The cheapest times to fly from STN to BKK are

  • March 19th to May 20th
  • July 30th to October 21st
  • November 12th to December 2nd

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 STN to BKK is late September. Prices can be as high as $4978 for Sunday flights during late December, or as low as $570 for Wednesday flights around late September.


When to Fly to Bangkok

Flying from London (STN) to Bangkok (BKK) will usually cost between $610 to $2216 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $591. Due to high demand the most expensive time to fly is late December, with an average price of $1882. Planning your trip to low-cost times can easily save you $1291 on economy flights and even more on first-class flights. Generally, any price below $847 can be considered a good price for a round-trip STN to BKK flight.

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

STN to BKK Flight Prices

Compared to other flights, the STN to BKK flight is cheaper than the average and costs much less than the average flight leaving from London. The average price per mile (for a direct flight) is $0.09, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to BKK, and Thursday the cheapest day to fly back into STN. Sundays are the most expensive days to fly to Bangkok, and Fridays are the most expensive days to return to London. Selecting flights on the least expensive days could save you up to $531 (30%) 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 $865. Return trip prices are from the BKK to STN 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 STN to BKK can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 11 hour 37 minutes may not be realistic.


Flight Hacking STN to BKK

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 STN to BKK — but Champion Traveler does!

Hack #1: Milan (STN > MXP > BKK)

  • Price for both tickets: $618
  • Average savings: $229 (26.99%)

See STN to CPH flights

Hack #2: Copenhagen (STN > CPH > BKK)

  • Price for both tickets: $621
  • Average savings: $226 (26.7%)

See STN to MXP flights

Hack #3: Oslo (STN > OSL > BKK)

  • Price for both tickets: $636
  • Average savings: $211 (24.87%)

See STN to OSL flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 15 major airlines flying this route most often: Air India, Arkia, Austrian, Bangkok Airways, Cathay Pacific, EgyptAir, Emirates, Eurowings, Kenya Airways, Lufthansa, SAS, Shanghai Airlines, Singapore Airlines, SWISS, Wideroe, and potentially more during busy seasons.

How far away is it from Suvarnabhumi International Airport to London Stansted Airport?

The distance between the two airports is roughly 5913 miles or 9516 kilometers.

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

The real-world flight time for a nonstop STN to BKK flight is about 11 hour 37 minutes.

How many flights go between London and Bangkok?

It depends on the day of the week and the date, but a typical day might have around 40 available flights from STN to BKK.


Airport Location Info


Departing Airport

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

Return Airport

Destination code BKK
Destination airport name Suvarnabhumi International Airport
City Bangkok
Country Thailand
Latitude 13.7
Longitude 100.7


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.