Cheap Flights Hong Kong to London from £199

Flight FAQs

• Which airlines offer the cheapest flights from Hong Kong (HKG) to London (LON)?

  Based on Trip.com data, Hainan Airlines offers one-way fares as low as £199 on Cheapest nonstop routes (e.g. HKG to LHR on Tue, Oct 6), while Hainan Airlines offers Cheapest nonstop round-trips from £482 departing on Thu, Aug 13 and returning on Tue, Aug 18.

• Which airlines offer direct flights from Hong Kong to London?

  At the moment, you can catch a direct flight from Hong Kong to London with the following airlines, including: Cathay Pacific British Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is the flight from Hong Kong (HKG) to London (LON)?

  It takes about 14 hours 11 minutes to fly from Hong Kong (HKG) to London (LON).

• When is the best time to book flights from Hong Kong to London?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hong Kong to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Hong Kong to London?

  Based on Trip.com data in the past 4 weeks, there is 34 flight per week flying from Hong Kong to London. You can check the weekly schedule for popular airlines on this route below: Cathay Pacific: S/M/T/W/T/F/S -- CX253 (14:05) Cathay Pacific: S/M/T/W/T/F/S -- CX251 (23:25) British Airways: S/M/T/W/T/F/S -- BA032 (23:15)

• How can I find the best deals on flights from Hong Kong to London?

  To find best deals on flights from Hong Kong to London, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Oct 6, with one-way flights priced at just £199.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Cathay Pacific.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for London travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Hong Kong to London to get the best price?

  The cheapest months to fly from Hong Kong to London is November, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Hong Kong to London?

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Hong Kong to London on August 13, 2026 with Qingdao Airlines, with prices starting at £223.

• Which airports can I fly through when travelling to London from Hong Kong?

  You can land at any one of the following hubs in London, with Hong Kong International Airport to Heathrow Airport (HKG-LHR) is by far the most common option on this route: London City Airport (LCY) London Gatwick Airport (LGW) Heathrow Airport (LHR) London Luton Airport (LTN) London Southend Airport (SEN) London Stansted Airport (STN).

• What is the time difference between Hong Kong and London?

  The time difference between London and Hong Kong is 8h.

• How can I change or cancel my flight ticket from Hong Kong to London?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Hong Kong to London?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Hong Kong to London is £500. Fares vary by travel date, airline and availability.

• What is the average cost of a return flight from Hong Kong to London?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Hong Kong to London is £930. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Hong Kong to London on Trip.com?

  Enter Hong Kong and London, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.