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$340+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — LON
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 Tuesday and return on a Monday

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 September 11, 2025.

Round-trip from

$665
(Trip.com)

One-way from

$340
(Orbitz)

Popular in

April

Cheapest in

November

Average price

$866

Good round-trip deal

$796 or less

Good one-way deal

$753 or less
From Hong Kong Intl to London (LON)
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One-way flight from Hong Kong Intl to London (LON)
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Highest demand for flights based on searches. 2% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/32:35 pmHKG - LHR
1 stop35h 15mMultiple Airlines
Fri 11/79:00 pmLHR - HKG
1 stop16h 05mMultiple Airlines
Deal found 9/11$665
This Mytrip deal was found by Cheapflights users on 9/11. 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.
Sun 10/269:35 amHKG - LGW
1 stop28h 55mMultiple Airlines
Sun 11/27:00 pmLGW - HKG
2 stops29h 30mMultiple Airlines
Deal found 9/11$665
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Fri 10/108:05 pmHKG - LGW
2 stops33h 50mMultiple Airlines
Fri 10/179:15 amLGW - HKG
2 stops31h 30mMultiple Airlines
Deal found 9/10$675
This SWISS deal was found by Cheapflights users on 9/11. 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.
Wed 10/2211:15 pmHKG - LHR
2 stops21h 25mSWISS
Sat 11/158:05 pmLHR - HKG
1 stop37h 40mSWISS
Deal found 9/11$677
This SWISS deal was found by Cheapflights users on 9/10. 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.
Wed 11/511:30 pmHKG - LHR
2 stops25h 10mSWISS
Sun 11/169:00 amLHR - HKG
2 stops24h 45mSWISS
Deal found 9/10$679
This Gotogate deal was found by Cheapflights users on 9/11. 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.
Sun 10/266:25 pmHKG - LHR
2 stops31h 05mChina Eastern
Sun 11/29:00 pmLHR - HKG
2 stops29h 35mChina Eastern
Deal found 9/11$685
This Mytrip deal was found by Cheapflights users on 9/11. 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.
Thu 10/98:15 pmHKG - LGW
1 stop17h 20mMultiple Airlines
Thu 10/168:10 amLGW - HKG
2 stops32h 40mMultiple Airlines
Deal found 9/11$685
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:00 amHKG - LHR
2 stops39h 30mMultiple Airlines
Thu 10/309:00 pmLHR - HKG
2 stops29h 35mMultiple Airlines
Deal found 9/10$689
This Gotogate deal was found by Cheapflights users on 9/10. 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.
Sun 9/2810:50 pmHKG - LGW
1 stop23h 20mChina Eastern
Sat 10/46:00 pmLGW - HKG
1 stop18h 05mChina Eastern
Deal found 9/10$689
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/158:30 amHKG - LHR
1 stop16h 35mMultiple Airlines
Fri 11/219:00 pmLHR - HKG
2 stops28h 10mMultiple Airlines
Deal found 9/10$690
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:30 amHKG - LHR
1 stop17h 20mMultiple Airlines
Mon 11/249:00 pmLHR - HKG
2 stops28h 10mMultiple Airlines
Deal found 9/10$696
This CheapOair deal was found by Cheapflights users on 9/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:00 amHKG - LHR
2 stops39h 30mHainan Airlines
Mon 11/39:00 pmLHR - HKG
2 stops28h 10mHainan Airlines
Deal found 9/11$697

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 September 11, 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

