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$183+ Cheap flights from Duluth (DLH) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SEA
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
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Cheap flight deals from Duluth to Washington

Keep the following information in mind while searching for Duluth to Washington flight deals. Data was last updated julio 31, 2025.

Round-trip from

$258
(Delta)

One-way from

$183
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$442
From Duluth Intl to Washington
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One-way flight from Duluth Intl to Washington
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 julio 31, 2025.

This Delta deal was found by Cheapflights users on 7/31. 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.
jue. 9/45:10 amDLH - SEA
1 stop5h 38mDelta
mar. 9/911:55 pmSEA - DLH
1 stop8h 20mDelta
Deal found 7/31$258
This Delta deal was found by Cheapflights users on 7/30. 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.
sáb. 9/67:50 amDLH - PDX
2 stops10h 09mDelta
vie. 9/1212:45 amPDX - DLH
1 stop7h 17mDelta
Deal found 7/30$264
This United Airlines deal was found by Cheapflights users on 7/31. 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.
jue. 10/233:07 pmDLH - SEA
1 stop9h 23mUnited Airlines
mar. 10/2811:59 pmSEA - DLH
1 stop8h 38mUnited Airlines
Deal found 7/31$338
This United Airlines deal was found by Cheapflights users on 7/31. 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.
sáb. 9/68:00 amDLH - PDX
1 stop9h 25mUnited Airlines
sáb. 9/138:30 amPDX - DLH
1 stop8h 00mUnited Airlines
Deal found 7/31$338
This Delta deal was found by Cheapflights users on 7/30. 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.
sáb. 9/275:10 amDLH - GEG
2 stops18h 21mDelta
mié. 10/16:45 amGEG - DLH
2 stops13h 58mDelta
Deal found 7/30$420
This United Airlines deal was found by Cheapflights users on 7/29. 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.
sáb. 9/279:45 amDLH - GEG
2 stops12h 39mUnited Airlines
mié. 10/112:35 pmGEG - DLH
2 stops20h 10mUnited Airlines
Deal found 7/29$527

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 julio 31, 2025.
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

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

jue. 9/4

5:10 am-8:48 am

1 stop5h 38m

Seattle/Tacoma Intl

lun. 9/8

11:55 pm-10:15 am

1 stop8h 20m

$258

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

sáb. 9/6

7:50 am-3:59 pm

2 stops10h 09m

Portland

vie. 9/12

12:45 am-10:02 am

1 stop7h 17m

$264

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

jue. 10/23

3:07 pm-10:30 pm

1 stop9h 23m

Seattle/Tacoma Intl

mar. 10/28

11:59 pm-10:37 am

1 stop8h 38m

$338

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

sáb. 9/6

8:00 am-3:25 pm

1 stop9h 25m

Portland

sáb. 9/13

8:30 am-6:30 pm

1 stop8h 00m

$338

DuluthSpokane

DLH - GEG

DLHGEG

Duluth Intl

sáb. 9/27

5:10 am-9:31 pm

2 stops18h 21m

Spokane

mié. 10/1

6:45 am-10:43 pm

2 stops13h 58m

$420

DuluthSpokane

DLH - GEG

DLHGEG

Duluth Intl

sáb. 9/27

9:45 am-8:24 pm

2 stops12h 39m

Spokane

mié. 10/1

12:35 pm-10:45 am

2 stops20h 10m

$527

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

mié. 9/17

3:10 pm-10:20 pm

1 stop9h 10m

$183

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

mié. 1/7

12:00 pm-4:19 pm

1 stop6h 19m

$538

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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, January is the cheapest month in which you can book a flight from Duluth to State of Washington (average of $238). Flying from Duluth to State of Washington in June is currently the most expensive (average of $389). 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.

How much does it cost to fly round-trip from Duluth to State of Washington?

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 julio 31, 2025.
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
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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, January is the cheapest month in which you can book a flight from Duluth to State of Washington (average of $238). Flying from Duluth to State of Washington in June is currently the most expensive (average of $389). 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.

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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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$93Average$221FlexibilityNo cancel feeOn-time83%
DeltaCheapest$248Average$469FlexibilityNo cancel feeOn-timeN/A

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