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Cheap flights from Portland to Bismarck from $279

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Bismarck departing on 1/22. 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
0 bags

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Find the cheapest flights from Portland to Bismarck

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:35 pm - 10:27 pm
PDX
-
BIS
7h 52m1 stop
American Airlines Logo
2:58 pm - 10:11 pm
BIS
-
PDX
9h 13m1 stop
$279American Airlines
Thu, Jan 22 - Fri, Jan 30
United Airlines Logo
3:45 pm - 11:43 pm
PDX
-
BIS
5h 58m1 stop
United Airlines Logo
5:30 am - 9:54 am
BIS
-
PDX
6h 24m1 stop
$313United Airlines
Fri, Mar 13 - Sun, Mar 15
United Airlines Logo
8:30 am - 4:32 pm
PDX
-
BIS
6h 02m1 stop
United Airlines Logo
1:35 pm - 11:06 pm
BIS
-
PDX
11h 31m2 stops
$314United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
3:45 pm - 11:43 pm
PDX
-
BIS
5h 58m1 stop
United Airlines Logo
5:30 am - 12:33 pm
BIS
-
PDX
9h 03m2 stops
$318United Airlines
Fri, Mar 13 - Sun, Mar 15
American Airlines Logo
12:35 pm - 10:27 pm
PDX
-
BIS
7h 52m1 stop
American Airlines Logo
2:58 pm - 10:11 pm
BIS
-
PDX
9h 13m1 stop
$383American Airlines
Wed, Jan 14 - Sat, Jan 17
American Airlines Logo
8:29 am - 10:27 pm
PDX
-
BIS
11h 58m2 stops
American Airlines Logo
2:58 pm - 10:11 pm
BIS
-
PDX
9h 13m1 stop
$412American Airlines
Thu, Jan 22 - Fri, Jan 30
United Airlines Logo
5:35 am - 4:32 pm
PDX
-
BIS
8h 57m2 stops
United Airlines Logo
1:35 pm - 11:06 pm
BIS
-
PDX
11h 31m2 stops
$413United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
3:50 pm - 11:43 pm
PDX
-
BIS
5h 53m1 stop
United Airlines Logo
5:30 am - 9:42 am
BIS
-
PDX
6h 12m1 stop
$417United Airlines
Wed, Feb 18 - Sat, Feb 21
American Airlines Logo
11:59 pm - 12:13 pm
PDX
-
BIS
10h 14m1 stop
American Airlines Logo
6:00 am - 12:58 pm
BIS
-
PDX
8h 58m1 stop
$441American Airlines
Fri, Apr 24 - Sun, Apr 26
United Airlines Logo
5:00 am - 12:51 pm
PDX
-
BIS
5h 51m1 stop
United Airlines Logo
5:10 pm - 12:33 pm
BIS
-
PDX
21h 23m3 stops
$457United Airlines
Thu, Jan 22 - Fri, Jan 30

United Airlines flights from Portland to Bismarck

Our best United Airlines deals on Portland to Bismarck flight tickets
United Airlines
Mar 13
PDX3:45 pmPortland
5h 58m
1 stop
BIS11:43 pmBismarck
Mar 15
BIS5:30 amBismarck
6h 24m
1 stop
PDX9:54 amPortland
$313
Find similar
United Airlines
Jan 14
PDX8:30 amPortland
6h 02m
1 stop
BIS4:32 pmBismarck
Jan 17
BIS1:35 pmBismarck
11h 31m
2 stops
PDX11:06 pmPortland
$314
Find similar
United Airlines
Mar 13
PDX3:45 pmPortland
5h 58m
1 stop
BIS11:43 pmBismarck
Mar 15
BIS5:30 amBismarck
9h 03m
2 stops
PDX12:33 pmPortland
$318
Find similar

American Airlines flights from Portland to Bismarck

Our best American Airlines deals on Portland to Bismarck flight tickets
American Airlines
Jan 22
PDX12:35 pmPortland
7h 52m
1 stop
BIS10:27 pmBismarck
Jan 30
BIS2:58 pmBismarck
9h 13m
1 stop
PDX10:11 pmPortland
$279
Find similar
American Airlines
Jan 14
PDX12:35 pmPortland
7h 52m
1 stop
BIS10:27 pmBismarck
Jan 18
BIS2:58 pmBismarck
10h 34m
1 stop
PDX11:32 pmPortland
$309
Find similar
American Airlines
Jan 14
PDX12:35 pmPortland
7h 52m
1 stop
BIS10:27 pmBismarck
Jan 17
BIS2:58 pmBismarck
9h 13m
1 stop
PDX10:11 pmPortland
$383
Find similar

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 January 2, 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

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Thu 1/22

12:35 pm-10:27 pm

1 stop7h 52m

Bismarck

Fri 1/30

2:58 pm-10:11 pm

1 stop9h 13m

$279

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Fri 3/13

3:45 pm-11:43 pm

1 stop5h 58m

Bismarck

Sun 3/15

5:30 am-9:54 am

1 stop6h 24m

$313

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Wed 1/14

8:30 am-4:32 pm

1 stop6h 02m

Bismarck

Sat 1/17

1:35 pm-11:06 pm

2 stops11h 31m

$314

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Fri 3/13

3:45 pm-11:43 pm

1 stop5h 58m

Bismarck

Sun 3/15

5:30 am-12:33 pm

2 stops9h 03m

$318

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Wed 1/14

12:35 pm-10:27 pm

1 stop7h 52m

Bismarck

Sat 1/17

2:58 pm-10:11 pm

1 stop9h 13m

$383

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Thu 1/22

8:29 am-10:27 pm

2 stops11h 58m

Bismarck

Fri 1/30

2:58 pm-10:11 pm

1 stop9h 13m

$412

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Wed 1/14

5:35 am-4:32 pm

2 stops8h 57m

Bismarck

Sat 1/17

1:35 pm-11:06 pm

2 stops11h 31m

$413

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Wed 2/18

3:50 pm-11:43 pm

1 stop5h 53m

Bismarck

Sat 2/21

5:30 am-9:42 am

1 stop6h 12m

$417

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Fri 4/24

11:59 pm-12:13 pm

1 stop10h 14m

Bismarck

Sun 4/26

6:00 am-12:58 pm

1 stop8h 58m

$441

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Thu 1/22

5:00 am-12:51 pm

1 stop5h 51m

Bismarck

Fri 1/30

5:10 pm-12:33 pm

3 stops21h 23m

$457

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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?

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 $287. If you aren’t able to travel during the month of September, then book flights to Bismarck from Portland during May instead. Flights to Bismarck in May, while not as cheap as those in September, still average around $342.

Can stopping save me money on Portland to Bismarck flights?

You could potentially save up to 38% on your flight if you consider stops on a Portland to Bismarck flight.

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 53m

Direct flights

None
The fastest flight from Portland to Bismarck takes 5h 53m
There are no direct flights from Portland to Bismarck. There are no popular flight routes from Portland to Bismarck.
Search flight deals

  • How far is Portland to Bismarck by plane?

    The straight-line distance from Portland to Bismarck is 1047.2 mi. 5h 53m 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 $243Free CancellationRating
7.9
8,021 reviews
Search Delta flights
United AirlinesPriceFrom $282Free CancellationRating
7.4
9,132 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.

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