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Cheap flights from Oregon to Bismarck from $146

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Bismarck departing on 4/18. 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 Oregon to Bismarck

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:30 am - 10:34 am
PDX
-
BIS
8h 04m
1 stop
Delta Logo
1:19 pm - 8:07 pm
BIS
-
PDX
8h 48m
1 stop
$325Delta
Mon, Apr 20 - Tue, Apr 28
Delta Logo
12:30 am - 10:34 am
PDX
-
BIS
8h 04m
1 stop
Delta Logo
11:17 am - 6:08 pm
BIS
-
PDX
8h 51m
2 stops
$330Delta
Mon, Apr 20 - Tue, Apr 28
Delta Logo
6:15 am - 5:00 pm
PDX
-
BIS
8h 45m
1 stop
Delta Logo
6:10 am - 12:54 pm
BIS
-
PDX
8h 44m
1 stop
$340Delta
Thu, Jul 30 - Sat, Aug 15
Delta Logo
6:15 am - 5:00 pm
PDX
-
BIS
8h 45m
1 stop
Delta Logo
7:31 am - 6:11 pm
BIS
-
PDX
12h 40m
2 stops
$345Delta
Thu, Jul 30 - Tue, Aug 18
Allegiant Air Logo
6:38 pm - 9:14 pm
PDX
-
BIS
24h 36m
1 stop
Allegiant Air Logo
9:13 pm - 6:08 pm
BIS
-
PDX
22h 55m
1 stop
$354Allegiant Air
Thu, Jul 30 - Wed, Aug 12
Allegiant Air Logo
6:38 pm - 9:14 pm
PDX
-
BIS
24h 36m
1 stop
Allegiant Air Logo
9:13 pm - 6:08 pm
BIS
-
PDX
22h 55m
1 stop
$360Allegiant Air
Thu, Jul 30 - Wed, Aug 12
United Airlines Logo
5:00 am - 12:58 pm
PDX
-
BIS
5h 58m
1 stop
United Airlines Logo
6:00 am - 9:48 am
BIS
-
PDX
5h 48m
1 stop
$369United Airlines
Wed, Apr 8 - Sun, Apr 12
United Airlines Logo
5:00 am - 12:58 pm
BOI
-
BIS
6h 58m
1 stop
United Airlines Logo
6:00 am - 9:54 am
BIS
-
BOI
4h 54m
1 stop
$391United Airlines
Sat, Apr 25 - Tue, Apr 28
American Airlines Logo
1:41 pm - 10:55 pm
BOI
-
BIS
8h 14m
1 stop
American Airlines Logo
2:26 pm - 10:54 pm
BIS
-
BOI
9h 28m
1 stop
$509American Airlines
Fri, Apr 24 - Mon, Apr 27
American Airlines Logo
1:41 pm - 12:29 pm
BOI
-
BIS
21h 48m
2 stops
American Airlines Logo
2:26 pm - 10:54 pm
BIS
-
BOI
9h 28m
1 stop
$557American Airlines
Fri, Apr 24 - Mon, Apr 27

United Airlines flights from Oregon to Bismarck

Our best United Airlines deals on Oregon to Bismarck flight tickets
United Airlines
Apr 8
PDX5:00 amPortland
5h 58m
1 stop
BIS12:58 pmBismarck
Apr 12
BIS6:00 amBismarck
5h 48m
1 stop
PDX9:48 amPortland
$369
United Airlines
Apr 25
BOI5:00 amBoise Air Term. Gowen Fld
6h 58m
1 stop
BIS12:58 pmBismarck
Apr 28
BIS6:00 amBismarck
4h 54m
1 stop
BOI9:54 amBoise Air Term. Gowen Fld
$391
United Airlines
May 2
PDX4:15 pmPortland
5h 26m
1 stop
BIS11:41 pmBismarck
May 6
BIS6:00 amBismarck
5h 38m
1 stop
PDX9:38 amPortland
$401

