Book a trip from London to Hanoi with Cathay Pacific , fares from GBP691

Deals on London (LON) to Hanoi (HAN) flights

May 2025
FromGBP750*
Seen 5 hours ago
Round trip/Economy
GBP691
Displaying fares for May-2025
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RangeGBP691-GBP750

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.)

Book flights to Hanoi HAN

Book flights to Hanoi HAN
From
To
Fare Type
Dates
Price
London (LHR)Hanoi (HAN)Round-trip
/
Economy		24/09/2025 - 11/10/2025

From

GBP691

Seen 1 hour ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy		04/06/2025 - 16/06/2025

From

GBP691

Seen 11 hours ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy		18/08/2025 - 08/09/2025

From

GBP715

Seen 8 hours ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy		01/10/2025 - 16/10/2025

From

GBP725

Seen 1 day ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy		28/08/2025 - 26/09/2025

From

GBP738

Seen 18 hours ago

Book Business Class flights to Hanoi - selected offers

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.

Flight Deals for Popular Routes on Cathay Pacific

Flight Deals for Popular Routes on Cathay Pacific
From
To
Fare Type
Dates
Price
London (LHR)Hanoi (HAN)Round-trip
/
Economy		11/02/2026 - 22/02/2026

From

GBP800

Seen 1 day ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy		25/12/2025 - 10/01/2026

From

GBP903

Seen 7 hours ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy		18/12/2025 - 03/01/2026

From

GBP1,468

Seen 1 day ago

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

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