Cheap flights from London Heathrow Airport to Hong Kong from $328

The month of November is, on average, the cheapest month to fly to Hong Kong from London Heathrow Airport, with most prices found around $741. The month of May is another great option to travel to Hong Kong, with average flight prices from London Heathrow Airport averaging around $758.

The cheapest day to depart from London Heathrow Airport to Hong Kong is on a Thursday. Travelers who choose to depart for Hong Kong on a Thursday will often find tickets for as low as $1,038. The most expensive day to fly to Hong Kong is Wednesday, with ticket prices averaging around $1,133.

The cheapest time of day to fly to Hong Kong is in the afternoon when flights can be purchased for as low as $1,057. In the morning is when there is more demand to fly to Hong Kong, so prices are often more expensive at around $1,181 per ticket.

Fly from London Heathrow to Hong Kong Intl for the best London Heathrow - Hong Kong Intl flight prices

You are more likely to see cheaper flights to Hong Kong from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Hong Kong for around $910 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hong Kong from London Heathrow Airport for as low as $820 on momondo.

There are 4 cabin classes available to choose from on London Heathrow to Hong Kong Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 3% on your flight if you consider stops on a London Heathrow Airport to Hong Kong flight.

As of April 2026, prices for London Heathrow Airport to Hong Kong flights are approximately 12% cheaper when compared to flights at the same time last year.

China Eastern, Etihad Airways, and Shenzhen Airlines are the most popular carriers operating from London Heathrow to Hong Kong Intl

Cathay Pacific, British Airways and Air China are the top three most popular airlines that fly to Hong Kong from London Heathrow Airport according to our data. Cathay Pacific is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Hong Kong. Keep in mind that there are 10 different airlines that fly to Hong Kong on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between London and Hong Kong have experienced a delay on any given week. The average delay length over the past 12 months has been 149 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Cathay Pacific have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

Beijing (PEK) was the most common stop: 37% of momondo users choosing 1-stop flights on this route connected there.

Flights via Beijing (PKX) offer the lowest average round-trip price of $464.

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 15h 05m.

Amsterdam (AMS) has the shortest average layover time for this route: 1h 15m.

As of April 2026, 6 flights take off from London Heathrow Airport and land in Hong Kong each day. The most common flight departure time for this route is 5:00PM, with 53% of daily flights taking off in the afternoon.

As of April 2026, 47 flights take off from London Heathrow Airport and land in Hong Kong each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.