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$306+ 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — DLH
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
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 October 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$306
(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 October 27, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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 11/117:40 amBIS - DLH
1 stop3h 41mDelta
Sat 11/155:10 amDLH - BIS
1 stop6h 29mDelta
Deal found 10/27$396
This Delta deal was found by Cheapflights users on 10/25. 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.
Sun 11/95:35 pmBIS - DLH
1 stop6h 15mDelta
Thu 11/138:14 amDLH - BIS
1 stop4h 26mDelta
Deal found 10/25$566
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/115:45 amBIS - DLH
2 stops32h 46mUnited Airlines
Sat 11/153:06 pmDLH - BIS
2 stops25h 20mUnited Airlines
Deal found 10/27$597
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Sun 11/95:15 pmBIS - DLH
2 stops28h 44mUnited Airlines
Thu 11/137:55 amDLH - BIS
2 stops39h 44mUnited Airlines
Deal found 10/25$1,741

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 October 27, 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

Wed 3/25

11:30 am-3:24 pm

1 stop3h 54m

Duluth Intl

Sat 3/28

4:20 pm-8:07 pm

1 stop3h 47m

$306

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Tue 11/11

7:40 am-11:21 am

1 stop3h 41m

Duluth Intl

Sat 11/15

5:10 am-11:39 am

1 stop6h 29m

$396

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Sun 11/9

5:35 pm-11:50 pm

1 stop6h 15m

Duluth Intl

Thu 11/13

8:14 am-12:40 pm

1 stop4h 26m

$566

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Tue 11/11

5:45 am-2:31 pm

2 stops32h 46m

Duluth Intl

Sat 11/15

3:06 pm-4:26 pm

2 stops25h 20m

$597

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Wed 3/25

6:30 pm-2:33 pm

2 stops20h 03m

Duluth Intl

Sat 3/28

3:14 pm-11:37 pm

2 stops32h 23m

$726

BismarckDuluth

BIS - DLH

BISDLH

Bismarck

Sun 11/9

5:15 pm-9:59 pm

2 stops28h 44m

Duluth Intl

Thu 11/13

7:55 am-11:39 pm

2 stops39h 44m

$1,741

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/24

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 October.
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 fly from Bismarck to Duluth in about 3h 54m. The time it takes to get you to your destination can typically vary by up to . The distance from Bismarck to Duluth is about 405 mi.

  • 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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