Cheapest return flights from London to Hanoi in September from $536

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

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

Return flights

23 Sep - 03 Oct Air China
24 Sep - 02 Oct Air China
22 Sep - 09 Oct China Southern
20 Sep - 04 Oct Air China
25 Sep - 12 Oct China Southern
07 Sep - 17 Sep easyJet
29 Sep - 22 Oct China Southern
29 Sep - 12 Oct China Southern
29 Sep - 15 Oct China Southern
10 Sep - 24 Sep easyJet
07 Sep - 22 Sep easyJet
10 Sep - 17 Sep easyJet
07 Sep - 10 Sep easyJet
05 Sep - 23 Sep Vueling Airlines
12 Sep - 03 Oct Wizz Air Malta
02 Sep - 09 Sep Vueling Airlines
01 Sep - 05 Sep Wizz Air UK
03 Sep - 17 Sep easyJet
03 Sep - 18 Sep Gulf Air
24 Sep - 07 Oct easyJet

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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