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Cheap flights from the United Kingdom to Thailand from £309

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Thailand departing on 23/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from the United Kingdom to Thailand

Recent return flight deals from the United Kingdom to Thailand

Enter your travel dates to find the best prices.
China Eastern Logo
10:30 - 01:15LGW-BKK
31h 45m3 stops
China Eastern Logo
01:55 - 14:00BKK-LGW
19h 05m1 stop
£464China Eastern
Find Deal
Thu, 29 Jan - Wed, 11 Feb
China Southern Logo
17:15 - 10:10LHR-BKK
33h 55m2 stops
China Southern Logo
18:05 - 18:35BKK-LHR
31h 30m1 stop
£464China Southern
Find Deal
Sun, 23 Nov - Thu, 4 Dec
Multiple Airlines Logo
08:05 - 15:25STN-BKK
24h 20m2 stops
Multiple Airlines Logo
03:20 - 13:05BKK-STN
16h 45m1 stop
£464Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 17 Dec
China Eastern Logo
10:30 - 20:10LGW-BKK
26h 40m3 stops
China Eastern Logo
21:05 - 06:30BKK-LGW
40h 25m3 stops
£465China Eastern
Find Deal
Mon, 24 Nov - Fri, 5 Dec
Hainan Airlines Logo
21:00 - 10:05LHR-BKK
30h 05m2 stops
Hainan Airlines Logo
19:10 - 17:55BKK-LHR
29h 45m1 stop
£466Hainan Airlines
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Mon, 8 Dec - Sat, 20 Dec
Air China Logo
11:05 - 01:30LGW-BKK
31h 25m1 stop
Air China Logo
02:30 - 06:55BKK-LGW
35h 25m1 stop
£467Air China
Find Deal
Mon, 5 Jan - Tue, 13 Jan
Air China Logo
20:25 - 18:05LHR-BKK
38h 40m1 stop
Air China Logo
01:30 - 15:55BKK-LHR
21h 25m1 stop
£467Air China
Find Deal
Fri, 27 Feb - Thu, 12 Mar
Air India Logo
21:05 - 19:30LHR-HKT
15h 25m1 stop
Air India Logo
09:10 - 11:30HKT-LHR
33h 20m1 stop
£489Air India
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Thu, 5 Mar - Tue, 10 Mar
Etihad Airways Logo
19:20 - 12:00LHR-HKT
33h 40m1 stop
Etihad Airways Logo
03:10 - 14:30HKT-LHR
18h 20m1 stop
£492Etihad Airways
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Mon, 2 Mar - Thu, 12 Mar
Air India Logo
21:05 - 19:30LHR-HKT
15h 25m1 stop
Air India Logo
20:25 - 11:30HKT-LHR
21h 05m1 stop
£493Air India
Find Deal
Wed, 18 Mar - Sat, 4 Apr

SWISS flights from United Kingdom to Thailand

Our best SWISS deals on United Kingdom to Thailand flight tickets
SWISS
2 May
LHR08:55London Heathrow
18h 50m
2 stops
BKK09:45Bangkok Suvarnabhumi
8 Jun
BKK12:50Bangkok Suvarnabhumi
25h 05m
1 stop
LHR07:55London Heathrow
£501
Find similar
SWISS
2 Dec
LCY13:30London City
14h 15m
1 stop
BKK10:45Bangkok Suvarnabhumi
16 Dec
BKK13:15Bangkok Suvarnabhumi
26h 30m
1 stop
LCY08:45London City
£505
Find similar
SWISS
6 May
LCY13:05London City
14h 40m
1 stop
BKK09:45Bangkok Suvarnabhumi
27 May
BKK12:50Bangkok Suvarnabhumi
26h 00m
1 stop
LCY08:50London City
£511
Find similar

KLM flights from United Kingdom to Thailand

Our best KLM deals on United Kingdom to Thailand flight tickets
KLM
28 Apr
LCY10:00London City
17h 30m
1 stop
BKK09:30Bangkok Suvarnabhumi
14 May
BKK12:05Bangkok Suvarnabhumi
25h 10m
1 stop
LCY07:15London City
£572
Find similar
KLM
19 Nov
MAN09:05Manchester
18h 00m
1 stop
BKK10:05Bangkok Suvarnabhumi
17 Dec
BKK09:15Bangkok Suvarnabhumi
19h 45m
1 stop
MAN22:00Manchester
£587
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Thailand that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 14 November 2025.
Use the filters below to find and compare flights from the United Kingdom to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Thu 29/1

