Cheap flights from Hong Kong to London from £173
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to London departing on 29/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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KLM flights from Hong Kong to London
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How to get the cheapest flight ticket from Hong Kong to London
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Hong Kong and London?
What is the cheapest month to fly to London?
The cheapest month to fly to London from Hong Kong is in November. Flight prices, which tend to average around £410, are often lower during this time because this is during the off-season. The month of December is another great option to travel to London, with average flight prices from Hong Kong averaging around £472.
What is the cheapest day to depart on your flight to London?
Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £596. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Hong Kong to London for around £702.
What is the cheapest time of day to depart on your flight to London?
The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £628. Flights in the evening are often more expensive, with an average ticket price of £677.
What is the cheapest Hong Kong Intl to London flight route?
Fly from Hong Kong Intl to London Heathrow for the best Hong Kong Intl - London flight prices
How far in advance should I book a flight to London?
You are more likely to see cheaper flights to London from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £606 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Hong Kong for as low as £584 on momondo.
What cabin class options are available on Hong Kong Intl to London flights?
There are 3 cabin classes available to choose from on Hong Kong Intl to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Hong Kong to London flights?
You could potentially save up to 3% on your flight if you consider stops on a Hong Kong to London flight.
How have Hong Kong to London flight prices changed over time?
As of July 2025, prices for Hong Kong to London flights are approximately 37% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Hong Kong Intl to London?
Royal Brunei Airlines, Turkish Airlines, and Hainan Airlines are the most popular carriers operating from Hong Kong Intl to London
Which airlines fly to London?
Cathay Pacific, British Airways and China Eastern are the top three most popular airlines that fly to London from Hong Kong according to our data. Cathay Pacific is the first choice among our users, with 55% of people opting to fly with this airline when travelling to London. Keep in mind that there are 13 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from Hong Kong to London on average per day?
The number of flights available between Hong Kong and London is 6 per day as of July 2025. The most frequent departure time is 23:00, with 65% of daily flights leaving in the evening.
How many flights depart from Hong Kong to London on average per week?
47 flights are operational weekly from Hong Kong to London as of July 2025. The most popular departure day for this route is Tue, with 15% of flights per week taking off on this day.
When to book flights from Hong Kong to London
Cheap Hong Kong to London (HKG to LON) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Hong Kong to London
How far is Hong Kong Intl to London by plane?
Hong Kong Intl and London are 5975.1 mi apart from one another. Flights usually cover this in 15h 55m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Hong Kong Intl Airport to London?
Prices for flights from Hong Kong Intl Airport to London refresh daily.
How many operators does momondo search for flights from Hong Kong Intl Airport to London?
There are 13 operators available for flights from Hong Kong Intl Airport to London as of July 2025.
How old do you have to be to fly from Hong Kong Intl Airport to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hong Kong Intl Airport to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Hong Kong to London?
Based on momondo bookings for flights between Hong Kong and London, the leading plane model is Airbus A350-1000, making up 42.20% of the total bookings. Other popular models include Boeing 777-300ER with 41.52%, Airbus A350-900 with 14.61%, and Boeing 777 with 0.86%.
What is the most popular airline from Hong Kong to London?
momondo data reveals that the most frequently booked airline on the route from Hong Kong to London is Cathay Pacific, representing 28% of all bookings. The subsequent popular airlines are SWISS at 18%, British Airways at 13%, and Air China at 11%.
Best airlines flying from Hong Kong to London
Compare and see reviews for airlines that fly from Hong Kong to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £267 | Free Cancellation | Rating 7.5 1,654 reviews | |||
| PriceFrom £295 | Free Cancellation | Rating 6.8 7,200 reviews | |||
| PriceFrom £300 | Free Cancellation | Rating 7.6 100 reviews | |||
| PriceFrom £325 | Free Cancellation | Rating 7.2 92 reviews | |||
| PriceFrom £326 | Free Cancellation | Rating 7.1 152 reviews | |||
| PriceFrom £374 | Free Cancellation | Rating 7.6 1,301 reviews | |||
| PriceFrom £423 | Free Cancellation | Rating 7.3 3,884 reviews | |||
| PriceFrom £443 | Free Cancellation | Rating 7.5 1,471 reviews | |||
| PriceFrom £496 | Free Cancellation | Rating 7.7 338 reviews | |||
| PriceFrom £530 | Free Cancellation | Rating 8.1 1,319 reviews |
Cathay Pacific Flights From Hong Kong to London
Cathay Pacific is one of the most popular airlines flying from Hong Kong to London, operating 33 flights/week on average for this route. A good Cathay Pacific flight deal for Hong Kong to London starts from £757 round-trip, up to an average price of £908. Our users have rated Cathay Pacific at 7.6/10.
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Hong Kong to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Hong Kong.
Can I find flights from Hong Kong to London with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to London from Hong Kong with this policy.
How can momondo help me find flights from Hong Kong to London?
momondo helps you find the best flight between Hong Kong and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Hong Kong to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Hong Kong to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.