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£44+ Cheap flights from London Heathrow Airport

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — BKK
12 May — 19 May1
1 adult

What to know about flights from Heathrow

Discover essential information about flights departing from Heathrow, including flight schedules, destinations, airlines operating at the Heathrow airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 7 May 2025.

Cheapest airline

Air Canada

Good round-trip deal

£55 or less

Good one-way deal

£40 or less
On average, Air Canada currently has the cheapest one-way flight from London Heathrow (avg. price of £710).
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Price to beat on a round-trip flight from London Heathrow.
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Price to beat on a one-way flight from London Heathrow.
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Cheapest flights from Heathrow
Explore the most affordable flight options available from Heathrow. Find the lowest fares based on data from user searches, with prices last updated on 7 May 2025.

Tue 10/618:50LHR - AGP
1 stop18h 20mMultiple Airlines
Fri 13/620:45AGP - LHR
1 stop22h 15mMultiple Airlines
Deal found 7/5£80
Wed 4/615:30LHR - AGP
1 stop4h 50mVueling
Tue 8/707:40AGP - LHR
1 stop11h 20mVueling
Deal found 6/5£92
Mon 19/506:40LHR - AGP
1 stop11h 40mScandinavian Airlines
Sat 24/511:40AGP - LHR
1 stop7h 50mScandinavian Airlines
Deal found 7/5£116
Mon 30/618:35LHR - IST
Nonstop3h 50mBritish Airways
Tue 8/719:55IST - LHR
Nonstop4h 00mBritish Airways
Deal found 7/5£118
Wed 14/508:00LHR - LIS
Nonstop2h 45mTAP AIR PORTUGAL
Wed 21/510:00LIS - LHR
Nonstop2h 45mTAP AIR PORTUGAL
Deal found 7/5£119
Wed 14/508:00LHR - LIS
Nonstop2h 45mMultiple Airlines
Wed 21/521:15LIS - LHR
1 stop11h 55mMultiple Airlines
Deal found 7/5£127
Mon 2/619:45LHR - IST
1 stop5h 40mMultiple Airlines
Thu 12/617:05IST - LHR
1 stop5h 50mMultiple Airlines
Deal found 6/5£134
Wed 4/606:35LHR - AGP
Nonstop2h 50mBritish Airways
Sat 7/614:10AGP - LHR
Nonstop2h 50mBritish Airways
Deal found 6/5£138
Mon 2/606:55LHR - AGP
1 stop9h 40mLufthansa
Sat 7/612:10AGP - LHR
1 stop9h 35mLufthansa
Deal found 6/5£150
Fri 4/714:45LHR - AGP
1 stop8h 00mKLM
Mon 7/713:20AGP - LHR
1 stop7h 05mKLM
Deal found 6/5£153
Tue 3/617:10LHR - LIS
1 stop6h 10mSWISS
Wed 18/605:55LIS - LHR
1 stop10h 30mSWISS
Deal found 7/5£153
Sat 10/520:00LHR - AGP
1 stop11h 30mIberia
Sat 17/520:55AGP - LHR
Nonstop2h 45mIberia
Deal found 7/5£154

Find flights from Heathrow within your budget

Find flights departing from Heathrow that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 7 May 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

LondonMálaga

LHR - AGP

LHRAGP

London Heathrow

Tue 10/6

18:50-23:20

1 stop27h 30m

Malaga

Fri 13/6

20:45-18:00

1 stop22h 15m

£80

LondonMálaga

LHR - AGP

LHRAGP

London Heathrow

Wed 4/6

15:30-21:20

1 stop4h 50m

Malaga

Tue 8/7

07:40-18:00

1 stop11h 20m

£92

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Mon 29/9

19:50-22:35

Nonstop2h 45m

Lisbon Humberto Delgado

Mon 6/10

07:35-10:20

Nonstop2h 45m

£107

LondonMálaga

LHR - AGP

LHRAGP

London Heathrow

Mon 19/5

06:40-19:20

1 stop11h 40m

Malaga

Sat 24/5

11:40-18:30

1 stop7h 50m

£116

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 30/6

18:35-00:25

Nonstop3h 50m

Istanbul

Tue 8/7

19:55-21:55

Nonstop4h 00m

£118

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Sun 15/6

07:15-10:05

Nonstop2h 50m

Lisbon Humberto Delgado

Sun 15/6

18:50-21:35

Nonstop2h 45m

£125

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Sat 27/9

20:50-08:30

1 stop11h 40m

Lisbon Humberto Delgado

Tue 30/9

16:20-14:45

1 stop22h 25m

£131

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 2/6

19:45-03:25

1 stop5h 40m

Istanbul

Thu 12/6

17:05-20:55

1 stop5h 50m

£134

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 3/6

06:00-08:40

Nonstop2h 40m

Lisbon Humberto Delgado

Wed 11/6

19:30-07:40

1 stop12h 10m

£146

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 3/6

17:10-23:20

1 stop6h 10m

Lisbon Humberto Delgado

Wed 18/6

05:55-16:25

1 stop10h 30m

£153

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 60 results
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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
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

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

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Suvarnabhumi. Price data was last updated on 2 May 2025.

