaCheapest$258Average$500FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.