Book a trip from London to Hanoi with Cathay Pacific , fares from GBP781
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1 Passenger(s), Economy
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Deals on London (LON) to Hanoi (HAN) flights
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Book flights to Hanoi HAN
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GBP
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 25/10/2025 - 09/11/2025 | From GBP781 Seen 1 day ago | |
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 10/12/2025 - 31/12/2025 | From GBP778 Seen 1 day ago | |
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 11/12/2025 - 31/12/2025 | From GBP790 Seen 1 day ago | |
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 26/06/2025 - 03/07/2025 | From GBP860 Seen 19 hours ago | |
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 18/10/2025 - 01/11/2025 | From GBP1,109 Seen 1 day ago |
Book Business Class flights to Hanoi - selected offers
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There are no fares that match your filter criteria. Please adjust your filters.
There are no fares that match your filter criteria. Please adjust your filters.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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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| London (LHR) | Hanoi (HAN) | Round-trip / Economy | 27/03/2026 - 10/04/2026 | From GBP1,011 Seen 19 hours 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
London (LHR)to
Hanoi (HAN)01/07/2025 - 05/07/2025FromGBP2,166Seen 1 day agoRound-tripPremium 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.)