The cheapest times to fly from BIS to STN are

  • January 29th to February 18th
  • March 26th to August 5th (except the weeks of April 2nd and July 9th)
  • September 17th to October 7th
  • November 5th to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from BIS to STN is early October. Prices can be as high as $12521 for Friday flights during late October, or as low as $1022 for Wednesday flights around early October.


When to Fly to London

Flying from Bismarck/Mandan, ND (BIS) to London (STN) will usually cost between $1083 to $6183 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early October with an average ticket price of $1348. Due to high demand the most expensive time to fly is late October, with an average price of $5180. Planning your trip to low-cost times can easily save you $3832 on economy flights and even more on first-class flights. Generally, any price below $1565 can be considered a good price for a round-trip BIS to STN flight.

See below for a graph of average weekly prices for the BIS to STN route. All prices are for round-trip tickets in USD.

BIS to STN Flight Prices

Compared to other flights, the BIS to STN flight is more expensive than the average and costs more than the average flight leaving from Bismarck. The average price per mile (for a direct flight) is $0.23, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to STN, and Monday the cheapest day to fly back into BIS. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $1455 (39%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $1803. Return trip prices are from the STN to BIS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from BIS to STN can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 30 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from BIS to STN while comparing.

Destination alternative #1: London Heathrow Airport (LHR) in London

  • 41 miles (66 km) away from STN
  • Usually 38.27% less expensive than STN
  • 1-layover flights available

See BIS to LHR flights

Destination alternative #2: Manchester Airport (MAN) in Manchester

  • 146 miles (235 km) away from STN
  • Usually 33.29% less expensive than STN
  • 2-layover flights available

See BIS to MAN flights


Flight Hacking BIS to STN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from BIS to STN — but Champion Traveler does!

Hack #1: Keflavik/Reykjavik (BIS > KEF > STN)

  • Price for both tickets: $970
  • Average savings: $596 (38.05%)

See BIS to KEF flights

Hack #2: Newark, NJ (BIS > EWR > STN)

  • Price for both tickets: $1006
  • Average savings: $560 (35.75%)

See BIS to EWR flights

Hack #3: Berlin (BIS > TXL > STN)

  • Price for both tickets: $1009
  • Average savings: $556 (35.53%)

See BIS to TXL flights


Flight Questions Answered

Still have questions about flying from BIS to STN? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Air France, atlasglobal, Delta, Eurowings, Icelandair, KLM, Lufthansa, SAS, SWISS, United, and potentially more during busy seasons.

How far away is it from London Stansted Airport to Bismarck Municipal Airport?

The distance between the two airports is roughly 4178 miles or 6724 kilometers.

How long does it take to fly from BIS to STN?

The real-world flight time for a nonstop BIS to STN flight is about 8 hour 30 minutes.

How many flights go between Bismarck/Mandan, ND and London?

It depends on the day of the week and the date, but a typical day might have around 17 available flights from BIS to STN.


Airport Location Info


Departing Airport

Origination code BIS
Origination airport name Bismarck Municipal Airport
City Bismarck/Mandan, ND
Country the United States
Latitude 46.8
Longitude -100.7

Return Airport

Destination code STN
Destination airport name London Stansted Airport
City London
Country the United Kingdom
Latitude 51.9
Longitude 0.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.