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$304+ Cheap flights from Bismarck (BIS) to Oregon

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — PDX
Aug 19 — Aug 261
Wed 8/19
Wed 8/26
1 adult, Economy
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Cheap flight deals from Bismarck to Oregon

Cheapest flights from Bismarck to Oregon
Explore the most affordable flight options available from Bismarck to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.

This United Airlines deal was found by Cheapflights users on 7/16. 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 9/306:00 am
BIS
-
PDX
1 stop5h 28m
United Airlines
Wed 10/74:09 pm
PDX
-
BIS
1 stop5h 34m
United Airlines
Deal found 7/16$311
This Delta deal was found by Cheapflights users on 7/19. 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 8/211:27 pm
BIS
-
PDX
1 stop8h 50m
Delta
Mon 8/2412:35 am
PDX
-
BIS
1 stop7h 55m
Delta
Deal found 7/19$315
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Sat 9/191:40 pm
BIS
-
PDX
1 stop6h 09m
United Airlines
Tue 9/229:00 am
PDX
-
BIS
2 stops12h 38m
United Airlines
Deal found 7/15$316
This United Airlines deal was found by Cheapflights users on 7/19. 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 8/216:35 pm
BIS
-
PDX
1 stop6h 19m
United Airlines
Tue 8/254:05 pm
PDX
-
BIS
1 stop5h 33m
United Airlines
Deal found 7/19$332
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:15 pm
BIS
-
PDX
1 stop24h 24m
Multiple Airlines
Wed 10/73:22 pm
PDX
-
BIS
2 stops28h 04m
Multiple Airlines
Deal found 7/16$355
This United Airlines deal was found by Cheapflights users on 7/16. 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 9/26:00 am
BIS
-
PDX
2 stops10h 47m
United Airlines
Sun 9/610:50 am
PDX
-
BIS
1 stop7h 43m
United Airlines
Deal found 7/16$369
This Delta deal was found by Cheapflights users on 7/17. 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 9/111:17 pm
BIS
-
PDX
1 stop8h 59m
Delta
Fri 9/181:35 pm
PDX
-
BIS
1 stop7h 36m
Delta
Deal found 7/17$379
This American Airlines deal was found by Cheapflights users on 7/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:57 pm
BIS
-
PDX
1 stop7h 23m
American Airlines
Fri 9/1812:01 pm
PDX
-
BIS
1 stop8h 51m
American Airlines
Deal found 7/16$380

Find flight deals from Bismarck to Oregon

Keep the following information in mind while searching for Bismarck to Oregon flight deals. Data was last updated July 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$311
(United Airlines)

One-way from

$304
(Delta)

Popular in

April

Cheapest in

October

Average price

$795
Provider with most accurate pricing for Bismarck-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bismarck-Portland flights.
Search Deals
From Bismarck to Oregon
Search Deals
One-way flight from Bismarck to Oregon
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($162 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 July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bismarck to Oregon 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 July 20, 2026.
Use the filters below to find and compare flights from Bismarck to Oregon 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

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

$315

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Sat 9/19

9:20 am-3:05 pm

1 stop7h 45m

Portland

Tue 9/22

4:07 pm-11:38 pm

1 stop5h 31m

$326

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Tue 9/22

8:01 am-12:37 pm

1 stop6h 36m

Portland

Sun 10/4

12:25 am-10:32 am

1 stop8h 07m

$369
Quickest round-trip

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

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Sat 8/29

1:40 pm-10:45 pm

2 stops11h 05m

Portland

Tue 9/1

4:05 pm-11:38 pm

1 stop5h 33m

$406

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Sat 9/12

9:20 am-6:19 pm

2 stops10h 59m

Portland

Sat 9/19

10:50 am-8:33 pm

1 stop7h 43m

$406
Cheapest one-way

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 8/14

8:01 am-1:38 pm

1 stop7h 37m

$304

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 8/14

1:40 pm-12:37 am

2 stops12h 57m

$309

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Mon 8/3

10:04 pm-4:36 pm

2 stops44h 32m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/18

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Bismarck to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon from Bismarck 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 Bismarck to Oregon

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oregon. Reviews last updated July 20, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Bismarck to Oregon. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,483 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,015 reviews
Delta
7.8
Good
8,483 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Bismarck to Oregon. 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 from for flights from Bismarck to Oregon?

    For a flight from Bismarck to Oregon, you will be flying from Bismarck. Bismarck (BIS) is just 2.5 mi from the center of the city.

  • How long is the flight from Bismarck to Oregon?

    There are many flights that can get you from Bismarck to Oregon in 7h 45m. Fly via Delta or United Airlines to get the fastest option. The distance between Bismarck and Oregon is about 1044 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

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Top 2 airlines flying from Bismarck to Oregon

Discover the top 2 airlines that operate flights from Bismarck to Oregon. 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 July 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$627FlexibilityNo cancel feeOn-time69%
DeltaCheapest$258Average$324FlexibilityNo cancel feeOn-timeN/A

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