Cheapest return flights from London to Hanoi in September from 535€

Best time to book flights for London (LON) to Hanoi (HAN) flights at AirHint

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

Return flights

19 Sep - 04 Oct Air China
01 Sep - 15 Oct Air China
20 Sep - 04 Oct Air China
03 Sep - 13 Sep Air China
25 Sep - 20 Oct Air China
09 Sep - 20 Sep Air China
01 Sep - 15 Sep Air China
26 Sep - 29 Oct Air China
27 Sep - 25 Oct Air China
29 Sep - 31 Oct Air China
28 Sep - 31 Oct Air China
25 Sep - 12 Oct Air China
15 Sep - 06 Oct Air China
17 Sep - 28 Sep Wizz Air UK
01 Sep - 10 Sep Shenzhen Airlines
08 Sep - 14 Sep Shenzhen Airlines
03 Sep - 14 Sep Shenzhen Airlines
07 Sep - 14 Sep Shenzhen Airlines
05 Sep - 13 Sep Shenzhen Airlines
17 Sep - 21 Sep Wizz Air UK

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

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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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