Cheap Flights London to Hanoi from £228

Flight FAQs

• Which airlines offer the cheapest flights from London to Hanoi?

  Based on Trip.com data, China Southern Airlines offers Cheapest nonstop one-way flights from £228 (for example, LGW–HAN on Sun, Sep 13). For a Cheapest nonstop return flight, Air China offers fares from £351, departing on Tue, Sep 22 and returning on Mon, Sep 28.

• Which airlines offer direct flights from London to Hanoi?

  At the moment, you can catch a direct flight from London to Hanoi with the following airlines, including: Vietnam Airlines easyJet Wizz Air UK Qatar Airways China Eastern Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from London to Hanoi?

  A flight from London (LON) to Hanoi (HAN) takes an average of 11 hours 55 minutes.

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from London to Hanoi 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 from London to Hanoi each week?

  On average, 2 direct flights operate each week between London and Hanoi. See below the schedules of the main airlines serving this route:
  Vietnam Airlines: S/-/T/-/-/-/S – VN056 (departure at 19:25)

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

  Here are some tips for finding the best flight deals from London to Hanoi on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Sun, Sep 13, with one-way fares from just £228.
  · Compare airlines. Vietnam Airlines currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. July is generally the busiest month for travel to Hanoi.
  · Get exclusive promo codes on the Trip.com app.

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

  The cheapest month to book a flight from London to Hanoi is usually August, when demand is lower.

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

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from London to Hanoi on September 22, 2026 with Air China, with prices starting at £353.

• Which airports should you choose for flights from London to Hanoi?

  Flights to Hanoi can arrive at: Noi Bai International Airport (HAN). The most common route connects London Gatwick Airport and Noi Bai International Airport (LGW–HAN).

• What is the time difference between London and Hanoi?

  The time difference between Hanoi and London is 7h.

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

  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 price of a one-way flight from London to Hanoi?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from London to Hanoi is £590. Fares vary by travel date, airline and availability.

• What is the average price of a return flight from London to Hanoi?

  Based on Trip.com data for flights departing in the next 30 days, the average return fare from London to Hanoi is £854. Fares vary by travel date, airline and availability.

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

  Enter London and Hanoi, 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.

• Are there budget airlines on the London to Hanoi route?

  easyJet and Wizz Air Maltaare the most popular budget airlines flying from London to Hanoi. Check baggage, seat and payment fees before comparing the final price.