Book a trip from London to Hanoi with Cathay Pacific , fares from GBP704

Book a trip from London to Hanoi ..

DISCOUNT CODE (OPTIONAL)

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

Book flights to Hanoi HAN

GBP
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Book flights to Hanoi HAN
From
To
Fare Type
Dates
Price
London (LHR)Hanoi (HAN)Round-trip
/
Economy
15/01/2026 - 25/01/2026

From

GBP704

Seen 1 day ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
05/11/2025 - 23/11/2025

From

GBP704

Seen 1 day ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
21/11/2025 - 05/12/2025

From

GBP719

Seen 16 hours ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
21/11/2025 - 06/12/2025

From

GBP719

Seen 16 hours ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
14/11/2025 - 29/11/2025

From

GBP719

Seen 1 day ago

Book Business Class flights to Hanoi - selected offers

GBP
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Explore More Flights from Other Popular Origins

Flight Deals for Popular Routes on Cathay Pacific

GBP
Flight Deals for Popular Routes on Cathay Pacific
From
To
Fare Type
Dates
Price
London (LHR)Hanoi (HAN)Round-trip
/
Economy
28/03/2026 - 11/04/2026

From

GBP1,101

Seen 6 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

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.)