Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Bismarck from $215

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Bismarck departing on 8/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Bismarck

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 4:51 pmPDX  Portland-BIS Bismarck
8h 51m1 stop Minneapolis St Paul
Delta Logo
5:42 pm - 11:44 pmBIS  Bismarck-PDX Portland
8h 02m1 stop Minneapolis St Paul
$325Delta
Wed, Oct 14 - Mon, Oct 19
United Airlines Logo
5:00 am - 12:56 pmPDX  Portland-BIS Bismarck
5h 56m1 stop Denver Intl
United Airlines Logo
9:20 am - 3:05 pmBIS  Bismarck-PDX Portland
7h 45m1 stop Denver Intl
$325United Airlines
Sun, Sep 6 - Sat, Sep 12
United Airlines Logo
12:45 pm - 8:33 pmPDX  Portland-BIS Bismarck
5h 48m1 stop Denver Intl
United Airlines Logo
9:20 am - 3:05 pmBIS  Bismarck-PDX Portland
7h 45m1 stop Denver Intl
$325United Airlines
Fri, Sep 4 - Sat, Sep 12
United Airlines Logo
12:45 pm - 8:33 pmPDX  Portland-BIS Bismarck
5h 48m1 stop Denver Intl
United Airlines Logo
9:20 am - 6:25 pmBIS  Bismarck-PDX Portland
11h 05m2 stops Denver Intl San Francisco
$330United Airlines
Fri, Sep 4 - Sat, Sep 12
Delta Logo
12:35 am - 10:30 amPDX  Portland-BIS Bismarck
7h 55m1 stop Minneapolis St Paul
Delta Logo
10:00 am - 1:38 pmBIS  Bismarck-PDX Portland
5h 38m1 stop Minneapolis St Paul
$354Delta
Tue, Aug 25 - Sat, Aug 29
Delta Logo
12:35 am - 10:30 amPDX  Portland-BIS Bismarck
7h 55m1 stop Minneapolis St Paul
Delta Logo
5:00 am - 10:39 amBIS  Bismarck-PDX Portland
7h 39m1 stop Minneapolis St Paul
$379Delta
Mon, Aug 24 - Sat, Aug 29
Delta Logo
3:00 pm - 11:12 pmPDX  Portland-BIS Bismarck
6h 12m1 stop Minneapolis St Paul
Delta Logo
1:27 pm - 8:17 pmBIS  Bismarck-PDX Portland
8h 50m1 stop Minneapolis St Paul
$379Delta
Thu, Aug 20 - Mon, Aug 24
American Airlines Logo
11:58 am - 10:44 pmPDX  Portland-BIS Bismarck
8h 46m1 stop Dallas/Fort Worth
American Airlines Logo
1:57 pm - 7:20 pmBIS  Bismarck-PDX Portland
7h 23m1 stop Dallas/Fort Worth
$389American Airlines
Fri, Sep 4 - Fri, Sep 11
American Airlines Logo
11:34 pm - 1:25 pmPDX  Portland-BIS Bismarck
11h 51m2 stops Chicago O'Hare Intl Dallas/Fort Worth
American Airlines Logo
6:45 am - 12:48 pmBIS  Bismarck-PDX Portland
8h 03m1 stop Dallas/Fort Worth
$540American Airlines
Sat, Sep 5 - Tue, Sep 8
American Airlines Logo
11:58 am - 10:44 pmPDX  Portland-BIS Bismarck
8h 46m1 stop Dallas/Fort Worth
American Airlines Logo
1:55 pm - 11:59 pmBIS  Bismarck-PDX Portland
12h 04m2 stops Dallas/Fort Worth Chicago O'Hare Intl
$544American Airlines
Fri, Sep 4 - Tue, Sep 8

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Portland to Bismarck

Our best United Airlines deals on Portland to Bismarck flight tickets
United Airlines
Sep 6
PDX5:00 amPortland
5h 56m
1 stop
BIS12:56 pmBismarck
Sep 12
BIS9:20 amBismarck
7h 45m
1 stop
PDX3:05 pmPortland
$325
United Airlines
Sep 4
PDX12:45 pmPortland
5h 48m
1 stop
BIS8:33 pmBismarck
Sep 12
BIS9:20 amBismarck
11h 05m
2 stops
PDX6:25 pmPortland
$330
United Airlines
Aug 26
PDX4:07 pmPortland
5h 31m
1 stop
BIS11:38 pmBismarck
Aug 29
BIS9:00 amBismarck
11h 32m
2 stops
PDX6:32 pmPortland
$359

