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$294+ Cheap flights from Bismarck to Portland, ME (BIS - PWM)

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — PWM
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Bismarck to Portland

Cheapest flights from Bismarck to Portland
Explore the most affordable flight options available from Bismarck to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

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 10/275:45 am
BIS
-
PWM
2 stops9h 24m
United Airlines
Sat 10/313:35 pm
PWM
-
BIS
1 stop9h 02m
United Airlines
Deal found 2/9$294
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:59 pm
BIS
-
PWM
1 stop9h 28m
American Airlines
Wed 5/67:07 am
PWM
-
BIS
1 stop6h 22m
American Airlines
Deal found 2/10$349
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:00 am
BIS
-
PWM
2 stops11h 19m
United Airlines
Wed 5/69:39 am
PWM
-
BIS
2 stops11h 52m
United Airlines
Deal found 2/12$350
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.
Fri 2/2711:18 am
BIS
-
PWM
2 stops11h 02m
Delta
Tue 3/32:35 pm
PWM
-
BIS
2 stops9h 47m
Delta
Deal found 2/12$489
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1012:54 pm
BIS
-
PWM
1 stop10h 13m
American Airlines
Tue 6/167:36 pm
PWM
-
BIS
1 stop17h 48m
American Airlines
Deal found 2/12$546

Find flight deals from Bismarck to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Bismarck (BIS) to Portland (PWM). 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(American Airlines)
Provider with most accurate pricing for Bismarck-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bismarck-Portland flights.
Search Deals
From Bismarck to Portland
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Bismarck to Portland 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 13, 2026.
Use the filters below to find and compare flights from Bismarck to Portland that are best for you.

Fly from

Bismarck

Fly to

Portland

Route

Depart

Return

Price

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sat 5/2

12:59 pm-11:27 pm

1 stop9h 28m

Portland

Wed 5/6

7:07 am-12:29 pm

1 stop6h 22m

$349

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sat 5/2

9:00 am-9:19 pm

2 stops11h 19m

Portland

Wed 5/6

9:39 am-8:31 pm

2 stops11h 52m

$350

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Fri 2/27

11:18 am-11:20 pm

2 stops11h 02m

Portland

Tue 3/3

2:35 pm-11:22 pm

2 stops9h 47m

$489

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Wed 6/10

12:54 pm-12:07 am

1 stop10h 13m

Portland

Tue 6/16

7:36 pm-12:24 pm

1 stop17h 48m

$546

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Wed 6/10

9:30 am-11:50 pm

2 stops13h 20m

Portland

Tue 6/16

5:20 am-8:27 pm

3 stops16h 07m

$619

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sun 6/21

5:00 am-10:49 am

1 stop4h 49m

Portland

Mon 6/29

6:50 pm-10:48 am

2 stops16h 58m

$963

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sun 6/21

5:00 am-10:49 am

1 stop4h 49m

Portland

Thu 6/25

11:38 am-4:48 pm

1 stop6h 10m

$969

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Compare providers for flights from Bismarck to Portland

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 Portland in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bismarck-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bismarck-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bismarck-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub 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-Portland, Maine 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 Portland

Have a flexible travel schedule? Discover the best time to fly to Portland 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 Portland. 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 Portland, Maine?

    Airlines like American Airlines and United Airlines fly from Bismarck to Portland, Maine in about 9h 28m. The time it takes to get you to your destination can typically vary by up to 1h 51m. Bismarck and Portland, Maine are separated by a distance of 1487 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bismarck to Portland 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 Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Auburn
Conway

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