Wed 11/19

10:45 pm-5:35 am

Nonstop14h 50m

London Heathrow

Mon 11/24

5:55 pm-2:50 pm

Nonstop12h 55m

$740

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Wed 11/5

10:45 pm-5:35 am

Nonstop14h 50m

London Heathrow

Mon 11/10

5:55 pm-2:50 pm

Nonstop12h 55m

$740

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 3/10

9:55 am-8:40 pm

2 stops42h 45m

London Heathrow

Wed 3/25

4:15 pm-7:05 pm

1 stop18h 50m

$763

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 11/6

10:45 pm-5:35 am

Nonstop14h 50m

London Heathrow

Wed 11/12

7:20 pm-9:40 pm

1 stop18h 20m

$764

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 10/13

7:40 pm-6:25 am

1 stop17h 45m

London Heathrow

Wed 10/29

5:55 pm-2:50 pm

Nonstop12h 55m

$779

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 11/13

12:25 am-12:15 pm

1 stop19h 50m

London Heathrow

Sun 11/23

5:55 pm-2:50 pm

Nonstop12h 55m

$780

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Thu 10/23

11:00 pm-6:30 am

Nonstop14h 30m

London Heathrow

Mon 11/3

5:55 pm-2:50 pm

Nonstop12h 55m

$784

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 3/10

9:55 am-9:10 am

2 stops31h 15m

London Heathrow

Tue 3/24

10:20 am-7:05 pm

1 stop24h 45m

$795

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Tue 3/10

9:55 am-5:00 pm

2 stops39h 05m

London Heathrow

Mon 3/23

4:15 pm-7:05 pm

1 stop18h 50m

$795

Hong KongLondon

HKG - LHR

HKGLHR

Hong Kong Intl

Mon 3/9

10:45 pm-5:35 am

Nonstop14h 50m

London Heathrow

Mon 3/23

5:55 pm-2:50 pm

Nonstop12h 55m

$805

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 37 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 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 August 29, 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, November is the cheapest month in which you can book a flight from Hong Kong to London (average of $661). Flying from Hong Kong to London in June is currently the most expensive (average of $1,098). 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 September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Hong Kong to London in the afternoon. If you’re flexible enough to do this you can expect to save up to 39% 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 Tuesday afternoons when fares are most often at their lowest. Thursday mornings 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 September 11, 2025.

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

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 24% 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.

Shanghai (PVG) is the most affordable 1-stop option, with an average round-trip price of $477.

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 September 11, 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
993 reviews

Comfort

7.6

Entertainment

7.8

Overall

7.6

Food

7.3

Crew

8.1

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Cathay Pacific
7.6
Good
993 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Entertainment

7.8

Overall

7.6

Food

7.3

Crew

8.1

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
SWISS
7.5
Good
1,731 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Entertainment

7.8

Overall

7.6

Food

7.3

Crew

8.1

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
China Eastern
7.2
Good
165 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Entertainment

7.8

Overall

7.6

Food

7.3

Crew

8.1

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Air China
7.2
Good
99 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Entertainment

7.8

Overall

7.6

Food

7.3

Crew

8.1

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
British Airways
6.7
Okay
7,361 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Entertainment

7.8

Overall

7.6

Food

7.3

Crew

8.1

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

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. 9 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 14h 50m. British Airways provides one of the quickest options available for as low as $740. Airlines will cover a distance of 5980 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 China Eastern, from $467, and Air China, from $471. These flights start at 61% 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 IndiGo ($366), Lufthansa ($417), and British Airways ($419).

  • 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 (78%), British Airways (78%) and Cathay Pacific (71%).

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

    The cheapest flight price from Hong Kong to London is $568. On average you can expect to pay $1,256. The most popular route, (Hong Kong Intl - London Heathrow), can usually be booked for $591.

  • 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, November is the cheapest month in which you can book a flight from Hong Kong to London (average of $661). Flying from Hong Kong to London in June is currently the most expensive (average of $1,098). 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?

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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
Hong Kong to Gatwick flights
Hong Kong to Manchester flights

Top 9 airlines flying from Hong Kong to London

Discover the top 9 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$300Average$582FlexibilityNo cancel feeOn-time79%
China EasternCheapest$467Average$670FlexibilityNo cancel feeOn-time62%
Air ChinaCheapest$471Average$866FlexibilityNo cancel feeOn-time67%
China SouthernCheapest$479Average$605FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$485Average$596FlexibilityNo cancel feeOn-time76%
FinnairCheapest$534Average$692FlexibilityNo cancel feeOn-time76%
Thai AirwaysCheapest$633Average$939FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$713Average$915FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$788Average$1,043FlexibilityNo cancel feeOn-time72%

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