AirHint found the following cheapest return flights from Hanoi (HAN) to London (LHR) in July 2026 (see full year).

Return flights

20 Jul - 03 Aug	Cathay Pacific
16 Jul - 25 Jul	Cathay Pacific
13 Jul - 22 Jul	Cathay Pacific
20 Jul - 03 Aug	Vietnam Airlines	direct
13 Jul - 22 Jul	Vietnam Airlines	direct

Also check the deals for one-way flights from Hanoi to London in July.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Hanoi to London in July from $1020

Return flights