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$663+ Cheap flights from London

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. 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
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

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 22 January 2026.

Cheapest airline

Ryanair

Good round-trip deal

$79 or less

Good one-way deal

$35 or less
On average, Ryanair currently has the cheapest one-way flight from London (avg. price of $110).
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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

Enter your travel dates to find the best prices.

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 22 January 2026.

Thu 5/317:40
LCY
-
HKG
1 stop16h 05m
SWISS
Thu 12/323:30
HKG
-
LCY
1 stop17h 15m
SWISS
Deal found 19/1$1,069
Wed 4/318:10
LCY
-
HKG
1 stop14h 15m
Multiple Airlines
Tue 10/323:30
HKG
-
LCY
1 stop17h 15m
Multiple Airlines
Deal found 20/1$1,072
Sun 8/317:40
LCY
-
HKG
1 stop16h 05m
SWISS
Mon 16/323:30
HKG
-
LCY
1 stop17h 10m
SWISS
Deal found 20/1$1,121
Thu 5/319:10
LCY
-
HKG
1 stop14h 35m
SWISS
Mon 16/323:30
HKG
-
LCY
1 stop17h 10m
SWISS
Deal found 20/1$1,125
Mon 2/319:10
LCY
-
HKG
1 stop14h 35m
SWISS
Tue 10/323:30
HKG
-
LCY
1 stop17h 15m
SWISS
Deal found 20/1$1,131
Wed 4/319:10
LCY
-
HKG
1 stop14h 35m
SWISS
Mon 9/323:30
HKG
-
LCY
1 stop17h 10m
SWISS
Deal found 20/1$1,148
Tue 5/519:15
LCY
-
HKG
1 stop14h 25m
Multiple Airlines
Wed 20/523:25
HKG
-
LCY
1 stop16h 15m
Multiple Airlines
Deal found 20/1$1,171
Mon 16/318:15
LCY
-
HKG
1 stop14h 10m
Multiple Airlines
Tue 2/623:05
HKG
-
LCY
1 stop16h 35m
Multiple Airlines
Deal found 19/1$1,183
Mon 16/318:15
LCY
-
HKG
1 stop14h 10m
Lufthansa
Tue 19/523:25
HKG
-
LCY
1 stop16h 15m
Lufthansa
Deal found 20/1$1,195
Sun 8/313:45
LCY
-
HKG
1 stop18h 35m
KLM
Sun 15/323:25
HKG
-
LCY
1 stop17h 25m
KLM
Deal found 20/1$1,204
Fri 6/314:55
LTN
-
HKG
2 stops22h 10m
Multiple Airlines
Fri 13/307:40
HKG
-
LTN
2 stops19h 50m
Multiple Airlines
Deal found 19/1$1,256
Fri 17/421:00
LHR
-
SYD
2 stops30h 35m
China Southern
Sat 2/514:15
SYD
-
LHR
1 stop37h 45m
China Southern
Deal found 21/1$1,473

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 22 January 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Hong Kong

