$325+ Cheap flights from Portland to Bismarck (PDX - 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BIS
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Bismarck with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Bismarck
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Cheapest flights from Portland to BismarckExplore the most affordable flight options available from Portland to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from Portland to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This Delta deal was found by Cheapflights users on 11/2. 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 12/11:55 pm -
1 stop7h 41m
Tue 12/83:45 pm -
1 stop6h 39m
Deal found 11/2![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 11/4. 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.
Thu 11/196:00 am -
1 stop8h 41m
Sat 11/215:40 pm -
1 stop8h 06m
Deal found 11/4![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/14:27 pm -
1 stop5h 17m
Tue 12/89:10 am -
2 stops11h 13m
Deal found 11/2![United Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/115:00 am -
1 stop5h 37m
Fri 1/15:30 am -
1 stop6h 09m
Deal found 11/2![United Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 11/3. 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 11/116:00 am -
1 stop8h 41m
Mon 11/163:13 pm -
1 stop6h 51m
Deal found 11/3![Delta logo]()
$481
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/115:30 am -
2 stops12h 59m
Mon 11/165:50 am -
1 stop5h 46m
Deal found 11/3![United Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 11/4. 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.
Thu 11/196:00 am -
1 stop8h 41m
Mon 11/235:40 pm -
1 stop8h 06m
Deal found 11/4![Delta logo]()
$532
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 11/1912:00 pm -
1 stop7h 57m
Sat 11/212:12 pm -
2 stops11h 47m
Deal found 11/4![American Airlines logo]()
$542
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/111:21 pm -
2 stops12h 15m
Tue 12/86:32 am -
2 stops13h 25m
Deal found 11/2![American Airlines logo]()
$585
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Wed 12/237:25 pm -
1 stop13h 23m
Mon 12/288:51 pm -
2 stops47h 39m
Deal found 11/4![Multiple Airlines logo]()
$606
Best flights from Portland to BismarckDiscover carefully curated flight deals from Portland to Bismarck that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from Portland to Bismarck that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This Delta deal was found by Cheapflights users on 11/2. 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 12/11:55 pm -
1 stop7h 41m
Tue 12/83:45 pm -
1 stop6h 39m
Deal found 11/2![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/115:00 am -
1 stop5h 37m
Fri 1/15:30 am -
1 stop6h 09m
Deal found 11/2![United Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 11/4. 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.
Thu 11/196:00 am -
1 stop8h 41m
Sat 11/215:40 pm -
1 stop8h 06m
Deal found 11/4![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/115:30 am -
2 stops12h 59m
Mon 11/165:50 am -
1 stop5h 46m
Deal found 11/3![United Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 11/3. 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 11/116:00 am -
1 stop8h 41m
Mon 11/163:13 pm -
1 stop6h 51m
Deal found 11/3![Delta logo]()
$481
This Delta deal was found by Cheapflights users on 11/5. 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 12/116:00 am -
1 stop8h 59m
Fri 1/18:03 am -
2 stops9h 30m
Deal found 11/5![Delta logo]()
$667
Last-minute flights from Portland to BismarckDiscover last-minute flight deals from Portland to Bismarck. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Bismarck. Data last updated November 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 11/3. 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 11/116:00 am -
1 stop8h 41m
Mon 11/163:13 pm -
1 stop6h 51m
Deal found 11/3![Delta logo]()
$481
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/115:30 am -
2 stops12h 59m
Mon 11/165:50 am -
1 stop5h 46m
Deal found 11/3![United Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 11/4. 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.
Thu 11/196:00 am -
1 stop8h 41m
Sat 11/215:40 pm -
1 stop8h 06m
Deal found 11/4![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 11/4. 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.
