Cheap flights from London to Bangkok from $348 LCY, LGW, LHR, LTN, SEN, STN → BKK, DMK

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $459 to $521.

At $583, the cheapest return found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 25-night return fares leaving within 3 days of 5 Feb 2027 to compare.

Every date we hold

1491 fares on 68 departure dates

Which month looks cheapest?

March 2027 is the cheapest month — from $516.

Found recently, and the cheapest we hold

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $348 to $666.

At $348, the cheapest one-way found recently is at the low end of that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 11 Apr 2027 to compare.

Every date we hold

37 fares on 3 departure dates

Which month looks cheapest?

April 2027 is the cheapest month — from $348.

Return

Fares 30 to 59 days before departure were typically 28% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Not enough history yet: in 49 days of one-way prices, 24 Sept to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.

How much is a return flight from London to Bangkok?

The cheapest return found recently is $583 with Hainan Airlines, 5 Feb 2027 to 2 Mar 2027, found 2 days ago. The cheapest return we hold, of any age, is $516 with Hainan Airlines, 3 Mar 2027 to 23 Mar 2027, found 3 days ago. The cheapest return fare on each of 68 departure dates is usually $609 to $909.

How much is a one-way flight from London to Bangkok?

The cheapest one-way found recently is $348 with Scoot, 11 Apr 2027, found 4 days ago. The cheapest one-way fare on each of 3 departure dates is usually $378 to $415.

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

March 2027 is the cheapest month for a return, from $516, 3 Mar 2027 to 23 Mar 2027, found 3 days ago. April 2027 is the cheapest month for a one-way, from $348, 11 Apr 2027, found 4 days ago.

Every date in March 2027

How far ahead should I book a flight from London to Bangkok?

In 49 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 28% lower than 0 to 6 days before departure.

Is there a direct flight from London to Bangkok?

Yes, the cheapest nonstop return found recently is $748 with Norse Atlantic UK, 5 Feb 2027 to 2 Mar 2027, found 2 days ago. The cheapest nonstop one-way found recently is $400 with Norse Atlantic UK, 11 Apr 2027, found 4 days ago.

Every nonstop date from London to Bangkok

How long is the flight from London to Bangkok?

The cheapest nonstop one-way found recently, with Norse Atlantic UK on 11 Apr 2027, takes 11 h 40 min from London Gatwick Airport (LGW) to Suvarnabhumi Airport (BKK). The cheapest one-way found recently, with Scoot on 11 Apr 2027, takes 43 h 25 min with 2 stops, including a 21 h connection.

Which airlines have the cheapest flights from London to Bangkok?

Between 17 Nov and 1 Sept 2027, China Southern Airlines has the cheapest return on 12 of the 68 departure dates we hold, Shenzhen Airlines on 10 and easyJet on 8. Between 11 Apr 2027 and 22 Sept 2027, Wizz Air UK has the cheapest one-way on 2 of the 3 departure dates we hold, and Scoot on 1.