Book a trip from London to Hanoi with Cathay Pacific , fares from GBP698
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1 Passenger(s), Economy
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Fly Cathay Pacific from London (LHR) to Hanoi (HAN). Enjoy award-winning service, entertainment, and an enhanced menu for Premium Economy and Business Class during your flight. Book direct to secure our best fare and join as a Cathay Pacific Member to earn Status Points or Miles.
Deals on London (LHR) to Hanoi (HAN) flights
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Book flights to Hanoi HAN
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 17/11/2025 - 05/12/2025 | From GBP698 Seen 20 hours ago | |
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 01/02/2026 - 16/02/2026 | From GBP732 Seen 21 hours ago | |
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 08/03/2026 - 21/03/2026 | From GBP732 Seen 11 hours ago | |
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 30/01/2026 - 20/02/2026 | From GBP736 Seen 1 day ago | |
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 24/12/2025 - 13/01/2026 | From GBP741 Seen 10 hours ago |
Book Business Class flights to Hanoi - selected offers
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London (LHR)to
Hanoi (HAN)08/02/2026 - 22/03/2026FromGBP3,533Seen 1 day agoRound-tripBusinessLondon (LHR)to
Hanoi (HAN)12/03/2026 - 28/03/2026FromGBP3,547Seen 12 hours agoRound-tripBusinessLondon (LHR)to
Hanoi (HAN)14/02/2026 - 28/02/2026FromGBP3,554Seen 1 day agoRound-tripBusinessLondon (LHR)to
Hanoi (HAN)03/04/2026 - 18/04/2026FromGBP3,620Seen 11 hours agoRound-tripBusiness
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All fares displayed include taxes and carrier-imposed surcharges. All fares, government taxes and fees, and surcharges are subject to change at any time. For ticket cancellations, where applicable, the Hong Kong Passenger Security Charge, the Hong Kong Air Passenger Departure Tax, and the Hong Kong International Airport Construction Fee will be refunded without any administration fees.