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HK$636+ Cheap flights from London

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 18-8. 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.
LON — HKG
16 Jul — 23 Jul1
1 adult

What to know about flights from London

Discover essential information about flights departing from London, including flight schedules, destinations, airlines operating at the London 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 11 July 2025.

Cheapest airline

easyJet

Good round-trip deal

HK$492 or less

Good one-way deal

HK$149 or less
On average, easyJet currently has the cheapest one-way flight from London (avg. price of HK$422).
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Price to beat on a round-trip flight from London.
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Price to beat on a one-way flight from London.
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Find flights from London

Cheapest flights from London
Explore the most affordable flight options available from London. Find the lowest fares based on data from user searches, with prices last updated on 11 July 2025.

Mon 22-915:30LHR - PMI
1 stop7h 15mVueling
Thu 25-906:55PMI - LHR
1 stop8h 50mVueling
Deal found 11-7HK$887
Sun 7-1207:55LHR - MRS
Nonstop1h 55mBritish Airways
Sun 7-1217:25MRS - LHR
Nonstop2h 05mBritish Airways
Deal found 11-7HK$1,083
Fri 28-1109:55LHR - MRS
1 stop6h 25mVueling
Sun 30-1116:25MRS - LHR
1 stop17h 45mVueling
Deal found 9-7HK$1,374
Tue 2-906:55LHR - MRS
1 stop13h 45mLufthansa
Sun 14-906:00MRS - LHR
1 stop4h 55mLufthansa
Deal found 10-7HK$1,758
Thu 25-917:10LHR - MRS
1 stop4h 45mMultiple Airlines
Mon 29-918:20MRS - LHR
1 stop4h 05mMultiple Airlines
Deal found 11-7HK$1,805
Wed 6-806:40LHR - MRS
1 stop15h 15mBrussels Airlines
Wed 13-806:40MRS - LHR
1 stop15h 15mBrussels Airlines
Deal found 9-7HK$1,876
Thu 25-906:00LHR - MRS
1 stop26h 15mAustrian Airlines
Sun 28-920:10MRS - LHR
1 stop26h 30mAustrian Airlines
Deal found 10-7HK$1,892
Thu 11-913:45LHR - LAX
1 stop32h 50mTAP AIR PORTUGAL
Tue 14-1016:40LAX - LHR
1 stop18h 10mTAP AIR PORTUGAL
Deal found 9-7HK$4,113
Wed 8-1008:40LHR - LAX
1 stop15h 50mUnited Airlines
Tue 14-1016:40LAX - LHR
Nonstop10h 30mUnited Airlines
Deal found 10-7HK$4,207
Mon 27-1019:50LHR - LAX
2 stops29h 10mScandinavian Airlines
Sat 8-1119:30LAX - LHR
1 stop15h 00mScandinavian Airlines
Deal found 9-7HK$4,223
Wed 1-1006:00LHR - LAX
1 stop18h 30mSWISS
Wed 22-1019:35LAX - LHR
1 stop15h 45mSWISS
Deal found 10-7HK$4,231
Sun 7-906:00LHR - LAX
1 stop15h 05mMultiple Airlines
Sun 21-916:40LAX - LHR
Nonstop10h 30mMultiple Airlines
Deal found 9-7HK$4,239

Find flights from London within your budget

Find flights departing from London 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 11 July 2025. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Hong Kong

