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Cheap flights from Bismarck to Portland from $309

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 10/27. 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.
United Airlines Logo
5:02 pm - 11:09 pmBIS  Bismarck-PDX Portland
8h 07m1 stop Denver Intl
United Airlines Logo
5:00 am - 12:27 pmPDX  Portland-BIS Bismarck
5h 27m1 stop Denver Intl
$321United Airlines
Wed, Oct 28 - Tue, Nov 3
United Airlines Logo
1:40 pm - 5:46 pmBIS  Bismarck-PDX Portland
6h 06m1 stop Denver Intl
United Airlines Logo
1:15 pm - 8:29 pmPDX  Portland-BIS Bismarck
5h 14m1 stop Denver Intl
$321United Airlines
Sat, Oct 24 - Sat, Oct 31
Delta Logo
8:11 am - 12:38 pmBIS  Bismarck-PDX Portland
6h 27m1 stop Minneapolis St Paul
Delta Logo
3:00 pm - 11:25 pmPDX  Portland-BIS Bismarck
6h 25m1 stop Minneapolis St Paul
$321Delta
Tue, Oct 27 - Sat, Oct 31
Delta Logo
8:11 am - 12:38 pmBIS  Bismarck-PDX Portland
6h 27m1 stop Minneapolis St Paul
Delta Logo
3:00 pm - 11:25 pmPDX  Portland-BIS Bismarck
6h 25m1 stop Minneapolis St Paul
$321Delta
Sat, Oct 24 - Sat, Oct 31
Delta Logo
5:15 pm - 11:44 pmBIS  Bismarck-PDX Portland
8h 29m1 stop Minneapolis St Paul
Delta Logo
3:22 pm - 11:25 pmPDX  Portland-BIS Bismarck
6h 03m1 stop Minneapolis St Paul
$325Delta
Sat, Oct 24 - Sun, Nov 1
United Airlines Logo
5:50 am - 9:36 amBIS  Bismarck-PDX Portland
5h 46m1 stop Denver Intl
United Airlines Logo
7:09 am - 8:29 pmPDX  Portland-BIS Bismarck
11h 20m2 stops San Francisco Denver Intl
$326United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
5:50 am - 2:37 pmBIS  Bismarck-PDX Portland
10h 47m2 stops Denver Intl San Francisco
United Airlines Logo
4:25 pm - 11:44 pmPDX  Portland-BIS Bismarck
5h 19m1 stop Denver Intl
$326United Airlines
Wed, Oct 28 - Tue, Nov 3
American Airlines Logo
1:57 pm - 7:20 pmBIS  Bismarck-PDX Portland
7h 23m1 stop Dallas/Fort Worth
American Airlines Logo
12:01 pm - 10:52 pmPDX  Portland-BIS Bismarck
8h 51m1 stop Dallas/Fort Worth
$389American Airlines
Fri, Sep 11 - Fri, Sep 18
American Airlines Logo
1:57 pm - 7:20 pmBIS  Bismarck-PDX Portland
7h 23m1 stop Dallas/Fort Worth
American Airlines Logo
12:01 pm - 10:52 pmPDX  Portland-BIS Bismarck
8h 51m1 stop Dallas/Fort Worth
$467American Airlines
Fri, Sep 11 - Fri, Sep 18
American Airlines Logo
1:57 pm - 7:20 pmBIS  Bismarck-PDX Portland
7h 23m1 stop Dallas/Fort Worth
American Airlines Logo
6:30 am - 10:52 pmPDX  Portland-BIS Bismarck
14h 22m2 stops Los Angeles Dallas/Fort Worth
$472American Airlines
Fri, Sep 11 - Fri, Sep 18

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United Airlines flights from Bismarck to Portland

Our best United Airlines deals on Bismarck to Portland flight tickets
United Airlines
Oct 24
BIS1:40 pmBismarck
6h 06m
1 stop
PDX5:46 pmPortland
Oct 31
PDX1:15 pmPortland
5h 14m
1 stop
BIS8:29 pmBismarck
$321
United Airlines
Oct 24
BIS6:00 amBismarck
5h 36m
1 stop
PDX9:36 amPortland
Oct 31
PDX5:30 amPortland
12h 59m
2 stops
BIS8:29 pmBismarck
$326
United Airlines
Oct 24
BIS1:40 pmBismarck
11h 17m
2 stops
PDX10:57 pmPortland
Oct 31
PDX5:30 amPortland
12h 59m
2 stops
BIS8:29 pmBismarck
$331

Delta flights from Bismarck to Portland

Our best Delta deals on Bismarck to Portland flight tickets
Delta
Oct 24
BIS5:15 pmBismarck
8h 29m
1 stop
PDX11:44 pmPortland
Nov 1
PDX3:22 pmPortland
6h 03m
1 stop
BIS11:25 pmBismarck
$325
Delta
Aug 21
BIS1:27 pmBismarck
8h 50m
1 stop
PDX8:17 pmPortland
Aug 25
PDX11:50 amPortland
5h 56m
1 stop
BIS7:46 pmBismarck
$461
Delta
Oct 29
BIS3:18 pmBismarck
10h 41m
2 stops
PDX11:59 pmPortland
Oct 31
PDX11:25 amPortland
10h 00m
2 stops
BIS11:25 pmBismarck
$511

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 August 16, 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 Bismarck - PDX Portland

BISPDX

Bismarck

Wed 10/28

5:02 pm-11:09 pm

1 stop8h 07m

Portland

Tue 11/3

5:00 am-12:27 pm

1 stop5h 27m

$321
Quickest round-trip

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Sat 10/24

1:40 pm-5:46 pm

1 stop6h 06m

Portland

Sat 10/31

1:15 pm-8:29 pm

1 stop5h 14m

$321

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Tue 10/27

8:11 am-12:38 pm

1 stop6h 27m

Portland

Sat 10/31

3:00 pm-11:25 pm

1 stop6h 25m

$321

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Sat 10/24

8:11 am-12:38 pm

1 stop6h 27m

Portland

Sat 10/31

3:00 pm-11:25 pm

1 stop6h 25m

$321

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Sat 10/24

5:15 pm-11:44 pm

1 stop8h 29m

Portland

Sun 11/1

3:22 pm-11:25 pm

1 stop6h 03m

$325

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Tue 10/27

5:50 am-9:36 am

1 stop5h 46m

Portland

Sat 10/31

7:09 am-8:29 pm

2 stops11h 20m

$326

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Wed 10/28

5:50 am-2:37 pm

2 stops10h 47m

Portland

Tue 11/3

4:25 pm-11:44 pm

1 stop5h 19m

$326

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Fri 9/11

1:57 pm-7:20 pm

1 stop7h 23m

Portland

Fri 9/18

12:01 pm-10:52 pm

1 stop8h 51m

$389

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Fri 9/11

1:57 pm-7:20 pm

1 stop7h 23m

Portland

Fri 9/18

12:01 pm-10:52 pm

1 stop8h 51m

$467

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Fri 9/11

1:57 pm-7:20 pm

1 stop7h 23m

Portland

Fri 9/18

6:30 am-10:52 pm

2 stops14h 22m

$472

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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 October. Flight prices, which tend to average around $313, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in October, then you should wait until June to fly from Bismarck, when ticket prices are also cheap, with an average price of $324.

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
10,105 reviews
Search United Airlines flights
DeltaPriceFrom $270Free CancellationRating
7.8
8,502 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
Tigard
Depoe Bay
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
Kelso
Wilsonville

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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