Delta flights from Oregon to Bismarck

Our best Delta deals on Oregon to Bismarck flight tickets
Delta
Apr 20
PDX12:30 amPortland
8h 04m
1 stop
BIS10:34 amBismarck
Apr 28
BIS1:19 pmBismarck
8h 48m
1 stop
PDX8:07 pmPortland
$325
Delta
Apr 20
PDX12:30 amPortland
8h 04m
1 stop
BIS10:34 amBismarck
Apr 28
BIS11:17 amBismarck
8h 51m
2 stops
PDX6:08 pmPortland
$330
Delta
Jul 30
PDX6:15 amPortland
8h 45m
1 stop
BIS5:00 pmBismarck
Aug 15
BIS6:10 amBismarck
8h 44m
1 stop
PDX12:54 pmPortland
$340

momondo Fare Finder

 
Customize your flight search to find flights from Oregon 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 March 26, 2026.
Use the filters below to find and compare flights from Oregon to Bismarck that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Mon 4/20

12:30 am-10:34 am

1 stop8h 04m

Bismarck

Tue 4/28

1:19 pm-8:07 pm

1 stop8h 48m

$325

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Mon 4/20

12:30 am-10:34 am

1 stop8h 04m

Bismarck

Tue 4/28

11:17 am-6:08 pm

2 stops8h 51m

$330

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Thu 7/30

6:15 am-5:00 pm

1 stop8h 45m

Bismarck

Sat 8/15

6:10 am-12:54 pm

1 stop8h 44m

$340

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Thu 7/30

6:15 am-5:00 pm

1 stop8h 45m

Bismarck

Tue 8/18

7:31 am-6:11 pm

2 stops12h 40m

$345

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Thu 7/30

6:38 pm-9:14 pm

1 stop24h 36m

Bismarck

Wed 8/12

9:13 pm-6:08 pm

1 stop22h 55m

$354

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Thu 7/30

6:38 pm-9:14 pm

1 stop24h 36m

Bismarck

Wed 8/12

9:13 pm-6:08 pm

1 stop22h 55m

$360
Quickest round-trip

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Wed 4/8

5:00 am-12:58 pm

1 stop5h 58m

Bismarck

Sun 4/12

6:00 am-9:48 am

1 stop5h 48m

$369

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Sat 4/25

5:00 am-12:58 pm

1 stop6h 58m

Bismarck

Tue 4/28

6:00 am-9:54 am

1 stop4h 54m

$391

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 4/24

1:41 pm-10:55 pm

1 stop8h 14m

Bismarck

Mon 4/27

2:26 pm-10:54 pm

1 stop9h 28m

$509

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 4/24

1:41 pm-12:29 pm

2 stops21h 48m

Bismarck

Mon 4/27

2:26 pm-10:54 pm

1 stop9h 28m

$557

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 Bismarck from

How to get the cheapest flight ticket from Oregon 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 cheapest month to fly to Bismarck?

In general, February is the cheapest month to fly from Oregon to Bismarck. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $279. If you aren’t able to travel during the month of February, then book flights to Bismarck from Oregon during September instead. Flights to Bismarck in September, while not as cheap as those in February, still average around $287.

Can stopping save me money on Oregon to Bismarck flights?

You could potentially save up to 40% on your flight if you consider stops on a Oregon to Bismarck flight.

Cheap Oregon to Bismarck flight deals and tips

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

Fastest flight time

5h 18m

Direct flights

None
The fastest flight from Oregon to Bismarck takes 5h 18m
There are no direct flights from Oregon to Bismarck. There are no popular flight routes from Oregon to Bismarck.
Search flight deals

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

    Prices for flights from Oregon to Bismarck Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oregon to Bismarck Airport.

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

    The required travel and health documents for your Bismarck Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bismarck Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oregon to Bismarck

Compare and see reviews for airlines that fly from Oregon to Bismarck with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $259Free CancellationRating
7.9
8,331 reviews
Search Delta flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
9,484 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Bismarck from Oregon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bismarck quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to Bismarck from Oregon. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Bismarck from Oregon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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