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£622 Cheap Flights to Sioux County

View £622 flight on Wed, 23 Sept 2026Opens in a new window

Popular airlines to Sioux County

  • American Airlines

  • United

  • Delta

  • Allegiant Air

  • KLM

  • Aeromexico

  • Qatar Airways

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Cheap round-trip flights to Sioux County

Prices were available within the past 7 days and start at £622 for one-way flights and £871 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Wed, 25 Nov - Mon, 30 Nov
LHR
London
BIS
Bismarck
£871 Return, found 2 days ago
£871
Return
found 2 days ago
Select KLM flight, departing Wed, 25 Nov from London to Bismarck, returning Mon, 30 Nov, priced at £871 found 2 days ago
KLM
Wed, 25 Nov - Tue, 29 Dec
LHR
London
BIS
Bismarck
£871 Return, found 2 days ago
£871
Return
found 2 days ago
Select KLM flight, departing Wed, 25 Nov from London to Bismarck, returning Tue, 29 Dec, priced at £871 found 2 days ago
KLM
Wed, 9 Dec - Sat, 9 Jan
LHR
London
BIS
Bismarck
£875 Return, found 3 days ago
£875
Return
found 3 days ago
Select KLM flight, departing Wed, 9 Dec from London to Bismarck, returning Sat, 9 Jan, priced at £875 found 3 days ago
Air France
Wed, 4 Nov - Wed, 9 Dec
LHR
London
BIS
Bismarck
£876 Return, found 2 days ago
£876
Return
found 2 days ago
Select Air France flight, departing Wed, 4 Nov from London to Bismarck, returning Wed, 9 Dec, priced at £876 found 2 days ago
KLM
Wed, 9 Dec - Sat, 9 Jan
LHR
London
BIS
Bismarck
£880 Return, found 3 days ago
£880
Return
found 3 days ago
Select KLM flight, departing Wed, 9 Dec from London to Bismarck, returning Sat, 9 Jan, priced at £880 found 3 days ago
Virgin Atlantic
Wed, 25 Nov - Mon, 30 Nov
LHR
London
BIS
Bismarck
£885 Return, found 2 days ago
£885
Return
found 2 days ago
Select Virgin Atlantic flight, departing Wed, 25 Nov from London to Bismarck, returning Mon, 30 Nov, priced at £885 found 2 days ago
Virgin Atlantic
Wed, 25 Nov - Mon, 30 Nov
LHR
London
BIS
Bismarck
£889 Return, found 2 days ago
£889
Return
found 2 days ago
Select Virgin Atlantic flight, departing Wed, 25 Nov from London to Bismarck, returning Mon, 30 Nov, priced at £889 found 2 days ago
Air France
Wed, 9 Dec - Sat, 9 Jan
LHR
London
BIS
Bismarck
£893 Return, found 3 days ago
£893
Return
found 3 days ago
Select Air France flight, departing Wed, 9 Dec from London to Bismarck, returning Sat, 9 Jan, priced at £893 found 3 days ago
United
Wed, 25 Nov - Mon, 30 Nov
LHR
London
BIS
Bismarck
£902 Return, found 2 days ago
£902
Return
found 2 days ago
Select United flight, departing Wed, 25 Nov from London to Bismarck, returning Mon, 30 Nov, priced at £902 found 2 days ago
American Airlines
Wed, 25 Nov - Mon, 30 Nov
LHR
London
BIS
Bismarck
£927 Return, found 2 days ago
£927
Return
found 2 days ago
Select American Airlines flight, departing Wed, 25 Nov from London to Bismarck, returning Mon, 30 Nov, priced at £927 found 2 days ago

Trending flights to Sioux County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Wed, 25 Nov - Mon, 30 Nov
LHR
London
BIS
Bismarck
£871 Return, found 2 days ago
£871
Return
found 2 days ago
Select KLM flight, departing Wed, 25 Nov from London to Bismarck, returning Mon, 30 Nov, priced at £871 found 2 days ago

Frequently asked questions

How do I find cheap flights to Sioux County that have flexible change policies?
It's quick and easy with Expedia. Step 1: Enter your travel dates and destination and hit "Search." Step 2? Check the "No change fee" box directly underneath the "Flexible change policies" subheading on the left-hand side of your screen. Step 3. Grab your flexible and cheap airfare to Sioux County.
Which airlines fly to Sioux County?
Work out your travel dates and then fly into or near Sioux County with one of these major airlines:

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

How can I find cheap tickets to Sioux County?
A good strategy for finding cheap tickets is to be flexible with your travel dates. Begin with searching for your flight to Sioux County, then click on the "flexible dates" box to compare prices for nearby days. Another tip? Book well ahead of time. To give you an idea of fares, £871 was the lowest price for a flight to Sioux County in the last seven days.
How much is a flight to Sioux County?
The price of a round-trip flight to Sioux County in the last seven days fluctuated between £871 and £927. If you were journeying one way out of London (LHR), you could have scored a great deal from only £622.
What are the most popular airports to fly into in Sioux County?
Book your flight to Bismarck Municipal Airport (BIS) and enjoy everything that Sioux County has to offer. As the region's main entry point, approximately 294 flights touch down here each month.
When is the cheapest time to fly to Sioux County?
If you'd prefer to spend your money enjoying the delights of Sioux County rather than on your journey there, depart earlier in the week. The most economical day to fly is usually Tuesday, with Monday coming in second. With many people travelling over the weekend, Saturday tends to have the highest ticket prices.
How much is a plane ticket to Sioux County?
In the last seven days, airfares to Sioux County varied between £871 and £927. Prices generally depend on the time of departure, airline, cabin class and how early the fare is booked.
What is the best time to go to Sioux County?
If you'd like to enjoy Sioux County's most populous city when it's really lively, set out for Cannon Ball sometime during May, July and August. Like most locations in the Northern Hemisphere, summer here begins June 20, with average temperatures ranging between 16ºC and 27ºC.
What months are the cheapest to book a flight to Sioux County?
The top month to purchase low-cost airfares to Sioux County is February. It's worth noting that in the United States, an expensive time to purchase a ticket is during the month of December.

Book with confidence

Top tips for booking flights to Sioux County from UK

Get ready to fly to Sioux County

Prepare your luggage and book your flights to Sioux County with Expedia. We offer a seamless flight booking experience, with a wide range of Sioux County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Sioux County in 2026, we are always available to assist you. Book your flights to Sioux County today and let the adventure begin!

Find the best tickets to Sioux County

To find some of the best tickets to Sioux County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Sioux County or last-minute flights to Sioux County, you can filter and sort your search results, making it easy to find the ideal flight to Sioux County.

Airlines fly to Sioux County

There are 20 different airlines that fly to Sioux County including some of the most trusted names in the business. To book flights to Sioux County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Sioux County plane tickets.

Find the cheapest flights to Sioux County

By booking early you may find some of the best deals for Sioux County flights from the UK, including Sioux County direct flights. You can usually find affordable and cheap flights to Sioux County, whether one-way from £622 or round-trip from £871, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Sioux County

Try searching for different Sioux County airports with Expedia to find some of the cheapest flights to Sioux County. Flights from London (LHR) to Bismarck (BIS) usually have the lowest price from £622.

Why book your flights to Sioux County with Expedia

Expedia offers great deals on Sioux County air fares from £622 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Sioux County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to Sioux County from UK

Travel information

Sioux County Flights Information

Airlines serving
American Airlines, KLM, Air France, United, Virgin Atlantic
Roundtrip price
from £871
Sioux County Flights Information
*Available to Expedia members.