Thu 11/196:00 am -
1 stop8h 41m
Mon 11/235:40 pm -
1 stop8h 06m
Deal found 11/4![Delta logo]()
$532
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 11/1912:00 pm -
1 stop7h 57m
Sat 11/212:12 pm -
2 stops11h 47m
Deal found 11/4![American Airlines logo]()
$542
This Delta deal was found by Cheapflights users on 11/2. 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 12/11:55 pm -
1 stop7h 41m
Tue 12/83:45 pm -
1 stop6h 39m
Deal found 11/2![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/14:27 pm -
1 stop5h 17m
Tue 12/89:10 am -
2 stops11h 13m
Deal found 11/2![United Airlines logo]()
$455
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/111:21 pm -
2 stops12h 15m
Tue 12/86:32 am -
2 stops13h 25m
Deal found 11/2![American Airlines logo]()
$585
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/115:00 am -
1 stop5h 37m
Fri 1/15:30 am -
1 stop6h 09m
Deal found 11/2![United Airlines logo]()
$480
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Wed 12/237:25 pm -
1 stop13h 23m
Mon 12/288:51 pm -
2 stops47h 39m
Deal found 11/4![Multiple Airlines logo]()
$606
One-way flights from Portland to BismarckSearch for one-way flight options from Portland to Bismarck. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Portland to Bismarck. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Fri 11/201:58 pm -
2 stops27h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/2012:00 pm -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![American Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 11/4. 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.
Sun 11/81:20 am -
1 stop8h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Delta logo]()
$477
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Mon 11/96:51 am -
2 stops12h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![American Airlines logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Mon 11/912:31 pm -
3 stops45h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$660
Find flight deals from Portland to Bismarck
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Bismarck (BIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (Delta) |
One-way from | $325 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 7,457,451 searches. Data last updated November 5, 2026.
Use the filters below to find and compare flights from Portland to Bismarck that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Tue 12/1
1:55 pm-11:36 pm
1 stop7h 41m
Bismarck
Tue 12/8
3:45 pm-8:24 pm
1 stop6h 39m
$349
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Thu 11/19
6:00 am-4:41 pm
1 stop8h 41m
Bismarck
Sat 11/21
5:40 pm-11:46 pm
1 stop8h 06m
$409
Quickest round-trip
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Fri 11/20
12:00 pm-9:57 pm
1 stop7h 57m
Bismarck
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$428
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Sun 11/8
1:20 am-11:57 am
1 stop8h 37m
Bismarck
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$477
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Fri 12/11
5:00 am-12:37 pm
1 stop5h 37m
Bismarck
Fri 1/1
5:30 am-9:39 am
1 stop6h 09m
$480
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Wed 11/11
6:00 am-4:41 pm
1 stop8h 41m
Bismarck
Mon 11/16
3:13 pm-8:04 pm
1 stop6h 51m
$481
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Wed 11/11
5:30 am-8:29 pm
2 stops12h 59m
Bismarck
Mon 11/16
5:50 am-9:36 am
1 stop5h 46m
$486
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Fri 11/20
1:58 pm-7:32 pm
3 stops27h 34m
Bismarck
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$505
PortlandBismarck
PDX Portland - BIS Bismarck
PDXBIS
Portland
Fri 12/11
6:00 am-4:59 pm
1 stop8h 59m
Bismarck
Fri 1/1
8:03 am-3:33 pm
2 stops9h 30m
$667
Sorted by cheapest first
Compare providers for flights from Portland to Bismarck
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Bismarck in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Bismarck flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Bismarck flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Bismarck flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Bismarck flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Bismarck flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Bismarck
Have a flexible travel schedule? Discover the best time to fly to Bismarck from Portland with our price prediction graph.
PDX-BIS
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.
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 November 5, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Portland to Bismarck. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from Portland to Bismarck. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Bismarck
Explore flights to Bismarck departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.
Complete your trip
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Portland and Bismarck flights
Browse other Portland and Bismarck flight options. Last updated on November 5, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Portland to Bismarck
Discover the top 2 airlines that operate flights from Portland 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 7,457,451 searches. Data last updated November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$279 | Average$569 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$397 | Average$567 | FlexibilityNo cancel fee | On-time69% |