Question 1

How long is the flight from Hong Kong to London?

Accepted Answer

Airlines like SWISS, China Eastern, and Air China fly from Hong Kong to London in about 23h. The time it takes to get you to your destination can typically vary by up to 2h 10m. Hong Kong and London are separated by a distance of 9627 km. This flight may include one or multiple stops. Find deals

Question 2

What are the cheapest airlines flying from Hong Kong to London round-trip?

Accepted Answer

According to our current data, SWISS (HK$2,694), Lufthansa (HK$3,110), and China Southern (HK$3,115) offers the cheapest pricing from Hong Kong to London. SWISS is currently priced 55% below the average price you’ll pay for this route. Find deals

Question 3

What are the cheapest airlines to fly from Hong Kong to London one-way?

Accepted Answer

The cheapest airline one-way is Royal Brunei Airlines, with whom users have recently found tickets for as low as HK$2,837. However, be on the lookout for offers from China Eastern and Air China, as they are both options that can get you from Hong Kong to London for a low price. Find deals

Question 4

How far ahead should I book a flight from Hong Kong to London?

Accepted Answer

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hong Kong to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be. Find deals

Question 5

What is the cheapest month to book a flight from Hong Kong to London?

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Hong Kong to London (average of HK$553). Flying from Hong Kong to London in August is currently the most expensive (average of HK$937). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 6

What is the cheapest day to fly from Hong Kong to London?

Accepted Answer

Travellers seeking maximum savings on their Hong Kong to London flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

Weekly flight availability from Hong Kong to London

Accepted Answer

The most flights from HK0 to LON are scheduled on a Saturday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Question 8

E

Accepted Answer

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Question 9

E

Accepted Answer

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 10

What are the most popular routes from Hong Kong to London?

Accepted Answer

Most travellers choose Hong Kong Intl - London Heathrow, Hong Kong Intl - London Gatwick or Hong Kong Intl - London Stansted when deciding on the best route from Hong Kong to London.

Question 11

What are the cheapest flights from Hong Kong to London?

Accepted Answer

On average you can expect to pay HK$25,598 for a flight from Hong Kong to London. The cheapest flight overall is HK$4,346 while the most popular route, (Hong Kong Intl - London Heathrow) is currently priced at HK$4,303.

Question 12

What are the most reliable airlines from Hong Kong to London?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Hong Kong to London consider choosing Iberia(78%), British Airways(78%) or Cathay Pacific(71%), as they are the most reliable in getting you off to your destination on time.

Question 13

What are the most popular airlines that fly from Hong Kong to London?

Accepted Answer

Consider Air France, Finnair or British Airways when booking your flight. These represent the most popular airlines when flying from Hong Kong to London.

Question 14

What is the cheapest day to fly return from Hong Kong to London?

Accepted Answer

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 9% on your flight compared to booking on days when demand is much higher.

Question 15

How far in advance should I book a flight from Hong Kong to London?

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 14 days in advance, which can save you up to 21% on flights from Hong Kong to London compared to booking the week you need them. Waiting 14 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at HK$5,067. For sooner than that we have options available in the next 3 days from HK$6,564.

Question 16

What is the cheapest month to fly from Hong Kong to London?

Accepted Answer

November is one of the best times of the year to fly to London from Hong Kong. Prices for November average HK$6,098 per person but you can even find prices for as low as HK$2,588. The most expensive prices can be found in the month of April. Opting for a November flight can save you 17% on your journey compared to booking in April

Question 17

What is the cheapest time of day to fly from HK to LON?

Accepted Answer

Unlike in the morning, when flights are generally more expensive, you can save up to 24% on flights from Hong Kong to London by exploring options for tickets in the afternoon.

Question 18

Can I find deals for flights from Hong Kong to London that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Hong Kong to London flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 19

How can I find direct flights from Hong Kong to London?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to London.

Question 20

Can I find deals for business class flights from Hong Kong to London?