Route

Departure

Return

Price

LondonPalma de Mallorca

LHR - PMI

LHRPMI

London Heathrow

Mon 22-9

15:30-23:45

1 stop7h 15m

Palma de Mallorca Son Sant Joan

Thu 25-9

06:55-14:45

1 stop8h 50m

HK$887

LondonMarseille

LHR - MRS

LHRMRS

London Heathrow

Sun 7-12

07:55-10:50

Nonstop1h 55m

Marseille

Sun 7-12

17:25-18:30

Nonstop2h 05m

HK$1,083

LondonMarseille

LHR - MRS

LHRMRS

London Heathrow

Fri 28-11

09:55-17:20

1 stop6h 25m

Marseille

Sun 30-11

16:25-09:10

1 stop17h 45m

HK$1,374

LondonMarseille

LHR - MRS

LHRMRS

London Heathrow

Tue 2-9

06:55-21:40

1 stop13h 45m

Marseille

Sun 14-9

06:00-09:55

1 stop4h 55m

HK$1,758

LondonMarseille

LHR - MRS

LHRMRS

London Heathrow

Thu 25-9

17:10-22:55

1 stop4h 45m

Marseille

Mon 29-9

18:20-21:25

1 stop4h 05m

HK$1,805

LondonMarseille

LHR - MRS

LHRMRS

London Heathrow

Wed 6-8

06:40-22:55

1 stop15h 15m

Marseille

Wed 13-8

06:40-20:55

1 stop15h 15m

HK$1,876

LondonMarseille

LHR - MRS

LHRMRS

London Heathrow

Thu 25-9

06:00-09:15

1 stop26h 15m

Marseille

Sun 28-9

20:10-21:40

1 stop26h 30m

HK$1,892

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 11-9

13:45-14:35

1 stop32h 50m

Los Angeles

Tue 14-10

16:40-18:50

1 stop18h 10m

HK$4,113

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 8-10

08:40-16:30

1 stop15h 50m

Los Angeles

Tue 14-10

16:40-11:10

Nonstop10h 30m

HK$4,207

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 27-10

19:50-18:00

2 stops29h 10m

Los Angeles

Sat 8-11

19:30-21:40

1 stop18h 10m

HK$4,223

Flights are sorted by cheapest return flights first.

Deals found on 11-7

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

Have a flexible travel schedule? Discover the best time to fly from London 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 London

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

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

Use this chart to determine the optimal time to book a return flight from London to Hong Kong. Price data was last updated on 27 June 2025.

The price you pay for your flight from London may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, March is the cheapest month in which you can book a flight from London (average of HK$3,101). Flying from London in July will prove the most costly (average of HK$6,303). 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?

Use this chart to determine the cheapest time to fly return from London to Hong Kong. Price data was last updated on 16 December 2024.

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

Which airlines fly from London?

Many airlines operate round-trip flights from London: Cathay Pacific, British Airways, Lufthansa, SWISS, China Southern. These airlines fly to the following popular destinations: Hong Kong.

British Airways
British Airways
From HK$70
Cathay Pacific
Cathay Pacific
From HK$782
Lufthansa
Lufthansa
From HK$222
SWISS
SWISS
From HK$135

What are popular destinations to fly to from London?

If you’re flying from London, these routes are more frequently taken by airlines New York (1,978 flights per day), Paris (773 flights per day) and Chicago (720 flights per day).

Hong Kong Intl
Hong Kong Intl
From HK$708
Doha Hamad Intl
Doha Hamad Intl
From HK$534
Beijing
Beijing
From HK$360
Helsinki-Vantaa
Helsinki-Vantaa
From HK$166

What is the cheapest place to fly to from London?

The cheapest city to fly to from London is Antalya, with prices starting at HK$149. Explore other affordable destinations below.

Antalya
Antalya
From HK$19
Hamburg
Hamburg
From HK$26
Rome
Rome
From HK$29
Tromso/Langnes
Tromso/Langnes
From HK$34

Airline reviews for flights from London

Get insights into the airlines that provide service from London. 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 London. In the last 7 days, Cheapflights users made a total of 70,647 searches.
Read through reviews of airlines serving London, such as KLM, China Southern, andFinnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,372 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,372 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
China Southern
7.6
Good
103 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Finnair
7.6
Good
1,312 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.5
Good
1,655 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Browse thousands of different options on Cheapflights for your next trip

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Related info for your journey

Access useful and relevant information related to your journey from London. 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 11 July 2025.

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

    This month, the top selected destinations from London are Barcelona-El Prat Airport, Algiers, Málaga. Throughout the year, Amsterdam, Ahmedabad, Barcelona-El Prat Airport are some of the top choices made by users flying from London.

  • What is the cheapest airport to fly out of London?

    London Heathrow airport offers the cheapest routes to Hong Kong from HK$3,360. London Gatwick airport is a great option if you're flying to Hong Kong from HK$4,003. Our top recommendation is to be generally flexible with your dates of travel for the best rates.

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

    Over the past few days, we've found that Wizz Air, easyJet, and Ryanair have the cheapest prices from London. Wizz Air flights from London to Athens Eleftherios V. (HK$272), easyJet flights from London to Alicante (HK$292), and Ryanair flights from London to Barcelona-El Prat (HK$337).

  • What is the cheapest month to fly from London?

    Currently, the cheapest month for flights from London is March. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

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

    Check out the cheapest flights from London to embark to:
    Fly from London to Hong Kong from HK$3,360 round trip

  • How does Cheapflights help users find flights from London?

    Deals for flights from London 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 London?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London for you. Better yet — we are completely free to use.

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

    Users can book flights with no change fees policies with our dedicated filters. Book flights from London flexibly with Cheapflights today.

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

    Not ready to book yet? You can track prices for flights from London on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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How does Cheapflights help users find flights from London?

Deals for flights from London 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 London?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from London on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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