HolidayDealFinder (holidaydealfinder.co.uk)
A royal palace among modern skyscrapers in central Seoul

Cheap flights to Seoul

Return fares to Seoul from 5 UK airports in the next 12 months, from £450.

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Cheapest fare to Seoul from each UK airport

5–30 nights, direct or with one stop, cheapest first.

All airports in one search: London to Seoul from £450

Prices are return fares for one adult, found in searches in the last few days and cached; they can change at any time, and the final price and availability are shown when you book. Checked bags are extra unless the airline includes them.