Book a trip from London to Seoul with Cathay Pacific , fares from GBP779
Deals on London (LON) to Seoul (SEL) flights
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Book flights to Seoul SEL
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GBP
From | To | Fare Type | Dates | Price | |
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London (LHR) | Seoul (ICN) | Round-trip / Economy | 15/05/2025 - 18/05/2025 | From GBP779 Seen 4 hours ago | |
London (LHR) | Seoul (ICN) | Round-trip / Economy | 02/09/2025 - 22/09/2025 | From GBP791 Seen 1 day ago | |
London (LHR) | Seoul (ICN) | Round-trip / Economy | 03/06/2025 - 17/06/2025 | From GBP779 Seen 1 day ago | |
London (LHR) | Seoul (ICN) | Round-trip / Economy | 06/05/2025 - 18/05/2025 | From GBP791 Seen 1 day ago | |
London (LHR) | Seoul (ICN) | Round-trip / Economy | 17/09/2025 - 07/10/2025 | From GBP1,022 Seen 3 hours ago |
Book Business Class flights to Seoul - selected offers
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The Cathay Pacific experience
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Spacious cabins and world-class service
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Complete flexibility when you book
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Flight Deals for Popular Routes on Cathay Pacific
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From | To | Fare Type | Dates | Price | |
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London (LHR) | Seoul (ICN) | Round-trip / Economy | 24/01/2026 - 31/01/2026 | From GBP992 Seen 8 hours ago | |
London (LHR) | Seoul (ICN) | Round-trip / Economy | 27/10/2025 - 31/10/2025 | From GBP1,020 Seen 3 hours ago | |
London (LHR) | Seoul (ICN) | Round-trip / Economy | 17/10/2025 - 31/10/2025 | From GBP1,090 Seen 22 hours ago | |
London (LHR) | Seoul (ICN) | Round-trip / Economy | 10/10/2025 - 24/10/2025 | From GBP1,402 Seen 1 day ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.
Travel to Seoul in Premium Economy
Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)