Cheap flights from Bangkok to Heathrow

BKK — LHR
25 May — 1 Jun1
Return
1 adult
Economy
From?
To?
Wed 25/5
Wed 1/6

How to find the cheapest flight from Bangkok to Heathrow

All the information you need to plan the best TH1 to LHR flight in 2022: compare Bangkok to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.

BKK - LHR

Price

฿706 - ฿813

LHR

Temperature

4 - 17 °C

LHR

Rainfall

40 - 70 mm

Popular inAugustHigh demand for flights, 8% potential price rise
Cheapest inOctoberBest time to find cheap flights, 5% potential price drop
Round-trip from฿24,346From Bangkok to London Heathrow
One-way from฿9,621One-way flight from Bangkok to London Heathrow

How far in advance should I book a flight from Bangkok to London Heathrow Airport?

To save up to 13% on this flight, we recommend booking at least 38 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Bangkok to London Heathrow Airport from ฿25,863 1-2 weeks out and tickets from ฿28,726 for flights departing within the next 72 hours.

What is the cheapest month to fly from Bangkok to London Heathrow Airport?

March is one of the best times of the year to fly to London Heathrow Airport from Bangkok. Prices for March average ฿25,234 per person but you can even find prices for as low as ฿18,173. The most expensive prices can be found in the month of December. Opting for a March flight can save you 7% on your journey compared to booking in December

When is the cheapest time to fly from Bangkok to London Heathrow Airport (BKK - LHR)?

When flying from Bangkok to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Bangkok to Heathrow in May, June 2022

The best prices found for Bangkok to LHR flights in May, June
23 May - 1 Nov
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 25m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

2 stops

22h 50m
฿21,449

กัลฟ์แอร์

View Deal

Deal found 19 May 2022

23 May - 25 Oct
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 25m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

2 stops

23h 35m
฿21,587

กัลฟ์แอร์

View Deal

Deal found 19 May 2022

25 May - 10 Jun
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 45m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

2 stops

22h 30m
฿21,760

ซาอุเดียแอร์ไลน์

View Deal

Deal found 19 May 2022

Bangkok to Heathrow 2022 flight deals

Cheap flights to Heathrow from Bangkok found for this year
4 Sep - 18 Sep
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

15h 20m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

20h 45m
฿18,518

Multiple Airlines

View Deal

Deal found 19 May 2022

1 Nov - 30 Nov
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

27h 25m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

15h 20m
฿18,587

เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์

View Deal

Deal found 18 May 2022

12 Sep - 23 Sep
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

35h 40m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

15h 35m
฿18,656

แอร์ฟร้านซ์

View Deal

Deal found 19 May 2022

Cheap เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ flights from Bangkok to Heathrow

1 Nov - 30 Nov
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

27h 25m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

15h 20m
฿18,587

เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์

View Deal

Deal found 18 May 2022

1 Nov - 30 Nov
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

2 stops

27h 10m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

20h 35m
฿19,484

เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์

View Deal

Deal found 18 May 2022

22 Sep - 28 Sep
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

2 stops

26h 45m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

2 stops

20h 35m
฿21,208

เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์

View Deal

Deal found 17 May 2022

Cheap ซาอุเดียแอร์ไลน์ flights from Bangkok to Heathrow

25 May - 10 Jun
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 45m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

2 stops

22h 30m
฿21,760

ซาอุเดียแอร์ไลน์

View Deal

Deal found 19 May 2022

25 May - 10 Jun
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 45m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

19h 50m
฿21,794

ซาอุเดียแอร์ไลน์

View Deal

Deal found 19 May 2022

29 May - 12 Jun
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

20h 45m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

19h 15m
฿21,829

ซาอุเดียแอร์ไลน์

View Deal

Deal found 20 May 2022

Direct flights to Heathrow from Bangkok

Save time with Bangkok to Heathrow direct flight deals
23 Aug - 19 Oct
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

Nonstop

12h 35m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

Nonstop

11h 30m
฿23,208

เอวาแอร์

View Deal

Deal found 18 May 2022

11 Aug - 14 Aug
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

Nonstop

12h 35m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

Nonstop

11h 30m
฿23,863

เอวาแอร์

View Deal

Deal found 19 May 2022

4 Aug - 9 Aug
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

Nonstop

12h 35m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

Nonstop

11h 30m
฿24,484

เอวาแอร์

View Deal

Deal found 20 May 2022

Last-minute flights from Bangkok to Heathrow

Late deals on return flights to Heathrow from Bangkok, departing today and this week
25 May - 10 Jun
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 45m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

2 stops

22h 30m
฿21,760

ซาอุเดียแอร์ไลน์

View Deal

Deal found 19 May 2022

25 May - 10 Jun
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 45m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

