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Bismarck

$269+ Cheap flights from Oregon to Bismarck (BIS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BIS
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Oregon to Bismarck

Cheapest flights from Oregon to Bismarck
Explore the most affordable flight options available from Oregon to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:00 am
BOI
-
BIS
1 stop7h 03m
United Airlines
Tue 3/178:00 am
BIS
-
BOI
1 stop6h 32m
United Airlines
Deal found 2/9$269
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:15 pm
PDX
-
BIS
1 stop5h 23m
United Airlines
Tue 5/51:55 pm
BIS
-
PDX
1 stop5h 49m
United Airlines
Deal found 2/11$275
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:24 pm
BOI
-
BIS
1 stop5h 19m
United Airlines
Tue 3/36:25 pm
BIS
-
BOI
1 stop5h 58m
United Airlines
Deal found 2/12$279
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/712:05 am
PDX
-
BIS
1 stop7h 28m
Delta
Sun 3/157:40 am
BIS
-
PDX
1 stop7h 08m
Delta
Deal found 2/9$279
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1010:25 am
BOI
-
BIS
2 stops8h 54m
Delta
Tue 4/148:05 am
BIS
-
BOI
1 stop7h 21m
Delta
Deal found 2/9$284
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/242:40 pm
BOI
-
BIS
1 stop6h 18m
United Airlines
Sat 2/281:43 pm
BIS
-
BOI
2 stops10h 55m
United Airlines
Deal found 2/9$299
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:34 am
BOI
-
BIS
1 stop6h 04m
Delta
Sun 5/108:04 am
BIS
-
BOI
1 stop6h 15m
Delta
Deal found 2/8$304
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:40 am
PDX
-
BIS
1 stop7h 55m
Delta
Mon 3/211:18 am
BIS
-
PDX
1 stop8h 15m
Delta
Deal found 2/11$319
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:30 am
BOI
-
BIS
1 stop5h 33m
United Airlines
Sat 5/95:03 pm
BIS
-
BOI
1 stop5h 14m
United Airlines
Deal found 2/8$325
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:35 pm
BOI
-
BIS
2 stops22h 00m
Delta
Sun 5/108:04 am
BIS
-
BOI
1 stop6h 15m
Delta
Deal found 2/8$328
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:20 am
BOI
-
BIS
1 stop6h 25m
Delta
Sat 2/281:30 pm
BIS
-
BOI
1 stop8h 25m
Delta
Deal found 2/11$334
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:22 pm
BOI
-
BIS
1 stop5h 15m
United Airlines
Sat 10/315:45 am
BIS
-
BOI
1 stop4h 58m
United Airlines
Deal found 2/10$339

Find flight deals from Oregon to Bismarck

Keep the following information in mind while searching for Oregon to Bismarck flight deals. Data was last updated February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(United Airlines)

Popular in

February

Cheapest in

September

Average price

$862
Provider with most accurate pricing for Portland-Bismarck flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Bismarck flights.
Search Deals
From Oregon to Bismarck
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Oregon to Bismarck that are best for you.

Fly from

Oregon

Fly to

Bismarck

Route

Depart

Return

Price

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Tue 3/10

5:00 am-1:03 pm

1 stop7h 03m

Bismarck

Tue 3/17

8:00 am-1:32 pm

1 stop6h 32m

$269

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Wed 5/6

8:02 am-8:31 pm

2 stops11h 29m

Bismarck

Sat 5/9

5:03 pm-9:17 pm

1 stop5h 14m

$274

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Fri 5/1

4:15 pm-11:38 pm

1 stop5h 23m

Bismarck

Tue 5/5

1:55 pm-5:44 pm

1 stop5h 49m

$275

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 4/10

5:30 am-12:45 pm

1 stop6h 15m

Bismarck

Tue 4/14

8:05 am-2:26 pm

1 stop7h 21m

$279

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Thu 2/26

5:24 pm-11:43 pm

1 stop5h 19m

Bismarck

Tue 3/3

6:25 pm-11:23 pm

1 stop5h 58m

$279

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Tue 2/24

2:40 pm-9:58 pm

1 stop6h 18m

Bismarck

Sat 2/28

1:43 pm-11:38 pm

2 stops10h 55m

$299

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Thu 5/7

2:25 pm-11:22 pm

1 stop7h 57m

Bismarck

Sun 5/10

8:04 am-1:19 pm

1 stop6h 15m

$304

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Wed 5/6

5:34 am-12:38 pm

1 stop6h 04m

Bismarck

Sun 5/10

8:04 am-1:19 pm

1 stop6h 15m

$304

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Wed 2/25

12:40 am-10:35 am

1 stop7h 55m

Bismarck

Mon 3/2

11:18 am-5:33 pm

1 stop8h 15m

$319

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Sat 3/7

12:05 am-10:33 am

1 stop7h 28m

Bismarck

Sun 3/15

4:50 pm-11:54 pm

2 stops9h 04m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 18 results
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Best time to book a flight from Oregon to Bismarck

Have a flexible travel schedule? Discover the best time to fly to Bismarck from Oregon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Bismarck

What is the cheapest month to book a flight from Oregon to Bismarck?

Currently, July is the cheapest month in which you can book a flight from Oregon to Bismarck (average of $169). Flying from Oregon to Bismarck in November is currently the most expensive (average of $441). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Bismarck. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bismarck from Oregon?

    Located just 2.5 mi from the city center, Bismarck (BIS) is the airport most travelers will use when flying to Bismarck from Oregon.

  • How long is the flight from Oregon to Bismarck?

    There are many flights that can get you from Oregon to Bismarck in 6h 15m. Fly via United Airlines or Delta to get the fastest option. Oregon and Bismarck are separated by a distance of 783 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Oregon to Bismarck?

    When deciding which route to take from Oregon to Bismarck consider Portland - Bismarck, Boise Air Term. Gowen Fld - Bismarck or Medford - Bismarck as they are the most popular.

  • Can I find deals for flights from Oregon to Bismarck that include hotel bookings?

    Yes. In addition to deals on Oregon to Bismarck flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Bismarck?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Bismarck.

  • Can I find deals for business class flights from Oregon to Bismarck?

    Yes. Cheapflights offers flight deals from Oregon to Bismarck by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to Bismarck?

    Currently, July is the cheapest month in which you can book a flight from Oregon to Bismarck (average of $169). Flying from Oregon to Bismarck in November is currently the most expensive (average of $441). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Oregon to Bismarck

Discover the top 2 airlines that operate flights from Oregon to Bismarck. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$319FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$269Average$438FlexibilityNo cancel feeOn-time69%

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