Cheap flights from Hong Kong to London from $397
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 24/6. 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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Finnair flights from Hong Kong to London Heathrow Airport
Our best Finnair deals on Hong Kong to London Heathrow Airport flight tickets
SWISS flights from Hong Kong to London Heathrow Airport
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How to get the cheapest flight ticket from Hong Kong to London Heathrow Airport
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 cheapest month to fly to London Heathrow Airport?
The month of November is, on average, the cheapest month to fly to London Heathrow Airport from Hong Kong, with most prices found around $975. If you aren’t able to travel during the month of November, then book flights to London Heathrow Airport from Hong Kong during October instead. Flights to London Heathrow Airport in October, while not as cheap as those in November, still average around $1,132.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Thursday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,268. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Hong Kong to London Heathrow Airport for around $1,785.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
In the morning is the cheapest time of day to fly from Hong Kong to London Heathrow Airport when you can find flight prices for as low as $1,268. Flying to London Heathrow Airport in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the evening when prices are around $1,492.
What is the cheapest Hong Kong Intl to London Heathrow flight route?
Fly from Hong Kong Intl to London Heathrow for the best Hong Kong Intl - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Hong Kong when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,280 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Hong Kong for as low as $1,226 on momondo.
What cabin class options are available on Hong Kong Intl to London Heathrow flights?
There are 3 cabin classes available to choose from on Hong Kong Intl to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Hong Kong to London Heathrow Airport on average per day?
As of June 2025, there are 7 flights per day flying from Hong Kong to London Heathrow Airport. The most common time of day flights depart is 23:00, with 63% of flights taking off in the evening.
How many flights depart from Hong Kong to London Heathrow Airport on average per week?
As of June 2025, 49 flights take off from Hong Kong and land in London Heathrow Airport each week. The most common flight departure day for this route is Sat, with 16% of weekly flights taking off on this day.
When to book flights from Hong Kong to London Heathrow Airport
Cheap Hong Kong to London Heathrow Airport (HKG to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Hong Kong to London Heathrow Airport
How far is Hong Kong Intl to London Heathrow by plane?
A flight from Hong Kong Intl to London Heathrow will travel around 9637.0 km. In terms of flight time, this usually takes a little over 14h 30m.
When did momondo last update prices for flights from Hong Kong Intl Airport to London Heathrow Airport?
Prices for flights from Hong Kong Intl Airport to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Hong Kong Intl Airport to London Heathrow Airport?
As of June 2025, there are 2 operators available to choose from for flights from Hong Kong Intl Airport to London Heathrow Airport.
How old do you have to be to fly from Hong Kong Intl Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Hong Kong Intl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Hong Kong to London Heathrow Airport?
Based on momondo bookings for flights between Hong Kong and London Heathrow Airport, the leading plane model is Airbus A350-1000, making up 43.83% of the total bookings. Other popular models include Boeing 777-300ER with 40.92%, Airbus A350-900 with 13.31%, and Boeing 777 with 0.87%.
What is the most popular airline from Hong Kong to London Heathrow Airport?
momondo data reveals that the most frequently booked airline on the route from Hong Kong to London Heathrow Airport is British Airways, representing 54% of all bookings. The subsequent popular airline is Cathay Pacific at 46%.
Best airlines flying from Hong Kong to London Heathrow Airport
Compare and see reviews for airlines that fly from Hong Kong to London Heathrow Airport with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,211 | Free cancellation | Rating 7.5 892 reviews | |||
| PriceFrom $1,287 | Free cancellation | Rating 6.6 7,015 reviews |
Cathay Pacific Flights From Hong Kong to London Heathrow Airport
Cathay Pacific operates around 35 flights from Hong Kong to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been $921, but momondo users have found Cathay Pacific deals from Hong Kong to London Heathrow Airport from as low as $786 round-trip. Cathay Pacific has been scored 7.5/10 in 892 reviews.
British Airways Flights From Hong Kong to London Heathrow Airport
The best British Airways deal for Hong Kong to London Heathrow Airport flight tickets found on momondo in the last 72 hours was $836, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at $985 round-trip. British Airways operates 7 flights out of Hong Kong into London Heathrow Airport in an average week, so prices vary by time and availability. 7,015 British Airways reviews by users on momondo have scored the airline at 6.6/10.
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Why should I use momondo to find a flight deal from Hong Kong to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Hong Kong to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Hong Kong to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from Hong Kong which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Hong Kong to London?
Once you have performed a search for Hong Kong to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Hong Kong to London right now. Can momondo alert me if prices change?
Price alerts on flights to London from Hong Kong are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.