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Bismarck

$166+ Cheap flights from Oregon to Bismarck (BIS)

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BIS
Aug 5 — Aug 121
Di 8/5
Di 8/12
1 adult, Economy
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Cheap flight deals from Oregon to Bismarck

Keep the following information in mind while searching for Oregon to Bismarck flight deals. Data was last updated Juli 31, 2025.

Round-trip from

$249
(Delta)

One-way from

$166
(United Airlines)

Popular in

August

Cheapest in

May

Average price

$406
From Oregon to Bismarck
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One-way flight from Oregon to Bismarck
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Highest demand for flights based on searches. 7% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 Juli 31, 2025.

This Delta deal was found by Cheapflights users on 7/30. 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.
Di 8/195:30 amBOI - BIS
1 stop6h 04mDelta
Di 8/265:42 pmBIS - BOI
1 stop7h 14mDelta
Deal found 7/30$249
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Di 8/196:35 amBOI - BIS
2 stops14h 42mAmerican Airlines
Di 8/262:59 pmBIS - BOI
1 stop7h 44mAmerican Airlines
Deal found 7/30$259
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Mi 10/2211:48 amPDX - BIS
1 stop8h 51mAmerican Airlines
Mo 10/272:49 pmBIS - PDX
1 stop10h 19mAmerican Airlines
Deal found 7/29$259
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Mi 8/272:13 pmBOI - BIS
2 stops8h 26mUnited Airlines
Mi 9/36:00 amBIS - BOI
2 stops8h 49mUnited Airlines
Deal found 7/29$294
This Delta deal was found by Cheapflights users on 7/31. 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.
Do 8/1412:46 amPDX - BIS
1 stop7h 45mDelta
Di 8/195:00 amBIS - PDX
1 stop7h 40mDelta
Deal found 7/31$324
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Fr 8/154:16 pmPDX - BIS
1 stop5h 22mUnited Airlines
Di 8/196:00 amBIS - PDX
1 stop5h 28mUnited Airlines
Deal found 7/31$364

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 Juli 31, 2025.
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

Di 8/19

5:30 am-12:34 pm

1 stop6h 04m

Bismarck

Di 8/26

5:42 pm-11:56 pm

1 stop7h 14m

$249

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Di 8/19

6:35 am-10:17 pm

2 stops14h 42m

Bismarck

Mo 8/25

6:23 am-12:46 pm

1 stop7h 23m

$259

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Mi 10/22

11:48 am-10:39 pm

1 stop8h 51m

Bismarck

Mo 10/27

2:49 pm-11:08 pm

1 stop10h 19m

$259

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Mi 8/27

2:13 pm-11:39 pm

2 stops8h 26m

Bismarck

Mi 9/3

6:00 am-1:49 pm

2 stops8h 49m

$294

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Do 8/14

12:46 am-10:31 am

1 stop7h 45m

Bismarck

Di 8/19

5:00 am-10:40 am

1 stop7h 40m

$324

PortlandBismarck

PDX - BIS

PDXBIS

Portland

Fr 8/15

4:16 pm-11:38 pm

1 stop5h 22m

Bismarck

Di 8/19

6:00 am-9:28 am

1 stop5h 28m

$364

MedfordBismarck

MFR - BIS

MFRBIS

Medford

Sa 8/23

5:00 am-12:59 pm

1 stop5h 59m

$166

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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, August is the cheapest month in which you can book a flight from Oregon to Bismarck (average of $346). Flying from Oregon to Bismarck in July is currently the most expensive (average of $433). 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.

What is the cheapest time of day to fly from OR to BIS?

Find hourly flight availability from Oregon to Bismarck. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated Juli 31, 2025.

When flying from Oregon to Bismarck, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Bismarck

Get insights into the airlines that provide service to Bismarck. 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 Bismarck. Reviews last updated Juli 31, 2025.
Read through reviews of airlines operating flights from Oregon to Bismarck, such as Delta, United Airlines, and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,902 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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, August is the cheapest month in which you can book a flight from Oregon to Bismarck (average of $346). Flying from Oregon to Bismarck in July is currently the most expensive (average of $433). 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

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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 Juli 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$235Average$338FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$477FlexibilityNo cancel feeOn-time69%

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