Cheap flights from Hong Kong to London from £176
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 25/9. 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 Heathrow Airport
Our best KLM deals on Hong Kong to London Heathrow Airport flight tickets
SWISS flights from Hong Kong to London Heathrow Airport
Our best SWISS deals on Hong Kong to London Heathrow Airport flight tickets
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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?
In general, November is the cheapest month to fly from Hong Kong to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £461. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Hong Kong averaging around £536.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Hong Kong is on a Monday. momondo users have found tickets for Monday departures for as low as £595. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £702.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Hong Kong to London Heathrow Airport in the morning for as low as £628. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £677 on average. Flights to London Heathrow Airport from Hong Kong in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.
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 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £605 when searching weeks before you fly. 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 £584 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.
Can stopping save me money on Hong Kong to London Heathrow Airport flights?
You could potentially save up to 2% on your flight if you consider stops on a Hong Kong to London Heathrow Airport flight.
How have Hong Kong to London Heathrow Airport flight prices changed over time?
As of June 2025, prices for Hong Kong to London Heathrow Airport flights are approximately 2% more expensive when compared to flights at the same time last year.
What is the cheapest airline that flies from Hong Kong Intl to London Heathrow?
Royal Brunei Airlines, Turkish Airlines, and Hainan Airlines are the most popular carriers operating from Hong Kong Intl to London Heathrow
Which airlines fly to London Heathrow Airport?
Cathay Pacific, British Airways and SWISS are the top three most popular airlines that fly to London Heathrow Airport from Hong Kong according to our data. Cathay Pacific is the first choice among our users, with 56% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 13 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Hong Kong to London Heathrow Airport on average per day?
The number of flights available between Hong Kong and London Heathrow Airport is 6 per day as of June 2025. The most frequent departure time is 23:00, with 61% of daily flights leaving in the evening.
How many flights depart from Hong Kong to London Heathrow Airport on average per week?
46 flights are operational weekly from Hong Kong to London Heathrow Airport as of June 2025. The most popular departure day for this route is Sat, with 17% of flights per week 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?
Hong Kong Intl and London Heathrow are 5988.2 mi apart from one another. A reasonable flight in good conditions will take 15h 40m.
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 refresh daily.
How many operators does momondo search for flights from Hong Kong Intl Airport to London Heathrow Airport?
There are 13 operators available for flights from Hong Kong Intl Airport to London Heathrow Airport as of June 2025.
How old do you have to be to fly from Hong Kong Intl Airport to London Heathrow Airport?
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 Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport 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 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 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 Heathrow Airport?
Based on momondo bookings for flights between Hong Kong and London Heathrow Airport, the leading airline is Cathay Pacific, making up 41% of the total bookings. Other popular airlines include British Airways with 15%, SWISS with 9%, and Air China with 7%.
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 £267 | Free Cancellation | Rating 7.5 1,654 reviews | |||
| PriceFrom £294 | Free Cancellation | Rating 6.8 7,200 reviews | |||
| PriceFrom £299 | Free Cancellation | Rating 7.6 100 reviews | |||
| PriceFrom £324 | Free Cancellation | Rating 7.2 92 reviews | |||
| PriceFrom £326 | Free Cancellation | Rating 7.1 152 reviews | |||
| PriceFrom £374 | Free Cancellation | Rating 7.6 1,299 reviews | |||
| PriceFrom £443 | Free Cancellation | Rating 7.5 1,471 reviews | |||
| PriceFrom £495 | Free Cancellation | Rating 7.7 338 reviews | |||
| PriceFrom £496 | Free Cancellation | Rating 7.3 3,884 reviews | |||
| PriceFrom £530 | Free Cancellation | Rating 8.1 1,319 reviews |
Cathay Pacific Flights From Hong Kong to London Heathrow Airport
The lowest priced Cathay Pacific flight from Hong Kong to London Heathrow Airport from the last 72 hours was £757. Generally, Cathay Pacific has 32 flights on this route every week with an average price of £908. Cathay Pacific is rated 7.6/10 by our users.
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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. All flights to London from Hong Kong on momondo can be compared and filtered by various policies on offer, including flexible booking.
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.