Expect strict security at Heathrow. Ensure all liquids are in one bag to avoid delays during manual screenings.
Round-trip from | $597 (Kiwi.com) |
---|---|
One-way from | $402 (FlightHub) |
Popular in | December |
Cheapest in | May |
Average price | $735 |
Good round-trip deal | $777 or less |
Good one-way deal | $367 or less |
Fly from
Fly to
Route
Depart
Return
Price
LondonBangkok
LHR - BKK
LHRBKK
London Heathrow
Sat 11/8
9:10 pm-2:15 am
1 stop22h 05m
Bangkok Suvarnabhumi
Fri 11/14
3:15 am-7:10 pm
1 stop22h 55m
LondonBangkok
LHR - BKK
LHRBKK
London Heathrow
Wed 11/5
9:10 pm-11:10 am
1 stop31h 00m
Bangkok Suvarnabhumi
Thu 11/20
3:15 am-7:10 pm
1 stop22h 55m
LondonBangkok
LHR - BKK
LHRBKK
London Heathrow
Sat 11/8
9:10 pm-2:15 am
1 stop22h 05m
Bangkok Suvarnabhumi
Sat 11/22
3:15 am-7:10 pm
1 stop22h 55m
LondonBangkok
LGW - BKK
LGWBKK
London Gatwick
Thu 10/2
12:35 pm-12:10 am
1 stop29h 35m
Bangkok Suvarnabhumi
Thu 10/23
7:35 pm-6:35 am
1 stop17h 00m
LondonBangkok
LGW - BKK
LGWBKK
London Gatwick
Fri 10/3
9:50 pm-11:20 am
3 stops31h 30m
Bangkok Suvarnabhumi
Mon 10/27
12:30 pm-6:30 pm
Nonstop13h 00m
LondonBangkok
LHR - BKK
LHRBKK
London Heathrow
Thu 2/26
5:50 pm-2:50 pm
1 stop14h 00m
Bangkok Suvarnabhumi
Mon 3/16
2:00 pm-9:40 pm
1 stop14h 40m
LondonBangkok
LHR - BKK
LHRBKK
London Heathrow
Wed 10/8
8:55 pm-6:30 am
1 stop27h 35m
Bangkok Suvarnabhumi
Tue 10/14
2:55 am-3:15 pm
1 stop18h 20m
LondonBangkok
LHR - BKK
LHRBKK
London Heathrow
Sun 10/5
8:55 pm-6:30 am
1 stop27h 35m
Bangkok Suvarnabhumi
Thu 10/16
8:55 pm-3:15 pm
1 stop24h 20m
LondonBangkok
LHR - BKK
LHRBKK
London Heathrow
Wed 11/12
7:20 pm-11:20 pm
1 stop21h 00m
Bangkok Suvarnabhumi
Thu 3/12
2:40 pm-12:05 pm
1 stop28h 25m
LondonBangkok
LGW - BKK
LGWBKK
London Gatwick
Sun 11/30
4:00 pm-10:25 am
Nonstop11h 25m
Bangkok Suvarnabhumi
Mon 12/15
12:30 pm-6:30 pm
Nonstop13h 00m
To ensure you get the cheapest price possible for a flight from London to Bangkok Suvarnabhumi Airport, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, September is the cheapest month in which you can book a flight from London to Bangkok Suvarnabhumi Airport (average of $908). Flying from London to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,518). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from London to Bangkok Suvarnabhumi Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 32% on airfare.
Travelers seeking maximum savings on their London to Bangkok Suvarnabhumi Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from LON to BKK are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).
Shanghai (PVG) – chosen by Cheapflights users on 19% of 1-stop itineraries from London to Bangkok Suvarnabhumi Airport on Cheapflights.
Beijing (PEK) is the most affordable 1-stop option, with an average round-trip price of $601.
Flights via Vienna (VIE) have the shortest average one-way travel time for 1-stop routes: 13h 15m.
Flights via Vienna (VIE) offer the fastest connection on this route, with an average layover time of 0h 58m.
Crew
Overall
Entertainment
Comfort
Food
Boarding
Reviews
Anonymous,Aug 2025
BKK - TPE
Crew
Overall
Entertainment
Comfort
Food
Boarding
Reviews
Anonymous,Aug 2025
BKK - TPE
Crew
Overall
Entertainment
Comfort
Food
Boarding
Reviews
Anonymous,Aug 2025
BKK - TPE
Crew
Overall
Entertainment
Comfort
Food
Boarding
Reviews
Anonymous,Aug 2025
BKK - TPE
Crew
Overall
Entertainment
Comfort
Food
Boarding
Reviews
Anonymous,Aug 2025
BKK - TPE
Crew
Overall
Entertainment
Comfort
Food
Boarding
Reviews
Anonymous,Aug 2025
BKK - TPE
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$407 | Average$805 | FlexibilityNo cancel fee | On-time86% | |
Cheapest$461 | Average$584 | FlexibilityNo cancel fee | On-time67% | |
Cheapest$533 | Average$700 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$539 | Average$650 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$544 | Average$579 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$560 | Average$636 | FlexibilityNo cancel fee | On-time61% | |
Cheapest$577 | Average$651 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$590 | Average$820 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$626 | Average$737 | FlexibilityNo cancel fee | On-time67% | |
Cheapest$641 | Average$1,152 | FlexibilityNo cancel fee | On-time78% |