Cheap Flights from London to Hong Kong Intl

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Flight deals from London to Hong Kong Intl

Looking for a cheap last-minute deal or the best return flight from London to Hong Kong Intl? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from London to Hong Kong Intl

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Hong Kong Intl flights are currently cheapest in June.

Direct flights from London to Hong Kong Intl

London to Hong Kong Intl: Alternative routes

Compare routes from London to Hong Kong below. You may find an airport to fly into that's cheaper, faster, or easier than Hong Kong Intl.

London to Hong Kong: Flight information

The things to know before you go.
Cheapest flight foundRs78,840
Cheapest month to flyJune
Average flight time12 hrs, 47 mins
Most popular airlineCathay Pacific
Average flights per week67

Finding cheap flights from London to Hong Kong Intl: Frequently asked questions

The best price we found for a return flight from London to Hong Kong Intl is Rs119,753. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
12 hours and 47 minutes is the average flight time from London to Hong Kong Intl.
Cathay Pacific, Iberia and British Airways fly direct from London to Hong Kong Intl.
As of February 2026, there are 67 flights per week flying from London to Hong Kong Intl.
The cheapest month to fly from London to Hong Kong Intl is usually March.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Hong Kong Intl Airport on Tuesday, 10 March 2026.
Yes – the average flight time is 12 hours and 47 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Hong Kong Intl but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Hong Kong is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from London to Hong Kong International Airport (HKG): What you need to know

  • When planning a flight from London to Hong Kong International Airport (HKG), you'll have your choice of airports to take off from. Check out London Heathrow Airport (LHR) and London Gatwick Airport (LGW) for departure options. Other possibilities include Stansted Airport (STN), London Luton Airport (LTN) and London City Airport (LCY).

  • Around 12 hours 40 minutes is how long you'll be in the air on a direct London to Hong Kong International Airport flight.

  • Hong Kong is eight hours ahead of London. Hong Kong International Airport is located in Hong Kong, which operates on the UTC+8 timezone.

  • With 41 direct weekly flights between the two airports, London Heathrow Airport (LHR) to Hong Kong International Airport (HKG) is the most popular route. Cathay Pacific operates the earliest flight at 11am. If you prefer to get more out of your day before you fly, the last departure from LHR to HKG is with Cathay Pacific at 10:15pm.

  • Get to the airport on time so you don't miss your flight from London to HKG. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • Longer lines at security and check-in are likely if you're flying during high season, so give yourself some extra breathing room. The recommendation for peak times? Get there up to four hours ahead for international flights and at least two hours for domestic departures.

Airports in London

London Heathrow Airport (LHR)

  • London Heathrow Airport (LHR) is a convenient option for travelling directly to your destination. Nonstop flights from London to Hong Kong International Airport (HKG) leave from this terminal.

  • Book your direct flight from London to Hong Kong International Airport with Cathay Pacific. This well-known airline operates services from LHR.

  • The most frequently booked airline between LHR and HKG is Cathay Pacific.

  • Cathay Pacific is the top performer for punctuality on this route.

  • Consider adding a stopover to find cheap flights from London to HKG. Simply deselect 'Direct flights only' when browsing departures from London Heathrow Airport (LHR). Make a stop (and maybe make your fare cheaper) by passing through one of these popular options:

    • Amsterdam Airport Schiphol (AMS)

    • Charles de Gaulle Airport (CDG)

    • Milano Malpensa Airport (MXP)

  • LHR is around 31 kilometres from central London. If you're ride-sharing, catching a cab or driving from the centre, it'll take 55 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the trip time to be around 1 hour.

  • Want a hassle-free start to your travels? Stay near London Heathrow Airport. Whether you have an early flight from London to Hong Kong International Airport or aren't a fan of being rushed, these hotels are just what you're after:

  • Of all flights departing from London Heathrow Airport, 68.18% land on time at their destination.