10:30-01:15

3 stops31h 45m

Bangkok Suvarnabhumi

Wed 11/2

01:55-14:00

1 stop19h 05m

£464

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sun 23/11

17:15-10:10

2 stops33h 55m

Bangkok Suvarnabhumi

Thu 4/12

18:05-18:35

1 stop31h 30m

£464

LondonBangkok

STN - BKK

STNBKK

London Stansted

Wed 3/12

08:05-15:25

2 stops24h 20m

Bangkok Suvarnabhumi

Wed 17/12

03:20-13:05

1 stop16h 45m

£464

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Mon 24/11

10:30-20:10

3 stops26h 40m

Bangkok Suvarnabhumi

Fri 5/12

21:05-06:30

3 stops40h 25m

£465

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 8/12

21:00-10:05

2 stops30h 05m

Bangkok Suvarnabhumi

Sat 20/12

19:10-17:55

1 stop29h 45m

£466

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

Mon 5/1

11:05-01:30

1 stop31h 25m

Bangkok Suvarnabhumi

Tue 13/1

02:30-06:55

1 stop35h 25m

£467

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 27/2

20:25-18:05

1 stop38h 40m

Bangkok Suvarnabhumi

Thu 12/3

01:30-15:55

1 stop21h 25m

£467

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Thu 5/3

21:05-19:30

1 stop15h 25m

Phuket City

Tue 10/3

09:10-11:30

1 stop33h 20m

£489

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Mon 2/3

19:20-12:00

1 stop33h 40m

Phuket City

Thu 12/3

03:10-14:30

1 stop18h 20m

£492

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Wed 18/3

21:05-19:30

1 stop15h 25m

Phuket City

Sat 4/4

20:25-11:30

1 stop21h 05m

£493

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Thailand from

How to get the cheapest flight ticket from United Kingdom to Thailand

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Thailand?

In general, May is the cheapest month to fly from United Kingdom to Thailand. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £407. If you are unable to visit Thailand during the month of May, then departing from United Kingdom during the month September is also very affordable. Most momondo users find prices during this month for around £552.

What is the cheapest day to depart on your flight to Thailand?

The cheapest day to depart on your flight to Thailand is on a Tuesday when prices can be found for as low as £731. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £778.

What is the cheapest time of day to depart on your flight to Thailand?

Our data shows that the cheapest United Kingdom to Thailand flights are usually those with departure times at midday. Our users have found flights to Thailand at midday for as low as £659. In contrast, the most expensive time of day to depart to Thailand is in the evening when prices are around £762.

What is the cheapest United Kingdom to Thailand flight route?

Fly from London Gatwick to Bangkok Suvarnabhumi for the best United Kingdom - Thailand flight prices

How far in advance should I book a flight to Thailand?

You are more likely to see cheaper flights to Thailand from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around £716 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from United Kingdom for as low as £660 on momondo.

What cabin class options are available on United Kingdom to Thailand flights?

There are 4 cabin classes available to choose from on United Kingdom to Thailand flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap United Kingdom to Thailand flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Thailand

Best price found

£316

Fastest flight time

11h 15m

Direct flights

Mon, Tue, Wed, Thu and Sat

Airports in Thailand

1 airport
The best one-way flight to Thailand from United Kingdom in the past 72 hours is £316. The best return flight deal from United Kingdom to Thailand found on momondo in the last 72 hours is £498.
The fastest flight from United Kingdom to Thailand takes 11h 15m
Direct flights go from United Kingdom to Thailand on Monday, Tuesday, Wednesday, Thursday and Saturday. Airlines offering direct flights are: EVA Air and Norse Atlantic UK..
There is 1 airport near Thailand: Bangkok Suvarnabhumi (BKK)
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Thailand?

    Prices for flights from United Kingdom to Thailand are refreshed on a daily basis.

  • How many operators does momondo search for flights from United Kingdom to Thailand?

  • How old do you have to be to fly from United Kingdom to Thailand?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to Thailand.

  • What documentation or ID do you need to fly to Thailand?

    The travel and health documents required for your trip to Thailand can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Thailand. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from United Kingdom to Thailand?

Best airlines flying from United Kingdom to Thailand

Compare and see reviews for airlines that fly from United Kingdom to Thailand with momondo
Airline
Rating
Free Cancellation
Price
Bangkok AirwaysPriceFrom £116Free CancellationRating
8.0
117 reviews
Search Bangkok Airways flights
Hahn AirPriceFrom £280Free CancellationRating
0.0
Search Hahn Air flights
Turkmenistan AirlinesPriceFrom £296Free CancellationRating
0.0
0 reviews
Search Turkmenistan Airlines flights
Norse Atlantic UKPriceFrom £299Free CancellationRating
7.2
51 reviews
Search Norse Atlantic UK flights
Shenzhen AirlinesPriceFrom £343Free CancellationRating
7.5
20 reviews
Search Shenzhen Airlines flights
TUI AirwaysPriceFrom £475Free CancellationRating
0.0
0 reviews
Search TUI Airways flights
A.P.G.PriceFrom £476Free CancellationRating
0.0
Search A.P.G. flights
Royal Brunei AirlinesPriceFrom £478Free CancellationRating
0.0
0 reviews
Search Royal Brunei Airlines flights
Juneyao AirlinesPriceFrom £479Free CancellationRating
0.0
0 reviews
Search Juneyao Airlines flights
SWISSPriceFrom £486Free CancellationRating
7.5
1,784 reviews
Search SWISS flights

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Thailand?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United Kingdom to Thailand . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from United Kingdom to Thailand with flexible booking policies on momondo?

Yes. All flights to Thailand from United Kingdom on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United Kingdom to Thailand?

momondo helps you find the best flight between United Kingdom and Thailand by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from United Kingdom to Thailand right now. Can momondo alert me if prices change?

If you are not ready to book a flight from United Kingdom to Thailand now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Thailand and let you know when they change.

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