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Cathay Pacific flights from Hong Kong to London (HKG - LON)

HKG — LON
18 Nov — 25 Nov1
1 adult
1 adult, Economy

Cheapflights users flying from Hong Kong to London on Cathay Pacific typically fly into London Heathrow and depart from Hong Kong Intl. Select your dates above for pricing.

Cathay Pacific flights from Hong Kong to London in 2025

Find detailed information about Cathay Pacific flights from Hong Kong to London. Explore the options provided by Cathay Pacific to plan your journey from Hong Kong to London. Data last updated 19 October 2025.

One-way from

HK$4,784

Return from

HK$6,236

Popular in

April

Cheapest in

November

Average price (all airlines)

HK$6,034
Cathay Pacific
  • Cathay Pacific
  • 16-11
  • Nonstop
  • 14h 35m total
  • Hong Kong to London
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Cathay Pacific
  • Cathay Pacific
  • 12-11-27-11
  • Nonstop
  • 27h 20m total
  • Hong Kong to London
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Highest demand for flights from Hong Kong Intl to London; 0% potential price increase.
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Best time to find cheap flights from Hong Kong Intl to London; 1% potential price drop.
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Average price for all Hong Kong Intl to London flights (one-way and round-trip).
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  • Can I get a flight from Hong Kong to London on Cathay Pacific for under HK$800?

    Hong Kong to London flights on Cathay Pacific are currently available under HK$800. 10 flights have been found by Cheapflights users under that amount. To find flights for your dates, click here.

Find Cathay Pacific flight deals from Hong Kong to London

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Cheapest Cathay Pacific flights from Hong Kong to London
Explore the most affordable Cathay Pacific flight options available from Hong Kong to London. Find the lowest fares with prices last updated on 19 October 2025.

Wed 12-1113:30HKG - LHR
Nonstop14h 40mCathay Pacific
Thu 27-1111:00LHR - HKG
Nonstop12h 40mCathay Pacific
Deal found 17-10HK$6,236
Sun 16-1100:25HKG - LHR
Nonstop14h 35mCathay Pacific
Fri 21-1111:00LHR - HKG
Nonstop12h 40mCathay Pacific
Deal found 17-10HK$6,259
Sat 25-1013:25HKG - LHR
Nonstop14h 10mCathay Pacific
Wed 29-1020:15LHR - HKG
Nonstop12h 40mCathay Pacific
Deal found 17-10HK$6,368

Travel insights for Cathay Pacific flights from Hong Kong to London

Get recent, data-driven insights about Cathay Pacific flights from Hong Kong to London including ideal travel times, pricing trends, and more.

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

Currently, the most affordable month to book a Cathay Pacific flight from Hong Kong to London in May, with an average price of HK$5,638. Conversely, traveling with Cathay Pacific from Hong Kong to London in September will be the most expensive, with an average cost of HK$7,455. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Cathay Pacific flight availability from Hong Kong to London

The most Cathay Pacific flights from HKG to LON are scheduled on a Saturday (6 on average). You will have fewer Cathay Pacific flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

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.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

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).

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.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Browse thousands of different options on Cheapflights for your next trip

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Fly from Hong Kong to London on another airline

Consider alternative airlines that service the London area. Flight routes are based on user searches made on Cheapflights and were last updated on 19 October 2025.
British Airways flights from Hong Kong Intl to London
Air China flights from Hong Kong Intl to London

See what others are saying about Cathay Pacific

Read reviews and see what other travellers are saying about their experiences with Cathay Pacific. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Cathay Pacific for your next flight. Reviews last updated 19 October 2025.
Cathay Pacific
7.6
Good
1,028 reviews
Check prices
Overview

Comfort

7.6

Entertainment

7.8

Crew

8.1

Food

7.3

Boarding

7.9

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