Cheap flights from London Heathrow to Hong Kong

from as little as £428

22 nights in Hong Kong, departing London Heathrow on 21 / Sep / 2025 with China Southern Airlines (price found 6 hours ago)

Subject to availability, prices correct of the last 24 hours
Hong Kong

The London Heathrow / Hong Kong route

All 9638 km of it

Cheap flight deals for this route

See what's hot at the moment

No deals available at this time.

Hong Kong flight facts

What you need to know

Alternative flights from the UK to Hong Kong

Check out prices for other routes
from £428 pp
Find flights
from £431 pp
Find flights
from £501 pp
Find flights
from £609 pp
Find flights
from £627 pp
Find flights
from £612 pp
Find flights
search for price
Find flights
from £660 pp
Find flights

Alternative flights from London Heathrow to Hong Kong

You might find cheaper flights nearby
from £411 pp
Find flights
from £412 pp
Find flights
from £468 pp
Find flights
from £407 pp
Find flights
from £417 pp
Find flights
from £415 pp
Find flights
Hong Kong

Today alone, Netflights has searched over 123,160 flights. 21 / Sep / 2025 is currently the lowest priced day of the year to fly the London Heathrow/Hong Kong route. There are around 17,087 flights on any given week from the UK to Hong Kong and the cheapest month to fly right now is September.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)
LOWEST

14 °C

AVG

22 °C

HIGHEST

31 °C

Rainfall (mm)
LOWEST

26 mm

AVG

184 mm

HIGHEST

400 mm

Key facts about Hong Kong

How to get cheap flights from London Heathrow to Hong Kong

Tips and advice from our flight experts

We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Hong Kong. You can choose from 20 airlines. At the moment, 21 / Sep / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.

Qatar Airways is the most popular airline that flies from London Heathrow to Hong Kong. But it's still worth looking at other options, as there are 17,087 flights to Hong Kong every week. If you want to broaden your search, look at flights departing from other airports.

Generally speaking, the flight from London Heathrow to Hong Kong takes around 17 hrs 40 mins. The fastest flight takes 12 hrs 30 mins to cover the 9638 km distance. You can view all flight times yourself in the results list.

The cheapest month to fly to Hong Kong is August, while March is when the prices of flights, hotels and car hire will be at their highest. If you need somewhere to stay for your trip to Hong Kong, take a look at our accommodation options.

Other popular destinations near Hong Kong

Where other people are flying to

Context Id: a61187a9-d3f7-4833-afa5-a6f1269a7b8d