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฿4,510+ Cheap flights from London Heathrow Airport

LHR — BKK
21 Sep — 28 Sep1
1 adult
1 adult, Economy, 0 bags

Find flights from Heathrow within your budget

 

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Route

Depart

Return

Price

Cheapest return flight

LondonBangkok

LHR London Heathrow - BKK Bangkok Suvarnabhumi

LHRBKK

London Heathrow

Sun 4/10

20:50-06:50

1 stop28h 00m

Bangkok Suvarnabhumi

Sun 18/10

09:00-19:10

1 stop16h 10m

฿23,042

LondonBangkok

LHR London Heathrow - BKK Bangkok Suvarnabhumi

LHRBKK

London Heathrow

Thu 19/11

06:40-10:35

2 stops20h 55m

Bangkok Suvarnabhumi

Mon 14/12

12:35-09:35

2 stops28h 00m

฿25,069

LondonBangkok

LHR London Heathrow - BKK Bangkok Suvarnabhumi

LHRBKK

London Heathrow

Tue 24/11

21:05-10:35

2 stops30h 30m

Bangkok Suvarnabhumi

Tue 8/12

12:35-21:40

1 stop16h 05m

฿25,069

LondonChiang Mai

LHR London Heathrow - CNX Chiang Mai

LHRCNX

London Heathrow

Mon 14/9

14:45-19:10

2 stops22h 25m

Chiang Mai

Mon 28/9

20:00-12:45

2 stops22h 45m

฿25,886

LondonKrabi

LHR London Heathrow - KBV Krabi

LHRKBV

London Heathrow

Sat 31/10

20:55-18:05

1 stop14h 10m

Krabi

Thu 12/11

08:40-14:30

1 stop36h 50m

฿27,781

LondonChiang Rai

LHR London Heathrow - CEI Chiang Rai

LHRCEI

London Heathrow

Thu 1/10

06:00-10:45

3 stops22h 45m

Chiang Rai

Thu 8/10

15:20-20:00

3 stops34h 40m

฿28,893

LondonTrat

LHR London Heathrow - TDX Trat

LHRTDX

London Heathrow

Thu 17/9

20:50-12:40

2 stops33h 50m

Trat

Mon 21/9

13:10-19:10

2 stops36h 00m

฿29,873

LondonBangkok

LHR London Heathrow - BKK Bangkok Suvarnabhumi

LHRBKK

London Heathrow

Wed 13/1

21:40-09:20

1 stop28h 40m

Bangkok Suvarnabhumi

Fri 5/2

19:15-06:35

1 stop18h 20m

฿30,363

LondonBangkok

LHR London Heathrow - BKK Bangkok Suvarnabhumi

LHRBKK

London Heathrow

Fri 20/11

19:30-10:35

1 stop32h 05m

Bangkok Suvarnabhumi

Tue 12/1

12:35-18:30

1 stop36h 55m

฿30,462

LondonHat Yai

LHR London Heathrow - HDY Hat Yai

LHRHDY

London Heathrow

Thu 10/9

10:00-14:00

2 stops22h 00m

Hat Yai

Mon 14/9

14:40-06:55

2 stops22h 15m

฿30,690

Flights are sorted by cheapest return flights first.

Deals found on 21/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Heathrow

Have a flexible travel schedule? Discover the best time to fly from Heathrow with our price prediction graph.
Estimated return price

Travel insights for flights from Heathrow

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

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

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport (average of ฿25,886). Flying from London Heathrow Airport in December will prove the most costly (average of ฿40,496). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from London Heathrow Airport?

Many airlines operate round-trip flights from London Heathrow Airport: EVA Air, Thai Airways, เอทิฮัดแอร์เวย์, Qatar Airways, Emirates. These airlines fly to the following popular destinations: Bangkok.

EVA Air
EVA Air
From ฿30,743
Thai Airways
Thai Airways
From ฿30,617
เอทิฮัดแอร์เวย์
เอทิฮัดแอร์เวย์
From ฿21,859
Qatar Airways
Qatar Airways
From ฿23,059

What are popular destinations to fly to from London Heathrow Airport?

If you’re flying from London Heathrow Airport, these routes are more frequently taken by airlines New York (1,966 flights per day), Chicago (682 flights per day) and Los Angeles (399 flights per day).

Zurich
Zurich
From ฿18,383
Calgary
Calgary
From ฿15,304

What is the cheapest place to fly to from London Heathrow Airport?

