Cheap flights from London to Seoul from C$ 625

The cheapest month to fly to Seoul from London is in January. Flight prices, which tend to average around C$ 841, are often lower during this time because this is during the off-season. If you’re not able to fly to Seoul in January, then November is your next best option. Flight prices from London to Seoul during November average around C$ 939.

The cheapest time of day to fly to Seoul is in the afternoon when flights can be purchased for as low as C$ 1,549. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around C$ 1,828 per ticket.

Fly from London Heathrow to Incheon Intl for the best London - Seoul flight prices

You are more likely to see cheaper flights to Seoul from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around C$ 1,318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from London for as low as C$ 1,069 on momondo.

There is only 1 cabin class available to choose from on London to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 63% on your flight if you consider stops on a London to Seoul flight.

As of September 2026, 3 flights take off from London and land in Seoul each day. The most common flight departure time for this route is 1:00p.m., with 61% of daily flights taking off in the afternoon.

23 flights are operational weekly from London to Seoul as of September 2026. The most popular departure day for this route is Wed, with 22% of flights per week taking off on this day.