Cheap Flights Seoul – London from CAD 266

Flight FAQs

• Which airlines offer the cheapest flights from Seoul (SEL) to London (LON)?

  Based on Trip.com data, China Eastern Airlines offers one-way fares as low as CAD 266 on Cheapest nonstop routes (e.g. ICN to LHR on Sat, May 23), while China Eastern Airlines offers Cheapest nonstop round-trips from CAD 667 departing on Thu, Jun 11 and returning on Wed, Jun 17.

• Which airlines offer direct flights from Seoul to London?

  At the moment, you can catch a direct flight from Seoul to London with the following airlines, including: Virgin Atlantic Asiana 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 the flight from Seoul (SEL) to London (LON)?

  It takes about 14 hours 26 minutes to fly from Seoul (SEL) to London (LON).

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

  Based on Trip.com data in the past 4 weeks, there is 21 flight per week flying from Seoul to London. You can check the weekly schedule for popular airlines on this route below: Asiana Airlines: S/M/T/W/T/F/S -- OZ521 (08:20)

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

  To find best deals on flights from Seoul 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 Sat, May 23, with one-way flights priced at just CAD 266.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Virgin Atlantic.
  · 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 Seoul to London to get the best price?

  The cheapest months to fly from Seoul to London is December, when demand for travel is lower.

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

  After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Seoul to London on May 22, 2026 with China Eastern Airlines, with prices starting at CAD 265.

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

  You can land at any one of the following hubs in London, with Incheon International Airport to Heathrow Airport (ICN-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 Seoul and London?

  The time difference between London and Seoul is 9h.

• How can I change or cancel my flight ticket from Seoul 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.