$411 Cheap Flights from London (LHR) to Hong Kong (HKG)

Popular airlines from Heathrow Airport (LHR) to Hong Kong International Airport (HKG)

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Cheap Flights from London to Hong Kong (LHR-HKG)

Prices were available within the past 7 days and start at $411 for one-way flights and $500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Hainan Airlines
Air China
China Southern Airlines
Etihad Airways
British Airways
Lufthansa
Austrian Airlines
Cathay Pacific
Thai Airways International
Flights from London (LHR) to Hong Kong (HKG)
Origin airport
Heathrow
Destination airport
Hong Kong Intl.
Airlines serving
Air China, Air France, Air India, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, EVA Airways, Emirates, Finnair, KLM, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Swiss International Air Lines, Thai Airways International, Turkish Airlines
Roundtrip price
$500
Distance
5983 mi

London to Hong Kong Flights

The cheapest times to fly from London to Hong Kong

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Hong Kong are during the month of May. You can find some of the cheapest flights from London to Hong Kong with Expedia's search tool and vast selection of airlines.

The best time to book a flight from London to Hong Kong

Sunday is one of the best days to book for cheap flights from London to Hong Kong: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from London to Hong Kong

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Hong Kong in 2025. You can also book with separate airlines for your outbound and return journeys, from $411 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Hong Kong flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Hong Kong airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG) cost?
Grab cheap return flights starting from $750 from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a British Airways flight leaving LHR on May 21 2025 and touching down at HKG. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from LHR to HKG?
The cheapest flights from LHR to HKG are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG)?
You can fly directly from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG) on a Cathay Pacific flight.
What is the cheapest airline that flies from LHR to HKG?
Journey from LHR to HKG with Cathay Pacific. This carrier currently offers the cheapest one-way fare for this route, starting from $703. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from LHR on May 10 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG)?
With an average of 6 nonstop flights departing from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG) every day, you’ll be up in the air in no time.
What are the most popular departure times for flights from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG)?
The 5 PM departures from LHR to HKG see the highest demand. Greater demand means you’ll likely pay more for these departures. If you’re looking to save, choose a less crowded time to fly.
What day of the week has the most flights from LHR to HKG?
If you jet off on a Thursday, you’ll get the widest range of choices for flights from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG).
What is the earliest flight from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG)?
The earliest flight jetting off from Heathrow Airport (LHR) is at around 11:00AM UTC+0. Board this flight and you’ll arrive at Hong Kong Intl. Airport (HKG) at approximately 7:40AM UTC+8. The total travel time is 12h 40m.
How long does it take to fly from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG)?
Flights from LHR to HKG have an average travel time of 12 hours and 40 minutes. The total distance between the two is 6,000 mi.
What is the best time to fly from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG)?
To avoid potential delays on the Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG) route, fly before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Hong Kong from Heathrow Airport (LHR)?
Hong Kong Intl. Airport (HKG) is the only airport in Hong Kong with direct flights from Heathrow Airport (LHR). Browse your options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG) last-minute?
Last-minute fares from LHR to HKG are generally more expensive. For the lowest prices, start searching for flights as soon as possible. That said, if you’re flexible with your travel plans, it’s possible to score a cheap fare right before you leave.
Is it cheaper to book a LHR to HKG flight and hotel package?
You can save money by booking a LHR to HKG flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one convenient place. Once you’ve selected your ideal accommodations and flights, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Heathrow Airport (LHR) to Hong Kong Intl. Airport (HKG)?
You can usually cancel or reschedule your LHR to HKG flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are possible and whether any costs are involved. You’ll also find more information on our Customer Service portal.

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