Cheap flights from Hong Kong to London from $398
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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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 cheapest month to fly to London?
If you aren’t able to travel during the month of November, then book flights to London from Hong Kong during December instead. Flights to London in December, while not as cheap as those in November, still average around $994.
What is the cheapest day to depart on your flight to London?
Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $1,269. 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 for around $1,786.
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 $1,269. In contrast, the most expensive time of day to depart to London is in the evening when prices are around $1,494.
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 5 weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,281 when searching 5 weeks out.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 $1,227 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.
How many flights depart from Hong Kong to London on average per day?
As of June 2025, there are 7 flights per day flying from Hong Kong to London. 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 on average per week?
As of June 2025, 49 flights take off from Hong Kong and land in London 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
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?
The straight-line distance from Hong Kong Intl to London is 9616.0 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?
Prices for flights from Hong Kong Intl Airport to London are updated daily.
How many operators does momondo search for flights from Hong Kong Intl Airport to London?
As of June 2025, there are 2 operators available to choose from for flights from Hong Kong Intl Airport to London.
How old do you have to be to fly from Hong Kong Intl Airport to London?
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.
What documentation or ID do you need to fly to London?
The travel and health documents you'll need for your trip to London 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. 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?
Based on momondo bookings for flights between Hong Kong and London, 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?
Based on momondo bookings for flights between Hong Kong and London, the leading airline is British Airways, making up 100% of the total bookings.
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 $1,212 | Free cancellation | Rating 7.5 892 reviews | |||
| PriceFrom $1,288 | Free cancellation | Rating 6.6 7,015 reviews |
Cathay Pacific Flights From Hong Kong to London
Cathay Pacific flies from Hong Kong to London around 35 times per week, with 892 momondo users rating the airline 7.5/10. The cheapest Cathay Pacific deal from Hong Kong to London in the last 72 hours was $786 (round-trip), much lower than the average airfare cost of $921 for Cathay Pacific flights on this route.
British Airways Flights From Hong Kong to London
The best British Airways deal for Hong Kong to London 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 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.
Travelling to a place near London?
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Why should I use momondo to find a flight deal from Hong Kong to London?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hong Kong to London. momondo saves you time and could save you money on your trip.
Can I find flights from Hong Kong to London with flexible booking policies on momondo?
All flight searches from Hong Kong to London on momondo can be filtered to show those which offer flexible booking policies.
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?
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.