Cheap flights to Oliver County

View €318 flight on Fri, 3 Jul 2026Opens in a new window

Popular airlines to Oliver County

  • American Airlines

  • United

  • Delta

  • KLM

  • Air France

  • WestJet

  • Virgin Atlantic

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Oliver County

Prices were available within the past 7 days and start at €318 for one-way flights and €317 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 28 May - Wed, 3 Jun
BOS
Boston
BIS
Bismarck
€317 Return, found 1 day ago
€317
Return
found 1 day ago
Select American Airlines flight, departing Thu, 28 May from Boston to Bismarck, returning Wed, 3 Jun, priced at €317 found 1 day ago
Delta
Thu, 28 May - Wed, 3 Jun
BOS
Boston
BIS
Bismarck
€317 Return, found 1 day ago
€317
Return
found 1 day ago
Select Delta flight, departing Thu, 28 May from Boston to Bismarck, returning Wed, 3 Jun, priced at €317 found 1 day ago
American Airlines
Thu, 28 May - Wed, 3 Jun
BOS
Boston
BIS
Bismarck
€339 Return, found 1 day ago
€339
Return
found 1 day ago
Select American Airlines flight, departing Thu, 28 May from Boston to Bismarck, returning Wed, 3 Jun, priced at €339 found 1 day ago
American Airlines
Fri, 3 Jul - Sat, 11 Jul
PHL
Philadelphia
BIS
Bismarck
€355 Return, found 1 day ago
€355
Return
found 1 day ago
Select American Airlines flight, departing Fri, 3 Jul from Philadelphia to Bismarck, returning Sat, 11 Jul, priced at €355 found 1 day ago
Delta
Thu, 28 May - Wed, 3 Jun
BOS
Boston
BIS
Bismarck
€384 Return, found 1 day ago
€384
Return
found 1 day ago
Select Delta flight, departing Thu, 28 May from Boston to Bismarck, returning Wed, 3 Jun, priced at €384 found 1 day ago
American Airlines
Thu, 28 May - Wed, 3 Jun
BOS
Boston
BIS
Bismarck
€400 Return, found 1 day ago
€400
Return
found 1 day ago
Select American Airlines flight, departing Thu, 28 May from Boston to Bismarck, returning Wed, 3 Jun, priced at €400 found 1 day ago
American Airlines
Fri, 3 Jul - Sat, 11 Jul
PHL
Philadelphia
BIS
Bismarck
€406 Return, found 1 day ago
€406
Return
found 1 day ago
Select American Airlines flight, departing Fri, 3 Jul from Philadelphia to Bismarck, returning Sat, 11 Jul, priced at €406 found 1 day ago
United
Thu, 28 May - Wed, 3 Jun
BOS
Boston
BIS
Bismarck
€414 Return, found 1 day ago
€414
Return
found 1 day ago
Select United flight, departing Thu, 28 May from Boston to Bismarck, returning Wed, 3 Jun, priced at €414 found 1 day ago
KLM
Wed, 10 Jun - Sun, 14 Jun
BUD
Budapest
BIS
Bismarck
€1,032 Return, found 1 day ago
€1,032
Return
found 1 day ago
Select KLM flight, departing Wed, 10 Jun from Budapest to Bismarck, returning Sun, 14 Jun, priced at €1,032 found 1 day ago
Iberia
Wed, 10 Jun - Sun, 14 Jun
WAW
Warsaw
BIS
Bismarck
€1,077 Return, found 15 hours ago
€1,077
Return
found 15 hours ago
Select Iberia flight, departing Wed, 10 Jun from Warsaw to Bismarck, returning Sun, 14 Jun, priced at €1,077 found 15 hours ago

Frequently asked questions

How do I find cheap flights to Oliver County that have flexible change policies?
It's as easy as counting 1-2-3 with Expedia. Step 1: Type in your preferred dates and destination and press "Search." Next, check "No change fee" under the "Flexible change policies" heading to the left of your screen. Step 3. Bag your cheap and flexible fare to Oliver County.
Which airlines fly to Oliver County?
Find a seat with one of these airlines and dynamic Oliver County will be all yours to explore:

  • Delta Air Lines - 117 flights to or near Oliver County each month, including 117 flights to Bismarck Municipal Airport (BIS) per month.
  • United Airlines - 86 flights to or near Oliver County each month, including 86 flights to Bismarck Municipal Airport (BIS) per month.
  • American Airlines - 60 flights to or near Oliver County each month, including 60 flights to Bismarck Municipal Airport (BIS) per month.

How can I find cheap tickets to Oliver County?
For the best deal to Oliver County, book in advance. Also make use of Expedia's "flexible dates" feature at the top of your search results. This will display the cheapest prices for similar time frames. In the last seven days, €317 was the best price for a flight to Oliver County.
How much is a flight to Oliver County?
If you were journeying one way from Philadelphia (PHL), you could've snapped up a bargain fare for €318 in the last seven days. Round-trip journeys to Oliver County ranged from €317 to €1,077 over the same period.
What are the most popular airports to fly into in Oliver County?
Start planning your Oliver County holiday by securing a seat on one of the 294 flights a month to Bismarck Municipal Airport (BIS). This is the region's primary gateway.
How much is a plane ticket to Oliver County?
Seats varied from €317 to €1,077 over the last seven days. When you're ready to book, we'll help you pick up an amazing deal to Oliver County.
What is the best time to go to Oliver County?
If you'd like to discover Oliver County's most populous city when it's buzzing, head to Centre sometime in May, July and August. Similar to most locations in the Northern Hemisphere, summertime here starts June 20, with average temperatures ranging between 16ºC and 27ºC.
What months are the cheapest to book a flight to Oliver County?
An excellent month to book budget flights to Oliver County is February. It's worth noting that in the United States, an expensive time to reserve a seat is during the festive month of December.

Book with confidence

About Oliver County

Expedia offers flights to Oliver County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Oliver County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Oliver County
*Available to Expedia members.