Accepted Answer

Yes. Cheapflights offers flight deals from Hong Kong to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 21

How does Cheapflights help users find flights from Hong Kong to London?

Accepted Answer

Cheapflights helps you search for flights from Hong Kong to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Question 22

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to London?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Hong Kong.

Question 23

Can Cheapflights find flights from Hong Kong to London with no change fees?

Accepted Answer

Need flexible booking options for your flight to London from Hong Kong? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 24

Can Cheapflights notify me if prices for flights from Hong Kong to London become cheaper?

Accepted Answer

Yes! Start tracking prices for Hong Kong to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	HK$5,348
One-way from	HK$2,822
Popular in	April
Cheapest in	November
Average price	HK$6,751
Good round-trip deal	HK$6,252 or less
Good one-way deal	HK$4,619 or less

Airline	Cheapest	Average	Flexibility	On-time
SWISS	CheapestHK$2,694	AverageHK$6,224	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Lufthansa	CheapestHK$3,110	AverageHK$5,222	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
China Southern	CheapestHK$3,115	AverageHK$5,008	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Air China	CheapestHK$3,277	AverageHK$6,405	FlexibilityNo cancel fee	On-time67%	Search Air China flights
China Eastern	CheapestHK$3,478	AverageHK$5,878	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Finnair	CheapestHK$4,178	AverageHK$5,423	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	CheapestHK$4,648	AverageHK$5,818	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air France	CheapestHK$4,702	AverageHK$5,547	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Turkish Airlines	CheapestHK$4,735	AverageHK$5,958	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
泰國航空	CheapestHK$5,612	AverageHK$6,534	FlexibilityNo cancel fee	On-time77%	Search 泰國航空 flights

Cheap flights from Hong Kong to London from HK$2,822

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11-9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Hong Kong to London are usually found in November or December, booked 70 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Hong Kong to London

Keep the following information in mind while searching for Hong Kong to London flight deals. Data was last updated 2 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Hong Kong to London

Cheapest flights from Hong Kong to LondonExplore the most affordable flight options available from Hong Kong to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.

Explore the most affordable flight options available from Hong Kong to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hong Kong to London that are best for you.

Best time to book a flight from Hong Kong to London

Have a flexible travel schedule? Discover the best time to fly to London from Hong Kong with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to London

How far ahead should I book a flight from Hong Kong to London?

Use this chart to determine the optimal time to book a return flight from Hong Kong to London. Price data was last updated on 29 August 2025.

What is the cheapest month to book a flight from Hong Kong to London?

What is the cheapest time of day to fly from HK to LON?

Find hourly flight availability from Hong Kong to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 September 2025.

What is the cheapest day to fly from Hong Kong to London?

Use this chart to determine the cheapest time to fly return from Hong Kong to London. Price data was last updated on 18 November 2024.

Weekly flight availability from Hong Kong to London

Explore weekly flight availability from Hong Kong to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 2 September 2025.

Reviews of airlines servicing London

Check out reviews from past customers who have flown with Cathay Pacific, SWISS, andAir China from Hong Kong to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Hong Kong to London?

What are the cheapest airlines flying from Hong Kong to London round-trip?

What are the cheapest airlines to fly from Hong Kong to London one-way?

What are the most popular routes from Hong Kong to London?

What are the most reliable airlines from Hong Kong to London?

What are the cheapest flights from Hong Kong to London?

Can I find deals for flights from Hong Kong to London that include hotel bookings?

How can I find direct flights from Hong Kong to London?

Can I find deals for business class flights from Hong Kong to London?

What is the cheapest month to book a flight from Hong Kong to London?

Travelling to a place near London?

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Alternative routes for Hong Kong to London

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Top 10 airlines flying from Hong Kong to London

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How does Cheapflights help users find flights from Hong Kong to London?

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to London?

Can Cheapflights find flights from Hong Kong to London with no change fees?

Can Cheapflights notify me if prices for flights from Hong Kong to London become cheaper?

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Cheapest flights from Hong Kong to London
Explore the most affordable flight options available from Hong Kong to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.