Delta flights from Portland to Bismarck

Our best Delta deals on Portland to Bismarck flight tickets
Delta
Aug 25
PDX12:35 amPortland
7h 55m
1 stop
BIS10:30 amBismarck
Aug 29
BIS10:00 amBismarck
5h 38m
1 stop
PDX1:38 pmPortland
$354
Delta
Aug 24
PDX12:35 amPortland
7h 55m
1 stop
BIS10:30 amBismarck
Aug 29
BIS5:00 amBismarck
7h 39m
1 stop
PDX10:39 amPortland
$379
Delta
Sep 3
PDX7:05 amPortland
10h 41m
2 stops
BIS7:46 pmBismarck
Sep 10
BIS11:12 amBismarck
10h 50m
2 stops
PDX8:02 pmPortland
$611

momondo 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, momondo users made 832,500 searches. Data last updated August 10, 2026.
Use the filters below to find and compare flights from Portland to Bismarck that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Wed 10/14

6:00 am-4:51 pm

1 stop8h 51m

Bismarck

Mon 10/19

5:42 pm-11:44 pm

1 stop8h 02m

$325

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Sun 9/6

5:00 am-12:56 pm

1 stop5h 56m

Bismarck

Sat 9/12

9:20 am-3:05 pm

1 stop7h 45m

$325
Quickest round-trip

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Fri 9/4

12:45 pm-8:33 pm

1 stop5h 48m

Bismarck

Sat 9/12

9:20 am-3:05 pm

1 stop7h 45m

$325

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Fri 9/4

12:45 pm-8:33 pm

1 stop5h 48m

Bismarck

Sat 9/12

9:20 am-6:25 pm

2 stops11h 05m

$330

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Tue 8/25

12:35 am-10:30 am

1 stop7h 55m

Bismarck

Sat 8/29

10:00 am-1:38 pm

1 stop5h 38m

$354

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Mon 8/24

12:35 am-10:30 am

1 stop7h 55m

Bismarck

Sat 8/29

5:00 am-10:39 am

1 stop7h 39m

$379

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Thu 8/20

3:00 pm-11:12 pm

1 stop6h 12m

Bismarck

Mon 8/24

1:27 pm-8:17 pm

1 stop8h 50m

$379

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Fri 9/4

11:58 am-10:44 pm

1 stop8h 46m

Bismarck

Fri 9/11

1:57 pm-7:20 pm

1 stop7h 23m

$389

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Sat 9/5

11:34 pm-1:25 pm

2 stops11h 51m

Bismarck

Tue 9/8

6:45 am-12:48 pm

1 stop8h 03m

$540

PortlandBismarck

PDX Portland - BIS Bismarck

PDXBIS

Portland

Fri 9/4

11:58 am-10:44 pm

1 stop8h 46m

Bismarck

Tue 9/8

1:55 pm-11:59 pm

2 stops12h 04m

$544

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Bismarck from

How to get the cheapest flight ticket from Portland to Bismarck

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Bismarck?

Prices are currently low for flights on this route.

Typical prices usually range from $460 to $547.
The lowest price recently found on this route was $325.

What is the cheapest month to fly to Bismarck?

In general, September is the cheapest month to fly from Portland to Bismarck. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel during the month of September, then book flights to Bismarck from Portland during February instead. Flights to Bismarck in February, while not as cheap as those in September, still average around $279.

When to book flights from Portland to Bismarck

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Bismarck according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Bismarck (PDX to BIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Bismarck

Fastest flight time

5h 36m

Direct flights

None
The fastest flight from Portland to Bismarck takes 5h 36m
There are no direct flights from Portland to Bismarck. There are no popular flight routes from Portland to Bismarck.
Search flight deals

Frequently asked questions about flying from Portland to Bismarck

  • How far is Portland to Bismarck by plane?

    The straight-line distance from Portland to Bismarck is 1047.2 mi. 5h 36m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Portland Airport to Bismarck Airport?

    Prices for flights from Portland Airport to Bismarck Airport are updated daily.

  • How many operators does momondo search for flights from Portland Airport to Bismarck Airport?

  • How old do you have to be to fly from Portland Airport to Bismarck Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Bismarck Airport.

  • What documentation or ID do you need to fly to Bismarck Airport?

    The travel and health documents you'll need for your trip to Bismarck Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bismarck Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to Bismarck?

Best airlines flying from Portland to Bismarck

Compare and see reviews for airlines that fly from Portland to Bismarck with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $279Free CancellationRating
7.8
8,497 reviews
Search Delta flights
United AirlinesPriceFrom $328Free CancellationRating
7.4
10,099 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Bismarck?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Bismarck. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Bismarck with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Bismarck flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Bismarck?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bismarck from Portland.

I’m not ready to book a flight from Portland to Bismarck right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Bismarck from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Bismarck trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 9/9
Wed 9/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States