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

Return flights

29 Aug - 19 Sep	Air China
30 Aug - 20 Sep	Air China
24 Aug - 07 Sep	Wizz Air
23 Aug - 09 Sep	Air China
13 Aug - 29 Aug	Air China
03 Aug - 17 Aug	Air China
02 Aug - 16 Aug	Air China
10 Aug - 24 Aug	Air China
07 Aug - 23 Aug	Air China
02 Aug - 31 Aug	Air China
01 Aug - 30 Aug	Air China
07 Aug - 28 Aug	Air China
09 Aug - 30 Aug	Air China
03 Aug - 23 Aug	Air China
22 Aug - 06 Sep	Air China
14 Aug - 02 Sep	Air China
01 Aug - 10 Sep	Air China
01 Aug - 01 Sep	Air China

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

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 London to Hanoi in August from 536€

Return flights