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Cheap flights from London Heathrow Airport to Thailand from £332

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
22 Jan — 29 Jan1
1 adult

Cheap flight deals from Heathrow to Thailand

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Thailand (TH0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 January 2025.

Round-trip from

£497

One-way from

£332
Hainan Airlines
  • Hainan Airlines
  • 27/1-27/2
  • 4 total stops
  • 59h 30m total
  • London to Thailand
Search Deals
Air China
  • Air China
  • 30/1
  • 1 total stop
  • 31h 55m total
  • London to Thailand
Search Deals

Find flight deals from Heathrow to Thailand

Cheapest flights from Heathrow to Thailand
Explore the most affordable flight options available from Heathrow to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Wed 26/1120:25LHR - BKK
1 stop20h 45mAir China
Mon 15/1201:30BKK - LHR
1 stop23h 20mAir China
Deal found 16/1£497
Tue 18/307:45LHR - BKK
1 stop22h 20mMultiple Airlines
Sat 22/322:20BKK - LHR
2 stops27h 05mMultiple Airlines
Deal found 16/1£499
Mon 27/121:00LHR - BKK
1 stop20h 55mChina Eastern
Mon 10/201:55BKK - LHR
1 stop19h 00mChina Eastern
Deal found 15/1£500
Mon 17/322:00LHR - BKK
1 stop17h 30mChina Southern
Sun 23/302:10BKK - LHR
2 stops22h 45mChina Southern
Deal found 16/1£501
Fri 28/208:45LHR - BKK
1 stop22h 20mAir India
Sat 22/314:35BKK - LHR
1 stop27h 30mAir India
Deal found 16/1£503
Sat 8/321:35LHR - HKT
1 stop32h 15mAir China
Sat 15/314:00HKT - LHR
2 stops32h 55mAir China
Deal found 17/1£506
Sun 23/221:00LHR - HKT
1 stop37h 05mChina Eastern
Tue 4/300:20HKT - LHR
1 stop20h 35mChina Eastern
Deal found 16/1£506
Wed 5/222:00LHR - HKT
1 stop18h 15mChina Southern
Mon 10/316:35HKT - LHR
1 stop32h 40mChina Southern
Deal found 16/1£507
Thu 30/106:35LHR - HKT
2 stops33h 30mMultiple Airlines
Tue 4/219:50HKT - LHR
1 stop29h 35mMultiple Airlines
Deal found 16/1£508
Fri 21/321:10LHR - HKT
1 stop36h 10mShenzhen Airlines
Sat 29/317:25HKT - LHR
1 stop32h 35mShenzhen Airlines
Deal found 16/1£517
Fri 31/121:10LHR - BKK
1 stop21h 55mShenzhen Airlines
Sun 23/203:05BKK - LHR
1 stop23h 05mShenzhen Airlines
Deal found 15/1£517
Mon 3/321:00LHR - CNX
2 stops35h 25mChina Eastern
Sun 9/315:35CNX - LHR
1 stop29h 20mChina Eastern
Deal found 16/1£525

Find flights from Heathrow to Thailand within your budget

Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Sat 1/2

20:25-21:30

1 stop18h 05m

Bangkok Suvarnabhumi

Wed 19/2

22:40-15:55

1 stop24h 15m

£497

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 3/2

21:10-10:05

1 stop29h 55m

Bangkok Suvarnabhumi

Sun 2/3

19:20-17:55

1 stop29h 35m

£498

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Thu 13/3

22:00-14:30

1 stop33h 30m

Bangkok Suvarnabhumi

Thu 20/3

20:20-17:55

2 stops28h 35m

£499

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Sat 8/3

21:35-12:50

1 stop32h 15m

Phuket City

Sat 15/3

14:00-15:55

2 stops32h 55m

£506

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Sun 23/2

21:00-17:05

1 stop37h 05m

Phuket City

Tue 4/3

00:20-13:55

1 stop20h 35m

£506

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Wed 5/2

22:00-23:15

1 stop18h 15m

Phuket City

Wed 12/3

16:35-18:15

1 stop32h 40m

£507

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Thu 30/1

06:35-23:05

2 stops33h 30m

Phuket City

Tue 4/2

19:50-18:25

1 stop29h 35m

£508

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 5/5

21:05-16:55

1 stop13h 50m

Bangkok Suvarnabhumi

Fri 23/5

22:30-20:20

1 stop27h 50m

£508

LondonPhuket City

LHR - HKT

LHRHKT

London Heathrow

Fri 21/3

21:10-16:20

1 stop36h 10m

Phuket City

Sat 29/3

17:25-19:00

1 stop32h 35m

£517

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 31/1

21:10-02:05

1 stop21h 55m

Bangkok Suvarnabhumi

Sun 23/2

03:05-19:10

1 stop23h 05m

£517

Flights are sorted by cheapest return flights first.

Deals found on 17/1

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Heathrow to Thailand

Get recent, data-driven insights about flights from Heathrow to Thailand including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from London Heathrow Airport to Thailand?

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Thailand (average of £791). Flying from London Heathrow Airport to Thailand in December is currently the most expensive (average of £1,123). 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.

