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Cheap flights from Hong Kong to London from $474

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 21/3. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — LON
16 Mar — 23 Mar1
1 adult

The best prices from Hong Kong Intl to London are usually found in November or October, booked 30 days in advance, depart on a Monday or Tuesday and return on a Sunday

Cheap flight deals from Hong Kong to London

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to London (LON). 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 11 March 2025.

Round-trip from

$861

One-way from

$474

Popular in

January

Cheapest in

November

Average price

$1,177

Good round-trip deal

$1,300 or less

Good one-way deal

$908 or less
Finnair
  • Finnair
  • 13/5-28/5
  • 2 total stops
  • 55h 55m total
  • Hong Kong to London
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Shenzhen Airlines
  • Shenzhen Airlines
  • 21/3
  • 2 total stops
  • 55h 05m total
  • Hong Kong to London
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Highest demand for flights based on searches. 0% potential increase in price ($12 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($36 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Hong Kong Intl to London (LON).
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Price to beat on a one-way flight from Hong Kong Intl to London (LON).
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Find flight deals from Hong Kong to London

Cheapest flights from Hong Kong to London
Explore the most affordable flight options available from Hong Kong to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 March 2025.

Tue 13/520:55HKG - LHR
1 stop30h 45mFinnair
Wed 28/509:30LHR - HKG
1 stop25h 10mFinnair
Deal found 10/3$861
Wed 2/407:30HKG - LHR
1 stop18h 10mMultiple Airlines
Wed 23/421:00LHR - HKG
1 stop32h 20mMultiple Airlines
Deal found 10/3$894
Thu 2/1023:25HKG - LHR
1 stop24h 15mLufthansa
Fri 6/310:30LHR - HKG
1 stop22h 10mLufthansa
Deal found 10/3$909
Tue 4/1123:20HKG - LHR
2 stops30h 05mSWISS
Tue 11/1120:05LHR - HKG
1 stop37h 00mSWISS
Deal found 10/3$959
Wed 28/522:45HKG - LHR
1 stop15h 55mKLM
Mon 2/614:45LHR - HKG
2 stops19h 45mKLM
Deal found 10/3$1,032
Thu 11/1222:45HKG - LHR
Nonstop15h 00mBritish Airways
Sun 21/1217:40LHR - HKG
Nonstop12h 50mBritish Airways
Deal found 10/3$1,159
Sun 21/914:35HKG - LHR
1 stop33h 00mMalaysia Airlines
Sat 11/1021:35LHR - HKG
1 stop19h 15mMalaysia Airlines
Deal found 10/3$1,270
Sun 4/501:25HKG - LHR
1 stop19h 45mQatar Airways
Thu 22/515:35LHR - HKG
1 stop23h 20mQatar Airways
Deal found 9/3$1,277
Thu 17/711:05HKG - LHR
Nonstop14h 10mCathay Pacific
Tue 26/818:20LHR - HKG
Nonstop12h 50mCathay Pacific
Deal found 10/3$1,313
Fri 21/300:35HKG - LHR
1 stop23h 35mEmirates
Mon 24/322:00LHR - HKG
1 stop15h 50mEmirates
Deal found 10/3$1,329

Find flights from Hong Kong to London within your budget

Customise your flight search to find flights from Hong Kong to London 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 647,157 searches. Data last updated 11 March 2025.

Fly from

Hong Kong

Fly to

London

Route

Depart

Return

Price

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 13/5

20:55-20:40

1 stop30h 45m

London Heathrow

Wed 28/5

09:30-17:40

1 stop25h 10m

$861

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 2/4

07:30-18:40

1 stop18h 10m

London Heathrow

Wed 23/4

21:00-12:20

1 stop32h 20m

$894

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 1/4

23:15-07:55

1 stop15h 40m

London Heathrow

Mon 28/4

07:00-16:40

2 stops26h 40m

$1,021

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 31/3

23:25-14:40

1 stop22h 15m

London Heathrow

Fri 2/5

17:30-15:45

1 stop15h 15m

$1,029

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 28/5

22:45-07:40

1 stop15h 55m

London Heathrow

Mon 2/6

14:45-17:30

2 stops19h 45m

$1,032

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 2/4

07:30-18:40

1 stop18h 10m

London Heathrow

Wed 23/4

21:20-10:30

2 stops30h 10m

$1,055

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sun 18/5

23:00-06:30

Nonstop14h 30m

London Heathrow

Wed 4/6

19:40-15:35

Nonstop12h 55m

$1,164

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Sun 4/5

01:25-14:10

1 stop19h 45m

London Heathrow

Thu 22/5

15:35-21:55

1 stop23h 20m

$1,277

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 14/7

14:35-05:55

1 stop22h 20m

London Heathrow

Tue 26/8

11:00-13:15

1 stop19h 15m

$1,292

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Fri 21/3

08:10-15:00

Nonstop14h 50m

London Heathrow

Thu 15/5

12:20-07:55

Nonstop12h 35m

$1,313

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Showing 1-10 of 28 results
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Best time to book a flight from Hong Kong to London

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

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

How far ahead should I book a flight from Hong Kong to London?