The cheapest city to fly to from London Heathrow Airport is Edinburgh Turnhouse, with prices starting at ฿11,771. Explore other affordable destinations below.

Edinburgh Turnhouse
Edinburgh Turnhouse
From ฿11,771
Dublin
Dublin
From ฿11,776

When is the best time to book a flight from London Heathrow Airport?

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Airline reviews for flights from Heathrow

Read reviews from past customers who have flown EVA Air,Emirates, andThai Airways from London Heathrow Airport. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very Good
1,518 reviews
Check prices

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.7

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Padma,Aug 2026

TPE - SFO

Great but could not allow me to do online booking
EVA Air
8.5
Very Good
1,518 reviews
EVA Air
8.5
Very Good
1,518 reviews
Check prices

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.7

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Padma,Aug 2026

TPE - SFO

Great but could not allow me to do online booking
Emirates
8.1
Very Good
3,657 reviews
EVA Air
8.5
Very Good
1,518 reviews
Check prices

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.7

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Padma,Aug 2026

TPE - SFO

Great but could not allow me to do online booking
Thai Airways
7.9
Good
417 reviews
EVA Air
8.5
Very Good
1,518 reviews
Check prices

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.7

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Padma,Aug 2026

TPE - SFO

Great but could not allow me to do online booking
Qatar Airways
7.4
Good
3,735 reviews
EVA Air
8.5
Very Good
1,518 reviews
Check prices

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.7

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Padma,Aug 2026

TPE - SFO

Great but could not allow me to do online booking
เอทิฮัดแอร์เวย์
7.3
Good
1,507 reviews
EVA Air
8.5
Very Good
1,518 reviews
Check prices

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.7

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Padma,Aug 2026

TPE - SFO

Great but could not allow me to do online booking

Browse thousands of different options on Cheapflights for your next trip

Alternate flight departure points to Heathrow

Flights from London City
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Related info for your journey

  • What are the most popular destinations to fly to from London Heathrow Airport?

    The most selected flight destinations from London Heathrow Airport for the current month are Bangkok Suvarnabhumi Airport, Mumbai, Bengaluru. While Bangkok Suvarnabhumi Airport, Mumbai, Ahmedabad are the top choices made by travellers year-round.

  • What is the cheapest flight from London Heathrow Airport to anywhere?

    Users have flown out of London Heathrow Airport for as low as ฿3,014 to Inverness (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿22,447 to fly from London Heathrow Airport.

  • What are the cheapest airlines flying from London Heathrow Airport to anywhere?

    According to our data, users have found โอมานแอร์, Air China, and Air India to have the cheapest round-trip prices from London Heathrow Airport. Some of the destinations and prices are as follows: โอมานแอร์ flights from London Heathrow Airport to Bangkok Suvarnabhumi (฿9,028). Air China flights from London Heathrow Airport to Bangkok Suvarnabhumi (฿16,685). Air India flights from London Heathrow Airport to Bangkok Suvarnabhumi (฿18,366).

  • What is the cheapest premium economy flight from London Heathrow Airport?

    If you're looking for an elevated level of comfort for your next adventure, premium economy flights from London Heathrow Airport may suit your needs. The cheapest premium economy flights from London Heathrow Airport are:
    Fly London Heathrow to Bangkok Suvarnabhumi Airport from ฿37,987
    Fly London Heathrow to Vienna from ฿45,336
    Fly London Heathrow to Newark Airport from ฿51,468
    Fly London Heathrow to New Delhi from ฿51,607

  • What is the cheapest first class flight from London Heathrow Airport?

    If you’re looking to fly first-class from London Heathrow Airport to anywhere, put Abu Dhabi on your list as prices start at ฿135,790 for this destination.

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

    At the present moment the cheapest month to fly from London Heathrow Airport is currently May; with December being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from London Heathrow Airport?

    Here are some of the cheapest flight destinations from London Heathrow Airport:
    Fly from London to Bangkok from ฿17,813
    Fly from London to Phuket City from ฿18,597
    Fly from London to Ko Samui from ฿24,971

  • How does Cheapflights help users find flights from Heathrow?

    Deals for flights from Heathrow are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

    Cheapflights helps you find that perfect flight from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Heathrow with no change fees?

    Certainly. Search results for flights from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

    Yes! Start tracking prices for flights from Heathrow today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

See more FAQs

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow?

Deals for flights from Heathrow are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow with no change fees?

Certainly. Search results for flights from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for flights from Heathrow today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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