Booking 42 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.

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

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport (average of £412). Flying from London Heathrow Airport in July will prove the most costly (average of £580). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Heathrow to Suvarnabhumi. Price data was last updated on 5 May 2025.

Those who are seeking the cheapest fare on flights departing from London Heathrow Airport would be wise to consider leaving during Tuesday afternoons when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Friday afternoons when fares are usually the most expensive.

Which airlines fly from London Heathrow Airport?

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

British Airways

British Airways

From £62

Virgin Atlantic

Virgin Atlantic

From £398

Air India

Air India

From £462

Qatar Airways

Qatar Airways

From £494

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 (1,776 flights per day), Chicago (640 flights per day) and Paris (534 flights per day).

New Delhi Indira Gandhi Intl

New Delhi Indira Gandhi Intl

From £318

Doha Hamad Intl

Doha Hamad Intl

From £373

Mumbai Chhatrapati Shivaji Intl

Mumbai Chhatrapati Shivaji Intl

From £322

Abu Dhabi Zayed Intl

Abu Dhabi Zayed Intl

From £334

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

The cheapest city to fly to from London Heathrow Airport is Santiago de Compostela, with prices starting at £23. Explore other affordable destinations below.

Santiago de Compostela

Santiago de Compostela

From £31

Bilbao

Bilbao

From £43

Paris

Paris

From £45

Newcastle upon Tyne

Newcastle upon Tyne

From £48

Airline reviews for flights from Heathrow

Get insights into the airlines that provide service from Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Heathrow. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Food

8.5

Entertainment

7.7

Comfort

8.1

Crew

9.0

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.1
Very Good
38 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Food

8.5

Entertainment

7.7

Comfort

8.1

Crew

9.0

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Singapore Airlines
8.1
Very Good
1,293 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Food

8.5

Entertainment

7.7

Comfort

8.1

Crew

9.0

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Vietnam Airlines
7.6
Good
196 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Food

8.5

Entertainment

7.7

Comfort

8.1

Crew

9.0

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
China Southern
7.5
Good
96 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Food

8.5

Entertainment

7.7

Comfort

8.1

Crew

9.0

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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Related info for your journey

Access useful and relevant information related to your journey from Heathrow. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 7 May 2025.

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

    This month, the top selected destinations from London Heathrow Airport are Bangkok Suvarnabhumi Airport, Barcelona-El Prat Airport, Bengaluru. Throughout the year, Bangkok Suvarnabhumi Airport, Ahmedabad, Amritsar are some of the top choices made by users flying from London Heathrow Airport.

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

    Users have flown out of London Heathrow Airport for as low as £23 to Santiago de Compostela (prices may vary depending on the airline and departure time). On average, users have booked flights for £861 to fly from London Heathrow Airport.

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

    Over the past few days, we've found that Avianca, Aer Lingus, and Ryanair have the cheapest prices from London Heathrow Airport. Avianca flights from London Heathrow Airport to San Andres Island (£7), Aer Lingus flights from London Heathrow Airport to Hartford Bradley Intl (£8), and Ryanair flights from London Heathrow Airport to Edinburgh Turnhouse (£14).

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

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from London Heathrow Airport.
    London Heathrow to Belgrade from £127
    London Heathrow to Hannover from £188
    London Heathrow to Glasgow Intl Airport from £232
    London Heathrow to Billund from £252

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

    If you’re looking for a cheap first-class flight from London Heathrow Airport, consider Dublin. Prices start at £170 so you can fly first-class even on a budget.

  • 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 November; with July 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?

    Check out the cheapest flights from London Heathrow Airport to embark to:
    Travel from London to London from £45 round trip
    Travel from London to Bilbao from £49 round trip
    Travel from London to Santiago de Compostela from £50 round trip
    Travel from London to Paris from £57 round trip
    Travel from London to Newcastle upon Tyne from £64 round trip

  • How does Cheapflights help users find flights from Heathrow?

    When you search for this flight from Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

    Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

  • 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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Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow?

When you search for this flight from Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow with no change fees?

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

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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