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Bismarck

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

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BIS
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheap flight deals from Portland to Bismarck

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Bismarck (BIS). 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 julio 3, 2025.

Round-trip from

$259
(United Airlines)

One-way from

$179
(Mytrip)

Popular in

September

Cheapest in

May

Average price

$450
From Portland to Bismarck
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One-way flight from Portland to Bismarck
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Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Portland to Bismarck

Cheapest flights from Portland to Bismarck
Explore the most affordable flight options available from Portland to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This Delta deal was found by Cheapflights users on 7/3. 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.
mar. 7/2912:40 amPDX - BIS
1 stop7h 57mDelta
mar. 8/55:45 pmBIS - PDX
1 stop7h 33mDelta
Deal found 7/3$259
This American Airlines deal was found by Cheapflights users on 7/1. 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.
mar. 8/127:40 amPDX - BIS
2 stops12h 37mAmerican Airlines
dom. 8/176:23 amBIS - PDX
1 stop8h 32mAmerican Airlines
Deal found 7/1$264
This United Airlines deal was found by Cheapflights users on 7/1. 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.
mar. 9/95:00 amPDX - BIS
1 stop5h 59mUnited Airlines
dom. 9/146:00 amBIS - PDX
1 stop5h 28mUnited Airlines
Deal found 7/1$288

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Bismarck 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 julio 3, 2025.
Use the filters below to find and compare flights from Portland to Bismarck that are best for you.

Fly from

Portland

Fly to

Bismarck

Route

Depart

Return

Price

PortlandBismarck

PDX - BIS

PDXBIS

Portland

mar. 7/29

12:40 am-10:37 am

1 stop7h 57m

Bismarck

mar. 8/5

5:45 pm-11:18 pm

1 stop7h 33m

$259

PortlandBismarck

PDX - BIS

PDXBIS

Portland

mar. 8/12

7:40 am-10:17 pm

2 stops12h 37m

Bismarck

dom. 8/17

6:23 am-12:55 pm

1 stop8h 32m

$264

PortlandBismarck

PDX - BIS

PDXBIS

Portland

mar. 9/9

5:00 am-12:59 pm

1 stop5h 59m

Bismarck

dom. 9/14

6:00 am-9:28 am

1 stop5h 28m

$288

PortlandBismarck

PDX - BIS

PDXBIS

Portland

jue. 7/10

10:23 am-10:06 pm

1 stop9h 43m

$179

PortlandBismarck

PDX - BIS

PDXBIS

Portland

lun. 7/14

12:40 am-10:37 am

1 stop7h 57m

$228

PortlandBismarck

PDX - BIS

PDXBIS

Portland

lun. 7/14

11:54 pm-12:09 pm

1 stop10h 15m

$242

PortlandBismarck

PDX - BIS

PDXBIS

Portland

mié. 7/16

4:16 pm-11:38 pm

1 stop5h 22m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Best time to book a flight from Portland to Bismarck

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

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

Currently, August is the cheapest month in which you can book a flight from Portland to Bismarck (average of $346). Flying from Portland to Bismarck in July is currently the most expensive (average of $431). 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.

What is the cheapest time of day to fly from PDX to BIS?

Find hourly flight availability from Portland to Bismarck. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

It’s optimal to fly from Portland to Bismarck in the evening. By choosing this option you can save up to 48% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Bismarck

Get insights into the airlines that provide service to Bismarck. 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 Bismarck. Reviews last updated julio 3, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Portland to Bismarck. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,845 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

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

    Flying on United Airlines is currently your cheapest option to Bismarck, with prices starting at $259. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $264 and $277, respectively. United Airlines is currently priced 41% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Portland to Bismarck one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $228. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Portland to Bismarck for a low price.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portland to Bismarck (average of $346). Flying from Portland to Bismarck in July is currently the most expensive (average of $431). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Portland to Bismarck

Discover the top 2 airlines that operate flights from Portland to Bismarck. 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$223Average$319FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$460FlexibilityNo cancel feeOn-time69%

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