Book a trip from London to Hanoi with Cathay Pacific , fares from GBP706
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1 Passenger(s), Economy
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Deals on London (LHR) to Hanoi (HAN) flights
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Book flights to Hanoi HAN
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GBP
From | To | Fare Type | Dates | Price | |
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London (LHR) | Hanoi (HAN) | Round-trip / Economy | 01/10/2025 - 16/10/2025 | From GBP706 Seen 16 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 26/10/2025 - 16/11/2025 | From GBP721 Seen 18 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 12/01/2026 - 17/01/2026 | From GBP776 Seen 20 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 13/08/2025 - 02/09/2025 | From GBP944 Seen 1 day ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 17/08/2025 - 23/08/2025 | From GBP1,056 Seen 21 hours ago |
Book Business Class flights to Hanoi - selected offers
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GBP
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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Fresher flavours, now ready for Business
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Our intuitive digital experience
Flight Deals for Popular Routes on Cathay Pacific
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GBP
From | To | Fare Type | Dates | Price | |
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London (LHR) | Hanoi (HAN) | Round-trip / Economy | 04/02/2026 - 25/02/2026 | From GBP767 Seen 8 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 13/04/2026 - 22/04/2026 | From GBP788 Seen 13 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 01/07/2026 - 16/07/2026 | From GBP827 Seen 10 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 06/04/2026 - 20/04/2026 | From GBP838 Seen 18 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 28/03/2026 - 07/04/2026 | From GBP883 Seen 13 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 17/05/2026 - 30/05/2026 | From GBP883 Seen 1 day ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 27/03/2026 - 12/04/2026 | From GBP939 Seen 1 day ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 28/03/2026 - 11/04/2026 | From GBP993 Seen 18 hours ago | |
London (LHR) | Hanoi (HAN) | Round-trip / Economy | 27/03/2026 - 11/04/2026 | From GBP996 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 Hanoi 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.)