London Gatwick Airport (LGW)

  • Cross another spot off your travel list or just take a moment to reset with a stopover. If you'd like to break up your flight from London to Hong Kong International Airport, browse these options when heading out from London Gatwick Airport:

    • Amsterdam Airport Schiphol (AMS)

    • Frankfurt Airport (FRA)

    • Charles de Gaulle Airport (CDG)

  • On public transport, you can travel from central London to LGW in around 30 minutes. The terminal is roughly 80 kilometres away, and getting there by car takes approximately 1 hour 20 minutes.

  • Want to treat yourself to an extra night away before catching your London to HKG flight? Check in to a hotel near London Gatwick Airport before your trip officially begins. Here's where you can stay:

  • 69.26% of all departures from London Gatwick Airport arrive according to schedule.

Stansted Airport (STN)

  • Booking a flight ticket from London to Hong Kong International Airport (HKG) with a stop or two can give you a bigger choice of departure times and access to lower fares. When leaving from Stansted Airport (STN), here are a few places you can make a pit stop at on the way to HKG:

    • Dubai Airport (DXB)

    • Milano Malpensa Airport (MXP)

    • Helsinki-Vantaa Airport (HEL)

  • The journey to STN from central London is around 1 hour 25 minutes on public transport. If you're going by car, it'll take you about 1 hour to cover the 64 kilometres or so.

  • Sleep a little longer, move a little slower, and still make your London to Hong Kong International Airport flight with time to spare. These accommodation options near Stansted Airport make it a breeze to get to the terminal if you're flying out early:

  • Airports have an on-time performance rating that tracks how often flights arrive at their destinations when they should. At STN, that figure is 64.73%.

About Hong Kong International Airport (HKG)

Getting from Hong Kong International Airport (HKG) to central Hong Kong

  • The centre of Hong Kong is about 24 kilometres from Hong Kong International Airport. Journey times by car hire or cab will vary depending on traffic conditions and time of day, so do a little research ahead of time.

  • If you're travelling on public transport, expect a journey of roughly 45 minutes.

How to find the cheapest flights from London to Hong Kong International Airport (HKG)

  • Rs78,840 is the lowest price for a one-way ticket from London to Hong Kong International Airport. Return flights start at Rs119,753. These fares can change depending on availability and demand.

  • To snag cheap flights from London to HKG, book your ticket 11 months ahead of your planned departure.

  • April is when you're most likely to find a good deal on a London to Hong Kong International Airport ticket. If you need to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • Spend less time searching for cheap flight tickets from London to HKG by creating a Price Alert. We'll send you an email or notification through the app when fares go down.

  • Hunt down a great price on a flight from London to Hong Kong International Airport with the help of the filters. Choose your preferred departure and arrival times, airlines and number of stops. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best.'

The best time to fly from London to Hong Kong International Airport (HKG)

  • April is the quietest month for flights from London to Hong Kong International Airport (HKG), while August is the most popular. Figure out the ideal time to go to Hong Kong based on whether you like a laid-back vibe or a lively atmosphere.

  • The warmest month in Hong Kong is August, with temperatures ranging between 26ºC and 32ºC. Lock in your London to HKG flight ticket then if you enjoy this type of weather.

  • Search for cheap tickets from London to Hong Kong International Airport in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 11ºC and 20ºC.

More about Hong Kong

  • Start your Hong Kong trip right by choosing the ideal place to stay. Once you've booked your flight from London to Hong Kong International Airport, explore our range of hotels including:

  • Your visit to Hong Kong won't be complete without checking out the sights. Highlights that should be on your list include Hong Kong Island, Victoria Harbour and Victoria Peak.

Explore more of China

  • Hong Kong is easy to fall in love with, but there are so many other corners of China you should also see. Around 113 kilometres north-west of Hong Kong, a visit to Guangzhou will fill your itinerary to the brim. Start with popular sights like 珠江夜景, Yuyuan Garden and Shamian Island.

  • If you're ready to explore another major stop in China, head for Shantou, about 306 kilometres north-east of Hong Kong. Shantou Old Town, Beishan Bay and Longhu Beach Tourist Resort are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.