19h 50m
฿21,794

ซาอุเดียแอร์ไลน์

View Deal

Deal found 19 May 2022

29 May - 12 Jun
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

20h 45m
LHR

London Heathrow

BKK

Bangkok Suvarnabhumi

1 stop

19h 15m
฿21,829

ซาอุเดียแอร์ไลน์

View Deal

Deal found 20 May 2022

One-way flights to London Heathrow from Bangkok

The cheapest one-way flights from Bangkok to Heathrow
26 May
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 25m
฿9,621

กัลฟ์แอร์

View Deal

Deal found 20 May 2022

26 May
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 25m
฿9,656

กัลฟ์แอร์

View Deal

Deal found 19 May 2022

31 May
BKK

Bangkok Suvarnabhumi

LHR

London Heathrow

1 stop

19h 25m
฿9,690

กัลฟ์แอร์

View Deal

Deal found 18 May 2022

Related info for your journey

Useful info, stats and facts about Bangkok to Heathrow flights.

Which airlines flying from Bangkok to London Heathrow have flexible cancellations due to COVID-19?

Some of our airline partners flying from Bangkok to London Heathrow have new flexible policies in place due to COVID-19. การบินไทย, Finnair, and เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like การบินไทย with this kind of flexibility.

Can I find flights from Bangkok to London Heathrow Airport for under ฿18,600 on Cheapflights?

Yes, there are multiple flights from Bangkok to London Heathrow Airport for under ฿18,600. The cheapest flight booked recently is on Multiple Airlines for just ฿18,518, but on average you can expect to pay ฿19,656.

Are there direct flights from Bangkok to London Heathrow Airport for under ฿23,300 on Cheapflights?

Cheapflights has 20 direct flights from Bangkok to London Heathrow Airport under ฿23,300. A good price for a direct flight from Bangkok to London Heathrow Airport is less than ฿25,725.

Are there last-minute flights available from Bangkok to London Heathrow Airport for under ฿21,800?

There are currently 20+ open flights from Bangkok to London Heathrow Airport within the next 7 days for less than ฿21,800.

What are the cheapest airlines flying from Bangkok to London Heathrow Airport round-trip?

Cheapflights users have booked flights from Bangkok to London Heathrow Airport round-trip from ฿18,587. Other airlines that can offer you cheap pricing are แอร์ฟร้านซ์, from ฿18,656, and Finnair, from ฿20,794. เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ is currently priced 27% below the average price you’ll pay for this route.

What are the most popular airlines that fly from Bangkok to London Heathrow Airport?

Consider Jet Airways, แอร์ฟร้านซ์ or Finnair when booking your flight. These represent the most popular airlines when flying from Bangkok to London Heathrow Airport.

What are the most reliable airlines from Bangkok to London Heathrow Airport?

Before booking your flight to London Heathrow Airport from Bangkok, have a look at the most reliable airlines to get you to your destination on time: แอร์แคนาดา (44%), การบินไทย (44%), บริติชแอร์เวย์( 0%).

What are the cheapest flights from Bangkok to London Heathrow Airport?

On average you can expect to pay ฿57,096 for a flight from Bangkok to London Heathrow Airport. The cheapest flight overall is ฿9,371 while the most popular route, (Bangkok Suvarnabhumi - London Heathrow) is currently priced at ฿18,518.

Alternative routes for Bangkok to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Koh Samui to Heathrowfrom ฿23,502 pp
Chiang Mai to Heathrowfrom ฿31,895 pp

Top 5 airlines flying from Bangkok to Heathrow

The chart below displays the airlines Cheapflights users travelling from Bangkok to Heathrow choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
สกู๊ตCheapest฿13,699Average฿17,205FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search สกู๊ต flights
แอโรฟลอทCheapest฿13,786Average฿23,237FlexibilityNo cancel feeOn-time79%COVID-19 safety
Search แอโรฟลอท flights
แอร์ฟร้านซ์Cheapest฿15,936Average฿19,451FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search แอร์ฟร้านซ์ flights
ไชน่าเซาเทิร์นแอร์ไลน์Cheapest฿17,232Average฿20,255FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search ไชน่าเซาเทิร์นแอร์ไลน์ flights
เอทิฮัดแอร์เวย์Cheapest฿18,030Average฿20,031FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search เอทิฮัดแอร์เวย์ flights

Hourly flight availability from Bangkok to Heathrow

See what time of day planes typically take off from Bangkok to Heathrow
1%of flight departuresEarly morningMidnight to 6 am
17%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
82%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Bangkok to Heathrow

See how many times per day planes take to the skies headed from Bangkok to Heathrow
Sunday2daily flights
Monday2daily flights
Tuesday2daily flights
Wednesday2daily flights
Thursday3daily flights
Friday2daily flights
Saturday3daily flights