Route

Depart

Return

Price

LondonHong Kong

LCY - HKG

LCYHKG

London City

Wed 6/5

18:05-16:40

1 stop15h 35m

Hong Kong Intl

Tue 19/5

23:25-08:40

1 stop16h 15m

$1,171

LondonHong Kong

LCY - HKG

LCYHKG

London City

Sun 1/2

17:40-17:45

1 stop16h 05m

Hong Kong Intl

Thu 5/2

23:30-08:45

1 stop17h 15m

$1,210

LondonHong Kong

LCY - HKG

LCYHKG

London City

Tue 7/4

17:10-15:25

1 stop15h 15m

Hong Kong Intl

Tue 9/6

22:20-09:30

1 stop18h 10m

$1,231

LondonHong Kong

LTN - HKG

LTNHKG

London Luton

Fri 6/3

14:55-21:05

2 stops22h 10m

Hong Kong Intl

Fri 13/3

07:40-19:30

2 stops19h 50m

$1,256

LondonHong Kong

LCY - HKG

LCYHKG

London City

Tue 10/2

17:40-17:45

1 stop16h 05m

Hong Kong Intl

Thu 12/3

23:30-08:45

1 stop17h 15m

$1,266

LondonHong Kong

LCY - HKG

LCYHKG

London City

Sun 1/2

17:40-17:45

1 stop16h 05m

Hong Kong Intl

Tue 3/3

23:30-08:45

1 stop17h 15m

$1,287

LondonHong Kong

LCY - HKG

LCYHKG

London City

Tue 12/5

19:15-16:40

1 stop14h 25m

Hong Kong Intl

Mon 25/5

23:05-08:40

1 stop16h 35m

$1,353

LondonHong Kong

LCY - HKG

LCYHKG

London City

Sun 8/3

17:40-17:45

1 stop16h 05m

Hong Kong Intl

Sun 22/3

23:30-08:40

1 stop17h 10m

$1,358

LondonHong Kong

LCY - HKG

LCYHKG

London City

Fri 6/3

20:05-16:20

1 stop36h 15m

Hong Kong Intl

Tue 17/3

22:40-09:30

2 stops18h 50m

$1,423

LondonHong Kong

LCY - HKG

LCYHKG

London City

Wed 18/3

17:05-18:30

2 stops17h 25m

Hong Kong Intl

Mon 23/3

23:25-09:30

1 stop18h 05m

$1,428

Flights are sorted by cheapest return flights first.

Deals found on 20/1

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 16 January 2026.

The best time to book flights from London is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $498). Flying from London in July will prove the most costly (average of $1,188). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from London?

London offers frequent flights to New York (1,800 flights per day), Paris (793 flights per day) and Madrid (531 flights per day).

Doha Hamad Intl
Doha Hamad Intl
From $892
Guangzhou Baiyun
Guangzhou Baiyun
From $543
Shanghai Hongqiao Intl
Shanghai Hongqiao Intl
From $567
Abu Dhabi Zayed Intl
Abu Dhabi Zayed Intl
From $583

What is the cheapest place to fly to from London?

The cheapest city to fly to from London is Rome, with prices starting at $31. Explore other affordable destinations below.

Rome
Rome
From $31
Nantes Atlantique
Nantes Atlantique
From $32
Barcelona-El Prat
Barcelona-El Prat
From $37
Malaga
Malaga
From $44

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 647,157 searches.
Get a feel of what it's like to fly with Cathay Pacific from London by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,140 reviews
Check prices

Boarding

7.9

Overall

7.6

Crew

8.1

Entertainment

7.7

Food

7.3

Comfort

7.6

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Cathay Pacific
7.6
Good
1,140 reviews
Cathay Pacific
7.6
Good
1,140 reviews
Check prices

Boarding

7.9

Overall

7.6

Crew

8.1

Entertainment

7.7

Food

7.3

Comfort

7.6

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.

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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 22 January 2026.

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

    For the current month, the most popular flights from London are Bangkok Suvarnabhumi Airport, Ahmedabad, Auckland. Bangkok Suvarnabhumi Airport, Ahmedabad, Accra are the most popular locations from London year round.

  • Which is the cheapest airport to catch a flight from London?

    The cheapest routes to Perth can be found at London Luton airport from $56. While London Stansted airport is usually cheaper if your destination is Dubai with prices starting at $104. Reference our flight search to find the best deals in real time.

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

    According to our data, users have found Wizz Air, Ryanair, and Ryanair to have the cheapest round-trip prices from London. Some of the destinations and prices are as follows: Wizz Air flights from London to Athens Eleftherios V. ($26). Ryanair flights from London to Athens Eleftherios V. ($31). Ryanair flights from London to Edinburgh Turnhouse ($32).

  • 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?

    View the cheapest flight destinations from London:
    Fly from London to Málaga from $56 round trip
    Fly from London to Split from $76 round trip
    Fly from London to Edinburgh from $121 round trip
    Fly from London to Dubrovnik from $130 round trip
    Fly from London to Faro from $139 round trip

  • How does Cheapflights help users find flights from London?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London. 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 London?

    Cheapflights simply makes it quick and affordable to book flights from London by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

  • 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?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from London today and book when you’re ready!

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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 London?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London. 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 London?

Cheapflights simply makes it quick and affordable to book flights from London by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from London today and book when you’re ready!

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