Book a trip from London to Hanoi with Cathay Pacific , fares from GBP642

Direct flights from London with three cabin classes to match your style, your Hanoi adventure starts from GBP642

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
12/11/2025 - 24/11/2025

From

GBP642

Seen 20 hours ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
10/11/2025 - 21/11/2025

From

GBP642

Seen 15 hours ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
01/11/2025 - 29/11/2025

From

GBP677

Seen 1 day ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
01/11/2025 - 15/11/2025

From

GBP677

Seen 1 day ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
25/02/2026 - 23/04/2026

From

GBP785

Seen 14 hours 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
17/04/2026 - 15/05/2026

From

GBP702

Seen 1 day ago

London (LHR)Hanoi (HAN)Round-trip
/
Economy
25/07/2026 - 29/08/2026

From

GBP1,181

Seen 33 minutes 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.)