HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$280+ Cheap flights from Hong Kong (HKG) to London (LON)

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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — LON
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hong Kong to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Hong Kong Intl to London are usually found in November or December, booked 70 days in advance, depart on a Monday or Friday and return on a Monday

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 octubre 28, 2025.

This Gotogate deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/134:10 pmHKG - LHR
2 stops33h 25mMultiple Airlines
mié. 11/265:40 pmLHR - HKG
1 stop15h 05mMultiple Airlines
Deal found 10/28$595
This SWISS deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/2511:30 pmHKG - LHR
2 stops25h 10mSWISS
mar. 12/26:40 pmLHR - HKG
1 stop15h 05mSWISS
Deal found 10/28$603
This Finnair deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/29:45 pmHKG - LHR
1 stop27h 15mFinnair
jue. 5/286:10 pmLHR - HKG
1 stop16h 30mFinnair
Deal found 10/28$606
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/257:35 pmHKG - LGW
2 stops32h 40mMultiple Airlines
mar. 12/24:00 pmLGW - HKG
2 stops32h 30mMultiple Airlines
Deal found 10/28$612
This FlightHub deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/255:40 pmHKG - LGW
1 stop20h 50mChina Eastern
mar. 12/210:30 amLGW - HKG
1 stop18h 10mChina Eastern
Deal found 10/28$613
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/78:20 pmHKG - LGW
1 stop25h 40mChina Eastern
dom. 11/910:30 amLGW - HKG
1 stop17h 00mChina Eastern
Deal found 10/27$614
This Gotogate deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/118:30 amHKG - LHR
1 stop17h 20mAir China
jue. 12/189:35 pmLHR - HKG
1 stop30h 30mAir China
Deal found 10/27$615
This Gotogate deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/135:40 pmHKG - LGW
1 stop28h 20mChina Eastern
mié. 11/2610:30 amLGW - HKG
1 stop17h 00mChina Eastern
Deal found 10/28$615
This KLM deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/811:25 pmHKG - LHR
1 stop19h 20mKLM
lun. 1/123:45 pmLHR - HKG
2 stops18h 45mKLM
Deal found 10/27$616
This KLM deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/110:40 pmHKG - LHR
1 stop17h 20mMultiple Airlines
lun. 12/85:05 pmLHR - HKG
2 stops17h 25mMultiple Airlines
Deal found 10/26$617
This KLM deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2510:40 pmHKG - LHR
2 stops23h 10mKLM
sáb. 1/105:50 pmLHR - HKG
1 stop14h 30mKLM
Deal found 10/28$618
This Etihad Airways deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/77:35 pmHKG - LHR
1 stop30h 35mEtihad Airways
vie. 11/148:50 amLHR - HKG
1 stop15h 40mEtihad Airways
Deal found 10/27$619

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 octubre 28, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$595
(Gotogate)

One-way from

$280
(Booking.com)

Popular in

April

Cheapest in

November

Average price

$777

Good round-trip deal

$843 or less

Good one-way deal

$641 or less
Provider with most accurate pricing for Hong Kong Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hong Kong Intl-London (LON) flights.
Search Deals
From Hong Kong Intl to London (LON)
Search Deals
One-way flight from Hong Kong Intl to London (LON)
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to London (LON).
Search Deals
Price to beat on a one-way flight from Hong Kong Intl to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated octubre 28, 2025.
Use the filters below to find and compare flights from Hong Kong to London that are best for you.

Fly from

Hong Kong

Fly to

London

Route

Depart

Return

Price

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

lun. 11/24

11:30 pm-4:40 pm

2 stops25h 10m

London Heathrow

lun. 12/1

8:05 pm-5:45 pm

1 stop37h 40m

$603

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

lun. 4/20

8:55 pm-8:40 pm

1 stop30h 45m

London Heathrow

lun. 5/4

7:30 am-5:40 pm

1 stop27h 10m

$616

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

lun. 12/1

10:40 pm-8:00 am

1 stop17h 20m

London Heathrow

lun. 12/8

5:05 pm-6:30 pm

2 stops17h 25m

$617

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

vie. 2/27

9:45 pm-5:00 pm

1 stop27h 15m

London Heathrow

dom. 3/15

10:20 am-7:05 pm

1 stop24h 45m

$634

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

sáb. 1/24

7:35 pm-6:40 am

1 stop19h 05m

London Heathrow

mié. 2/4

8:50 am-8:30 am

1 stop15h 40m

$647

Hong KongLondon

HKG - LGW

HKGLGW

Hong Kong Intl

vie. 11/28

8:15 pm-6:30 pm

2 stops30h 15m

London Gatwick

sáb. 12/13

6:45 am-12:05 pm

2 stops21h 20m

$655

Hong KongLondon

HKG - LGW

HKGLGW

Hong Kong Intl

mar. 12/16

8:15 pm-5:35 am

1 stop17h 20m

London Gatwick

mar. 4/28

12:35 pm-11:45 am

1 stop16h 10m

$728

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

mié. 11/19

10:45 pm-5:35 am

Nonstop14h 50m

London Heathrow

lun. 11/24

5:55 pm-2:50 pm

Nonstop12h 55m

$748

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

mié. 11/12

10:45 pm-5:35 am

Nonstop14h 50m

London Heathrow

lun. 11/17

5:55 pm-2:50 pm

Nonstop12h 55m

$748

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

dom. 2/1

10:45 pm-5:35 am

Nonstop14h 50m

London Heathrow

jue. 3/19

5:55 pm-2:50 pm

Nonstop12h 55m

$749

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 39 results
1
2
3
4

Compare providers for flights from Hong Kong to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hong Kong to London in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
SmartFaresPrice Accuracy1 starTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hong Kong-London flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Hong Kong-London flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Hong Kong-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hong Kong-London flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hong Kong-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to London

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

Use this chart to determine the optimal time to book a round-trip flight from Hong Kong to London. Price data was last updated on October 24, 2025.

