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$566+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — DLH
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$566
(Delta)
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 September 16, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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.
Mon 9/295:32 pmBIS - DLH
1 stop5h 11mDelta
Fri 10/35:10 amDLH - BIS
1 stop5h 27mDelta
Deal found 9/14$566
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 9/296:00 amBIS - DLH
2 stops12h 37mUnited Airlines
Fri 10/33:07 pmDLH - BIS
2 stops21h 47mUnited Airlines
Deal found 9/14$695

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 September 16, 2025.
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

Mon 9/29

5:32 pm-10:43 pm

1 stop5h 11m

Duluth Intl

Fri 10/3

5:10 am-10:37 am

1 stop5h 27m

$566

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Wed 10/1

5:00 am-10:07 am

1 stop5h 07m

Duluth Intl

Sun 10/5

7:50 am-12:34 pm

1 stop4h 44m

$582

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Mon 9/29

6:00 am-6:37 pm

2 stops12h 37m

Duluth Intl

Fri 10/3

3:07 pm-12:54 pm

2 stops21h 47m

$695

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Wed 10/1

6:00 am-6:37 pm

2 stops12h 37m

Duluth Intl

Sun 10/5

8:00 am-1:00 pm

2 stops29h 00m

$920

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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 5h 11m. The time it takes to get you to your destination can typically vary by up to 7h 26m. 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.

  • What is the cheapest month to book a flight from Bismarck to Duluth?

    Currently, January is the cheapest month in which you can book a flight from Bismarck to Duluth (average of $339). Flying from Bismarck to Duluth in June is currently the most expensive (average of $476). 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

Traveling to a place near Duluth?

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Two Harbors
Superior

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