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$179+ Cheap flights from Bismarck to Portland (BIS - PDX)

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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — PDX
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 March 10, 2026.

This Delta deal was found by Cheapflights users on 3/8. 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.
Sat 9/1210:00 am
BIS
-
PDX
1 stop7h 58m
Delta
Sat 9/1911:39 am
PDX
-
BIS
1 stop6h 14m
Delta
Deal found 3/8$291
This Delta deal was found by Cheapflights users on 3/6. 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 9/111:10 pm
BIS
-
PDX
1 stop9h 05m
Delta
Sat 9/1911:39 am
PDX
-
BIS
1 stop6h 14m
Delta
Deal found 3/6$295
This Delta deal was found by Cheapflights users on 3/5. 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 9/115:30 pm
BIS
-
PDX
1 stop8h 04m
Delta
Fri 9/1811:39 am
PDX
-
BIS
1 stop6h 14m
Delta
Deal found 3/5$299
This Delta deal was found by Cheapflights users on 3/6. 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.
Wed 10/287:31 am
BIS
-
PDX
1 stop7h 33m
Delta
Mon 11/27:40 pm
PDX
-
BIS
2 stops13h 14m
Delta
Deal found 3/6$300
This United Airlines deal was found by Cheapflights users on 3/8. 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 5/51:55 pm
BIS
-
PDX
2 stops12h 38m
United Airlines
Sat 5/97:15 am
PDX
-
BIS
2 stops11h 16m
United Airlines
Deal found 3/8$301
This Delta deal was found by Cheapflights users on 3/5. 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.
Sat 3/211:26 pm
BIS
-
PDX
1 stop8h 59m
Delta
Wed 3/2512:30 am
PDX
-
BIS
1 stop8h 03m
Delta
Deal found 3/5$314

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 (PDX). 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$291
(Delta)

One-way from

$179
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$624
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
Search Deals
One-way flight from Bismarck to Portland
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($192 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 10, 2026.
Use the filters below to find and compare flights from Bismarck to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Sat 5/9

1:55 pm-8:58 pm

2 stops9h 03m

Portland

Sat 5/16

5:00 am-1:05 pm

1 stop6h 05m

$296

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Tue 5/5

1:55 pm-12:33 am

2 stops12h 38m

Portland

Sat 5/9

4:15 pm-11:41 pm

1 stop5h 26m

$296

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 4/17

1:19 pm-8:07 pm

1 stop8h 48m

Portland

Mon 4/20

7:32 pm-10:34 am

2 stops13h 02m

$319

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Wed 4/29

8:05 am-12:49 pm

1 stop6h 44m

Portland

Tue 5/5

12:30 am-10:34 am

1 stop8h 04m

$365

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Wed 4/29

5:05 pm-10:55 pm

1 stop7h 50m

Portland

Wed 5/6

5:00 am-1:05 pm

1 stop6h 05m

$371
Quickest round-trip

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Sat 4/25

6:00 am-9:48 am

1 stop5h 48m

Portland

Wed 4/29

4:15 pm-11:46 pm

1 stop5h 31m

$371

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Tue 4/14

1:45 pm-5:44 pm

1 stop5h 59m

Portland

Sat 4/18

5:00 am-12:58 pm

1 stop5h 58m

$371

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Sat 3/21

4:50 pm-10:19 pm

2 stops7h 29m

Portland

Thu 3/26

7:45 pm-10:33 am

2 stops12h 48m

$374
Cheapest one-way

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Thu 4/16

11:36 am-11:50 am

2 stops26h 14m

$271
Quickest one-way

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Mon 5/4

5:06 pm-9:09 pm

1 stop6h 03m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice 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 flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bismarck-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bismarck-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bismarck-Portland 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 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.

Cheapflights Insights

Everything you need to know about your flight from Bismarck to Portland

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

Currently, May is the cheapest month in which you can book a flight from Bismarck to Portland (average of $159). Flying from Bismarck to Portland in December is currently the most expensive (average of $518). 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.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated March 10, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Bismarck to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,276 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,276 reviews
Delta
7.9
Good
8,276 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,409 reviews
Delta
7.9
Good
8,276 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    United Airlines and Delta can get you from Bismarck to Portland in just under 8h 48m. Your travel time can differ by up to 15m. Bismarck and Portland are separated by a distance of 1044 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Bismarck to Portland round-trip?

    Cheapflights users have booked flights from Bismarck to Portland round-trip from $258. Another airline that can offer you cheap pricing is Delta. These flights start at 44% lower than the current average price 3 months from now.

  • 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.

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

    Currently, May is the cheapest month in which you can book a flight from Bismarck to Portland (average of $159). Flying from Bismarck to Portland in December is currently the most expensive (average of $518). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Wilsonville
Stevenson
Tillamook
Pacific City
Astoria

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Bismarck to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Bismarck to Portland

Discover the top 2 airlines that operate flights from Bismarck to Portland. 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$532FlexibilityNo cancel feeOn-time69%
DeltaCheapest$258Average$393FlexibilityNo cancel feeOn-timeN/A

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