The best time to book flights from Hong Kong to London is 70 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 Hong Kong to London?

Currently, August is the cheapest month in which you can book a flight from Hong Kong to London (average of $117). Flying from Hong Kong to London in September is currently the most expensive (average of $681). 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 octubre 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Hong Kong to London in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Hong Kong to London?

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

Travelers seeking maximum savings on their Hong Kong to London flight should consider departing on Friday evenings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 octubre 28, 2025.

The most flights from HKG to LON are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

How much does it cost to fly round-trip from Hong Kong to London?

What’s the top layover airport for flights from Hong Kong to London?

Share of 1-stop round-trip flights from Hong Kong to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Beijing (PEK) – chosen by Cheapflights users on 25% of 1-stop itineraries from Hong Kong to London on Cheapflights.

What’s the cheapest layover airport for flights from Hong Kong to London?

Average round-trip fare for 1-stop flights from Hong Kong to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Frankfurt am Main (FRA) is the most affordable 1-stop option, with an average round-trip price of $540.

What’s the fastest layover option from Hong Kong to London?

Shortest average travel time for 1-stop one-way flights from Hong Kong to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 16h 15m.

Which airport typically offers the quickest layover for flights from Hong Kong to London?

Average layover duration for 1-stop one-way flights from Hong Kong to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 1h 27m.

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 octubre 28, 2025.
Read reviews from past customers who have flown Cathay Pacific, SWISS, and China Eastern from Hong Kong to London. 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.
Cathay Pacific
7.6
Good
1,042 reviews

Overall

7.6

Food

7.3

Boarding

7.9

Entertainment

7.8

Comfort

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Cathay Pacific
7.6
Good
1,042 reviews
Cathay Pacific
7.6
Good
1,042 reviews

Overall

7.6

Food

7.3

Boarding

7.9

Entertainment

7.8

Comfort

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
SWISS
7.5
Good
1,774 reviews
Cathay Pacific
7.6
Good
1,042 reviews

Overall

7.6

Food

7.3

Boarding

7.9

Entertainment

7.8

Comfort

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
China Eastern
7.2
Good
175 reviews
Cathay Pacific
7.6
Good
1,042 reviews

Overall

7.6

Food

7.3

Boarding

7.9

Entertainment

7.8

Comfort

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Air China
7.2
Good
117 reviews
Cathay Pacific
7.6
Good
1,042 reviews

Overall

7.6

Food

7.3

Boarding

7.9

Entertainment

7.8

Comfort

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
British Airways
6.7
Okay
7,483 reviews
Cathay Pacific
7.6
Good
1,042 reviews

Overall

7.6

Food

7.3

Boarding

7.9

Entertainment

7.8

Comfort

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

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), located 16.2 mi from the city center, is the airport you fly out of when you book flights from Hong Kong to London. 8 airlines have flights from Hong Kong Intl to London on a regular basis. Booking flights from Hong Kong Intl to London should not be difficult; the airport handles an average of 6 outbound flights to London per day.

  • How long is the flight from Hong Kong to London?

    A quick flight from Hong Kong to London can take about 20h 10m. SWISS provides one of the quickest options available for as low as $773. Airlines will cover a distance of 5982 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Hong Kong to London round-trip from $300. Other airlines that can offer you cheap pricing are Air China, from $471, and Lufthansa, from $485. These flights start at 62% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Hong Kong to London are China Eastern ($286), Air China ($291), and Finnair ($379).

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

    The top 3 most reliable airlines when flying from Hong Kong to London are Iberia (77%), British Airways (77%) and Cathay Pacific (56%).

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

    The cheapest flight price from Hong Kong to London is $584. On average you can expect to pay $1,132. The most popular route, (Hong Kong Intl - London Heathrow), can usually be booked for $566.

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Hong Kong to London (average of $117). Flying from Hong Kong to London in September is currently the most expensive (average of $681). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Hong Kong to Gatwick flights
Hong Kong to Manchester flights

Top 8 airlines flying from Hong Kong to London

Discover the top 8 airlines 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 2,558,603 searches. Data last updated octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$300Average$582FlexibilityNo cancel feeOn-time79%
Air ChinaCheapest$471Average$877FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$485Average$587FlexibilityNo cancel feeOn-time76%
FinnairCheapest$534Average$692FlexibilityNo cancel feeOn-time76%
China SouthernCheapest$550Average$671FlexibilityNo cancel feeOn-time69%
China EasternCheapest$650Average$696FlexibilityNo cancel feeOn-time62%
British AirwaysCheapest$713Average$881FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$755Average$1,088FlexibilityNo cancel feeOn-time72%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.