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$346+ Cheap flights from Bismarck to Duluth (BIS - DLH)

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — DLH
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap flight deals from Bismarck to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Bismarck (BIS) to Duluth (DLH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$346
(Delta)
Provider with most accurate pricing for Bismarck-Duluth Intl flight deals.
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Provider most trusted by Cheapflights users for Bismarck-Duluth Intl flights.
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From Bismarck to Duluth Intl
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Find flight deals from Bismarck to Duluth

Cheapest flights from Bismarck to Duluth
Explore the most affordable flight options available from Bismarck to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 14, 2026.

This Delta deal was found by Cheapflights users on 1/13. 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.
Thu 4/97:47 am
BIS
-
DLH
1 stop4h 09m
Delta
Sun 4/124:32 pm
DLH
-
BIS
1 stop3h 47m
Delta
Deal found 1/13$346
This Delta deal was found by Cheapflights users on 1/14. 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.
Thu 1/295:00 am
BIS
-
DLH
1 stop6h 16m
Delta
Mon 2/28:00 am
DLH
-
BIS
1 stop4h 46m
Delta
Deal found 1/14$396
This Delta deal was found by Cheapflights users on 1/13. 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 2/35:20 pm
BIS
-
DLH
1 stop6h 32m
Delta
Sun 2/84:24 pm
DLH
-
BIS
1 stop3h 38m
Delta
Deal found 1/13$612
This United Airlines deal was found by Cheapflights users on 1/13. 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 1/205:10 pm
BIS
-
DLH
2 stops21h 20m
United Airlines
Sat 1/243:05 pm
DLH
-
BIS
2 stops32h 25m
United Airlines
Deal found 1/13$823
This United Airlines deal was found by Cheapflights users on 1/13. 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 4/95:05 pm
BIS
-
DLH
2 stops17h 24m
United Airlines
Sun 4/123:08 pm
DLH
-
BIS
2 stops49h 15m
United Airlines
Deal found 1/13$848
This United Airlines deal was found by Cheapflights users on 1/13. 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 2/31:35 pm
BIS
-
DLH
2 stops24h 55m
United Airlines
Sun 2/83:05 pm
DLH
-
BIS
2 stops32h 25m
United Airlines
Deal found 1/13$878
This United Airlines deal was found by Cheapflights users on 1/14. 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 1/295:30 am
BIS
-
DLH
2 stops16h 29m
United Airlines
Mon 2/23:05 pm
DLH
-
BIS
2 stops21h 46m
United Airlines
Deal found 1/14$960
This United Airlines deal was found by Cheapflights users on 1/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/135:10 pm
BIS
-
DLH
2 stops21h 20m
United Airlines
Sat 1/173:05 pm
DLH
-
BIS
2 stops21h 46m
United Airlines
Deal found 1/12$1,033

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bismarck 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, Cheapflights users made 2,558,603 searches. Data last updated January 14, 2026.
Use the filters below to find and compare flights from Bismarck to Duluth that are best for you.

Fly from

Bismarck

Fly to

Duluth

Route

Depart

Return

Price

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Thu 4/9

7:47 am-11:56 am

1 stop4h 09m

Duluth Intl

Sun 4/12

4:32 pm-8:19 pm

1 stop3h 47m

$346

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Thu 1/29

5:00 am-11:16 am

1 stop6h 16m

Duluth Intl

Mon 2/2

8:00 am-12:46 pm

1 stop4h 46m

$396

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Wed 2/4

1:31 pm-7:35 pm

1 stop6h 04m

Duluth Intl

Sun 2/8

4:24 pm-8:02 pm

1 stop3h 38m

$612

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Tue 2/3

5:20 pm-11:52 pm

1 stop6h 32m

Duluth Intl

Sun 2/8

4:24 pm-8:02 pm

1 stop3h 38m

$612

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Thu 4/9

5:05 pm-10:29 am

2 stops17h 24m

Duluth Intl

Sun 4/12

3:08 pm-4:23 pm

2 stops49h 15m

$848

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Wed 2/4

5:10 pm-2:30 pm

2 stops21h 20m

Duluth Intl

Sun 2/8

3:05 pm-11:30 pm

2 stops32h 25m

$878

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Tue 2/3

1:35 pm-2:30 pm

2 stops24h 55m

Duluth Intl

Sun 2/8

3:05 pm-11:30 pm

2 stops32h 25m

$878

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Thu 1/29

5:30 am-9:59 pm

2 stops16h 29m

Duluth Intl

Mon 2/2

3:05 pm-12:51 pm

2 stops21h 46m

$960

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Compare providers for flights from Bismarck to Duluth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bismarck to Duluth in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bismarck-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bismarck-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bismarck-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bismarck-Duluth flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bismarck-Duluth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Bismarck to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Bismarck 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.

Related info for your journey

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

  • How long is the flight from Bismarck to Duluth?

    Airlines like Delta and United Airlines fly from Bismarck to Duluth in about 4h 09m. The time it takes to get you to your destination can typically vary by up to 13h 15m. The distance from Bismarck to Duluth is about 405 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Duluth?

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

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