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Cheap flights from Bismarck to Portland from $242

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bismarck to Portland departing on 8/14. 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 Bismarck to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:27 pm - 8:17 pm
BIS
-
PDX
8h 50m
1 stop
Delta Logo
12:35 am - 10:30 am
PDX
-
BIS
7h 55m
1 stop
$315Delta
Fri, Aug 21 - Mon, Aug 24
Delta Logo
5:36 pm - 11:20 pm
BIS
-
PDX
7h 44m
1 stop
Delta Logo
12:35 am - 10:30 am
PDX
-
BIS
7h 55m
1 stop
$319Delta
Thu, Aug 20 - Sun, Aug 23
United Airlines Logo
6:00 am - 9:32 am
BIS
-
PDX
5h 32m
1 stop
United Airlines Logo
9:00 am - 11:38 pm
PDX
-
BIS
12h 38m
2 stops
$320United Airlines
Mon, Aug 17 - Tue, Aug 25
Delta Logo
11:12 am - 5:31 pm
BIS
-
PDX
8h 19m
1 stop
Delta Logo
3:00 pm - 11:11 pm
PDX
-
BIS
6h 11m
1 stop
$325Delta
Fri, Sep 11 - Fri, Sep 18
United Airlines Logo
6:35 pm - 10:54 pm
BIS
-
PDX
6h 19m
1 stop
United Airlines Logo
4:05 pm - 11:38 pm
PDX
-
BIS
5h 33m
1 stop
$332United Airlines
Fri, Aug 21 - Tue, Aug 25
United Airlines Logo
6:35 pm - 10:54 pm
BIS
-
PDX
6h 19m
1 stop
United Airlines Logo
9:00 am - 11:38 pm
PDX
-
BIS
12h 38m
2 stops
$337United Airlines
Fri, Aug 21 - Tue, Aug 25
United Airlines Logo
6:00 am - 9:32 am
BIS
-
PDX
5h 32m
1 stop
United Airlines Logo
4:05 pm - 11:38 pm
PDX
-
BIS
5h 33m
1 stop
$401United Airlines
Sat, Aug 29 - Tue, Sep 1
Delta Logo
8:01 am - 1:38 pm
BIS
-
PDX
7h 37m
1 stop
Delta Logo
11:45 am - 7:46 pm
PDX
-
BIS
6h 01m
1 stop
$403Delta
Fri, Aug 14 - Sat, Aug 22
United Airlines Logo
6:00 am - 9:32 am
BIS
-
PDX
5h 32m
1 stop
United Airlines Logo
7:00 am - 8:33 pm
PDX
-
BIS
11h 33m
2 stops
$404United Airlines
Mon, Aug 17 - Wed, Aug 26
United Airlines Logo
6:35 pm - 10:54 pm
BIS
-
PDX
6h 19m
1 stop
United Airlines Logo
5:00 am - 12:56 pm
PDX
-
BIS
5h 56m
1 stop
$405United Airlines
Fri, Aug 14 - Sat, Aug 22

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United Airlines flights from Bismarck to Portland

Our best United Airlines deals on Bismarck to Portland flight tickets
United Airlines
Aug 17
BIS6:00 amBismarck
5h 32m
1 stop
PDX9:32 amPortland
Aug 25
PDX9:00 amPortland
12h 38m
2 stops
BIS11:38 pmBismarck
$320
United Airlines
Aug 21
BIS6:35 pmBismarck
6h 19m
1 stop
PDX10:54 pmPortland
Aug 25
PDX4:05 pmPortland
5h 33m
1 stop
BIS11:38 pmBismarck
$332
United Airlines
Aug 21
BIS6:35 pmBismarck
6h 19m
1 stop
PDX10:54 pmPortland
Aug 25
PDX9:00 amPortland
12h 38m
2 stops
BIS11:38 pmBismarck
$337