What is the cheapest time of day to fly from LHR to TH?

Find hourly flight availability from Heathrow to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

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

Weekly flight availability from London Heathrow Airport to Thailand

Explore weekly flight availability from Heathrow to Thailand. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 January 2025.

The most flights from LHR to TH0 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).

Rainfall in Thailand by month

Plan your trip to Thailand by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Thailand ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Thailand when rainfall is around 10.0 mm.

Temperature in Thailand by month

Plan your trip to Thailand by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Thailand, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Thailand. Reviews last updated 17 January 2025.
Peruse reviews from past customers who have flown with Air China, China Southern and Air India from London to Thailand to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,248 reviews
Check prices

Food

8.0

Entertainment

8.0

Crew

8.6

Boarding

8.4

Overall

8.4

Comfort

8.2

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

EVA Air
8.4
Very Good
1,248 reviews
EVA Air
8.4
Very Good
1,248 reviews
Check prices

Food

8.0

Entertainment

8.0

Crew

8.6

Boarding

8.4

Overall

8.4

Comfort

8.2

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Asiana Airlines
8.3
Very Good
466 reviews
EVA Air
8.4
Very Good
1,248 reviews
Check prices

Food

8.0

Entertainment

8.0

Crew

8.6

Boarding

8.4

Overall

8.4

Comfort

8.2

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

China Airlines
8.2
Very Good
737 reviews
EVA Air
8.4
Very Good
1,248 reviews
Check prices

Food

8.0

Entertainment

8.0

Crew

8.6

Boarding

8.4

Overall

8.4

Comfort

8.2

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Singapore Airlines
8.1
Very Good
1,327 reviews
EVA Air
8.4
Very Good
1,248 reviews
Check prices

Food

8.0

Entertainment

8.0

Crew

8.6

Boarding

8.4

Overall

8.4

Comfort

8.2

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Thailand. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from London Heathrow Airport to Thailand one-way?

    For one-way options, check prices for Air China. According to our data, you can fly for as low as £332. Users have also found prices from £333 and £335 on Hainan Airlines and Gulf Air, respectively.

  • What are the most popular routes from London Heathrow Airport to Thailand?

    Most travelers choose London Heathrow - Bangkok Suvarnabhumi, London Heathrow - Bangkok Don Mueang Intl or London Heathrow - Phuket City when deciding on the best route from London Heathrow Airport to Thailand.

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

    The top 3 most reliable airlines when flying from London Heathrow Airport to Thailand are Air Canada (67%), Thai Airways (58%) and EVA Air (47%).

  • What are the cheapest flights from London Heathrow Airport to Thailand?

    On average you can expect to pay £2,415 for a flight from London Heathrow Airport to Thailand. The cheapest flight overall is £386 while the most popular route, (London Heathrow - Bangkok Suvarnabhumi) is currently priced at £1.

  • Can I find deals for flights from Heathrow to Thailand that include hotel bookings?

    Yes. In addition to deals on Heathrow to Thailand flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Thailand?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Thailand.

  • Can I find deals for business class flights from Heathrow to Thailand?

    Yes. Cheapflights offers flight deals from Heathrow to Thailand by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Thailand?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Thailand (average of £791). Flying from London Heathrow Airport to Thailand in December is currently the most expensive (average of £1,123). 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.

See more FAQs

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Alternative routes for Heathrow to Thailand

See prices for flight routes from nearby airports that may be better suited for you.
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Gatwick to Kuala Lumpur Intl flights
London City to Kuala Lumpur Intl flights
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Heathrow to Phuket City flights
Stansted to Manila flights
Gatwick to Hong Kong flights
London City to Manila flights
London City to Hong Kong flights
Stansted to Kuala Lumpur Intl flights
London City to Denpasar flights
Stansted to Denpasar flights
Gatwick to Colombo flights
Gatwick to Singapore flights
Heathrow to Ahmedabad flights
Stansted to Colombo flights
Gatwick to Islamabad flights
Heathrow to Hanoi flights
Stansted to Hong Kong flights
Heathrow to Hyderabad flights
Stansted to Mumbai flights
Gatwick to Mumbai flights
Gatwick to Ahmedabad flights

Top 10 airlines flying from Heathrow to Thailand

Discover the top 10 airlines that operate flights from Heathrow to Thailand. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£110Average£135FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Qantas AirwaysCheapest£409Average£781FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Hainan AirlinesCheapest£446Average£501FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Royal Brunei AirlinesCheapest£493Average£896FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Air FranceCheapest£529Average£807FlexibilityNo cancel feeOn-time77%
Search Air France flights
SAUDIACheapest£529Average£646FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
KLMCheapest£535Average£761FlexibilityNo cancel feeOn-time75%
Search KLM flights
SWISSCheapest£535Average£824FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Kuwait AirwaysCheapest£553Average£639FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Royal JordanianCheapest£567Average£730FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Thailand?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Thailand. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Thailand?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Thailand.

Can Cheapflights find flights from Heathrow to Thailand with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Thailand, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Thailand become cheaper?

Of course! You can now track prices for flights from Heathrow to Thailand and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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