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

Return flights

28 Aug - 14 Sep	Pegasus Airlines
27 Aug - 08 Sep	Pegasus Airlines
29 Aug - 14 Sep	Pegasus Airlines
30 Aug - 13 Sep	Pegasus Airlines
24 Aug - 09 Sep	Ryanair
31 Aug - 16 Sep	Ryanair
31 Aug - 08 Sep	Ryanair
30 Aug - 16 Sep	Ryanair
31 Aug - 09 Sep	Ryanair
31 Aug - 14 Sep	Ryanair
12 Aug - 26 Aug	Pegasus Airlines
16 Aug - 26 Aug	Pegasus Airlines
04 Aug - 11 Aug	Ryanair
16 Aug - 31 Aug	Pegasus Airlines
05 Aug - 26 Aug	Ryanair
03 Aug - 26 Aug	Ryanair
12 Aug - 17 Aug	Emirates
18 Aug - 31 Aug	Ryanair
03 Aug - 19 Aug	Ryanair
19 Aug - 29 Aug	Pegasus Airlines

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 691€

Return flights