AirHint found the following cheapest return flights from London (LTN) to Hanoi (HAN) in August 2025 (see full year).

Return flights

30 Aug - 06 Sep	Wizz Air
17 Aug - 03 Sep	easyJet
06 Aug - 06 Sep	easyJet
22 Aug - 06 Sep	easyJet
24 Aug - 08 Sep	Wizz Air UK
25 Aug - 31 Aug	easyJet
26 Aug - 13 Sep	easyJet
24 Aug - 30 Aug	Wizz Air
03 Aug - 03 Sep	easyJet
17 Aug - 01 Sep	easyJet
12 Aug - 19 Aug	easyJet
04 Aug - 10 Aug	easyJet
20 Aug - 27 Aug	easyJet
16 Aug - 01 Sep	easyJet
03 Aug - 10 Aug	easyJet
18 Aug - 31 Aug	Wizz Air UK
25 Aug - 03 Sep	easyJet
21 Aug - 28 Aug	easyJet
20 Aug - 26 Aug	Wizz Air UK
04 Aug - 19 Aug	easyJet

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 $955

Return flights