Use this chart to determine the optimal time to book a return flight from Hong Kong to London. Price data was last updated on 7 March 2025.

To ensure you get the cheapest price possible for a flight from Hong Kong to London, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Hong Kong to London (average of $1,037). Flying from Hong Kong to London in December is currently the most expensive (average of $1,667). 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 HKG to LON?

Find hourly flight availability from Hong Kong to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 March 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 35% on flights from Hong Kong to London by exploring options for tickets in the afternoon.

Weekly flight availability from Hong Kong to London

Explore weekly flight availability from Hong Kong to London. 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 11 March 2025.

The most flights from HKG to LON 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 London by month

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

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

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

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 11 March 2025.
To help decide which airline to fly from Hong Kong to London, see what other customers have to say about Asiana Airlines, Emirates and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Food

8.0

Comfort

8.0

Overall

8.2

Boarding

8.4

Crew

8.5

Entertainment

7.8

Reviews

1 / 20

4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Asiana Airlines
8.2
Very Good
440 reviews
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Food

8.0

Comfort

8.0

Overall

8.2

Boarding

8.4

Crew

8.5

Entertainment

7.8

Reviews

1 / 20

4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Emirates
8.0
Very Good
3,219 reviews
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Food

8.0

Comfort

8.0

Overall

8.2

Boarding

8.4

Crew

8.5

Entertainment

7.8

Reviews

1 / 20

4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

KLM
7.8
Good
1,320 reviews
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Food

8.0

Comfort

8.0

Overall

8.2

Boarding

8.4

Crew

8.5

Entertainment

7.8

Reviews

1 / 20

4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Finnair
7.6
Good
1,270 reviews
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Food

8.0

Comfort

8.0

Overall

8.2

Boarding

8.4

Crew

8.5

Entertainment

7.8

Reviews

1 / 20

4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Related info for your journey

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

  • What airport do you fly from for flights from Hong Kong to London?

    Hong Kong Intl (HKG) is the airport you will fly out of if you book a flight from Hong Kong to London. You should not have trouble finding flights to London from Hong Kong Intl; the airport handles an average of 7 outbound flights to London per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Hong Kong airport to London. It is only a 26.0 km journey to Hong Kong Intl (HKG) from Hong Kong’s city centre.

  • What are the cheapest airlines flying from Hong Kong to London round-trip?

    Currently priced at $861, Finnair will fly you from Hong Kong to London and back. In addition to Finnair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from SWISS and Lufthansa - these airlines can fly you to your destination from $1,021 and $1,029, respectively. These flights start at 26% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Hong Kong to London one-way?

    To fly one-way, consider booking your trip with Shenzhen Airlines, which is currently one of the cheapest options available, starting at $474. China Eastern flights start at $507 while deals on Qatar Airways start at $626 one-way.

  • What are the most reliable airlines from Hong Kong to London?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Hong Kong to London on time: Iberia (97%), British Airways (97%), Cathay Pacific (77%).

  • What are the cheapest flights from Hong Kong to London?

    On average you can expect to pay $1,710 for a flight from Hong Kong to London. The cheapest flight overall is $906 while the most popular route, (Hong Kong Intl - London Heathrow) is currently priced at $810.

  • Can I find deals for flights from Hong Kong to London that include hotel bookings?

    Yes. In addition to deals on Hong Kong to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to London?

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

  • Can I find deals for business class flights from Hong Kong to London?

    Yes. Cheapflights offers flight deals from Hong Kong to London 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 Hong Kong to London?

    Currently, October is the cheapest month in which you can book a flight from Hong Kong to London (average of $1,037). Flying from Hong Kong to London in December is currently the most expensive (average of $1,667). 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

Travelling to a place near Hong Kong?

Book flights to Hong Kong if you plan to visit one of these locations
Gatwick
Hounslow
Southall
Chatham
Dover
Dorking
Canterbury
Andover
Hayes
Horley

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Hong Kong to London

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Heathrow flights

Top airline flying from Hong Kong to London

Discover the top airline that operate flights from Hong Kong to London. 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 647,157 searches. Data last updated 11 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$1,236Average$1,430FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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 Hong Kong to London?

Deals for Hong Kong to London flights 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 better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to London?

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

Can Cheapflights find flights from Hong Kong to London with no change fees?

Need flexible booking options for your flight to London from Hong Kong? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Hong Kong to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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