Cheap Flights from Portland to Bismarck

Compare Portland to Bismarck flight deals

Find the cheapest month or even day of the year to fly to Bismarck

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Flight deals from Portland to Bismarck

Looking for a cheap last-minute deal or the best return flight from Portland Airport to Bismarck Airport? If you want to travel next month, return fares start from R 6,444. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Portland to Bismarck

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Bismarck flights are currently cheapest in July.

Portland to Bismarck: Alternative routes

Compare routes from Portland to Bismarck below. You may find an airport to fly into that's cheaper, faster, or easier than Bismarck.

Portland to Bismarck: Flight information

The things to know before you go.
Cheapest flight foundR 3,071
Cheapest month to flyJuly

Finding cheap flights from Portland to Bismarck: Frequently asked questions

The best price we found for a return flight from Portland to Bismarck is R 5,569. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Bismarck. But we found flights with one or more stops from R 5,569.
As of June 2026, there are no flights flying from Portland to Bismarck.
The cheapest month to fly from Portland to Bismarck is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Bismarck Airport on Friday, 24 July 2026.
No airlines currently offer direct flights between Portland Airport and Bismarck Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Bismarck but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bismarck is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Bismarck.

Travelling from Portland Airport (PDX) to Bismarck Airport (BIS): what you need to know

  • Arrive at the airport on time so you don't miss your PDX to BIS flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • During popular months such as July, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for international flights when you fly during a peak period in general.

  • Consider adding a stopover when booking your ticket from Portland Airport to Bismarck Airport. Just deselect 'Direct flights only' to break up your trip, or even explore someplace new along the way. Here are some options between PDX and BIS:

    • Dallas Fort Worth International Airport

    • Denver International Airport

    • Minneapolis St Paul Airport

How to find the cheapest flights from Portland Airport (PDX) to Bismarck Airport (BIS)

  • R 3,071 is the best price for a one-way Portland Airport to Bismarck Airport flight. Return flights start from R 5,569. These prices can change depending on demand.

  • Don't wait until the last moment. You're more likely to find cheap tickets from PDX to BIS if you book in advance. Airlines often have some fantastic early bird deals.

  • If you're flexible with your travel plans, use the 'Whole month' search tool. It'll show you the lowest price in every month when searching for your flight from Portland Airport to Bismarck Airport.

  • Cut down on the time spent looking for cheap flights from PDX to BIS by creating a Price Alert. You'll receive an email or notification on the app when fares go down.

  • Tailor your trip using filters. Choose your preferred arrival and departure times, total journey duration and airlines. You can also sort results by 'Best,' 'Cheapest' or 'Fastest' flights from Portland Airport to Bismarck Airport.

Handy information about Portland Airport (PDX)

  • You'll find PDX at 7000 NE Airport Way.

  • Portland Airport has a strong on-time record, so you're unlikely to face delays. Departures from PDX land at their destination as scheduled 83% of the time.

  • Portland Airport is about 19 kilometres from central Portland. If you're catching a taxi, ride-sharing or driving from the centre, it'll take 20 minutes or so to get there, depending on the traffic.

  • Catching public transport? Expect a trip time of around 40 minutes.

  • Looking for a handy hotel close to PDX? If you're catching an early flight from Portland Airport to Bismarck Airport, these stays will have you moments from your departure gate:

Arriving at Bismarck Airport (BIS)

  • If you're arriving on a late Portland Airport to Bismarck Airport flight, nothing tops the convenience of staying close to the terminal. Grab your bags from the carousel and then be resting shortly after at one of these options near BIS:

  • Pick up a Bismarck Airport rental car and discover Bismarck and beyond with your own set of wheels. Enterprise, Avis and Hertz are top providers to choose from here.

  • Book your vehicle from Bismarck Airport a few weeks before your departure to secure the best deal. If you're travelling during peak season, it's smart to book even earlier.

Getting from Bismarck Airport (BIS) to central Bismarck

  • You'll find BIS at 2301 University Drive Bldg 17.

  • From Bismarck Airport, Bismarck is approximately 11 kilometres away. It takes around 15 minutes to get to the centre driving.

  • If you're travelling by public transport, expect a journey of around 30 minutes.

When to fly to Bismarck Airport (BIS)

  • It's time to pick your trip dates for your flight from Portland Airport to Bismarck Airport. October is the most popular month to visit Bismarck. If you like a more low-key vibe, go in March.

  • Book your flight from Portland Airport to Bismarck Airport for July if you'd like to go to Bismarck during its warmest month. You can expect temperatures of between 14ºC (57ºF) and 32ºC (90ºF).

  • Search for cheap tickets from PDX to BIS in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between -18ºC (0ºF) and 0ºC (32ºF) on average.

Explore more of the United States

  • Sioux Falls is just one of the many cities in the United States waiting to be discovered once you've seen Bismarck. Around 483 kilometres away to the south-east, well-known attractions include Great Plains Zoo and Delbridge Museum of Natural History, Waterfalls and Japanese Gardens.

  • Around 306 kilometres east of Bismarck, Fargo is another favourite stop in the United States. Experience major highlights starting with Red River Zoo, Plains Art Museum and Fargo Art Alley.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.