American Airlines flights from Bismarck to Portland

Our best American Airlines deals on Bismarck to Portland flight tickets
American Airlines
Nov 26
BIS1:58 pmBismarck
10h 13m
1 stop
PDX10:11 pmPortland
Dec 1
PDX11:09 pmPortland
12h 48m
2 stops
BIS1:57 pmBismarck
$452
American Airlines
Sep 11
BIS1:57 pmBismarck
7h 23m
1 stop
PDX7:20 pmPortland
Sep 18
PDX6:30 amPortland
14h 22m
2 stops
BIS10:52 pmBismarck
$458
American Airlines
Sep 11
BIS1:57 pmBismarck
7h 23m
1 stop
PDX7:20 pmPortland
Sep 18
PDX6:30 amPortland
14h 22m
2 stops
BIS10:52 pmBismarck
$459

momondo 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, momondo users made 832,500 searches. Data last updated July 23, 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

Fri 8/21

1:27 pm-8:17 pm

1 stop8h 50m

Portland

Mon 8/24

12:35 am-10:30 am

1 stop7h 55m

$315

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Thu 8/20

5:36 pm-11:20 pm

1 stop7h 44m

Portland

Sun 8/23

12:35 am-10:30 am

1 stop7h 55m

$319

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Mon 8/17

6:00 am-9:32 am

1 stop5h 32m

Portland

Tue 8/25

9:00 am-11:38 pm

2 stops12h 38m

$320

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 9/11

11:12 am-5:31 pm

1 stop8h 19m

Portland

Fri 9/18

3:00 pm-11:11 pm

1 stop6h 11m

$325

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 8/21

6:35 pm-10:54 pm

1 stop6h 19m

Portland

Tue 8/25

4:05 pm-11:38 pm

1 stop5h 33m

$332

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 8/21

6:35 pm-10:54 pm

1 stop6h 19m

Portland

Tue 8/25

9:00 am-11:38 pm

2 stops12h 38m

$337
Quickest round-trip

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Sat 8/29

6:00 am-9:32 am

1 stop5h 32m

Portland

Tue 9/1

4:05 pm-11:38 pm

1 stop5h 33m

$401

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 8/14

8:01 am-1:38 pm

1 stop7h 37m

Portland

Sat 8/22

11:45 am-7:46 pm

1 stop6h 01m

$403

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Mon 8/17

6:00 am-9:32 am

1 stop5h 32m

Portland

Wed 8/26

7:00 am-8:33 pm

2 stops11h 33m

$404

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 8/14

6:35 pm-10:54 pm

1 stop6h 19m

Portland

Sat 8/22

5:00 am-12:56 pm

1 stop5h 56m

$405

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Bismarck to Portland

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 cheapest month to fly to Portland?

The cheapest month to fly to Portland from Bismarck is in August. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in August, then you should wait until October to fly from Bismarck, when ticket prices are also cheap, with an average price of $313.

When to book flights from Bismarck to Portland

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

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

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

Fastest flight time

5h 32m

Direct flights

None
The fastest flight from Bismarck to Portland takes 5h 32m
There are no direct flights from Bismarck to Portland. There are no popular flight routes from Bismarck to Portland.
Search flight deals

Frequently asked questions about flying from Bismarck to Portland

  • How far is Bismarck to Portland by plane?

    Bismarck and Portland are 1047.2 mi apart from one another. By plane, this route typically takes 5h 32m.

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

    Prices for flights from Bismarck Airport to Portland Airport refresh daily.

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

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

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

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Bismarck to Portland

Compare and see reviews for airlines that fly from Bismarck to Portland with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $258Free CancellationRating
7.4
10,024 reviews
Search United Airlines flights
DeltaPriceFrom $258Free CancellationRating
7.8
8,479 reviews
Search Delta flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Vancouver
Cannon Beach
Salem
Astoria
Long Beach
Beaverton
Rockaway Beach
Hillsboro
Depoe Bay
Tigard
Hood River
Longview
Newberg
Clackamas
Troutdale
Gresham
Kelso
McMinnville

Why use momondo?

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

It is quick and easy to find Bismarck to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

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

All flight searches from Bismarck to Portland on momondo can be filtered to show those which offer flexible booking policies.

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

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 Portland from Bismarck.

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

If you are not ready to book a flight from Bismarck to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.

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