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

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
23 Sep - 03 Oct Air China
19 Sep - 15 Oct Air China
24 Sep - 02 Oct Air China
22 Sep - 09 Oct China Southern
25 Sep - 12 Oct China Southern
24 Sep - 11 Oct China Southern
24 Sep - 12 Oct China Southern
20 Sep - 04 Oct Air China
12 Sep - 03 Oct Air China
23 Sep - 30 Sep Wizz Air Malta
10 Sep - 24 Sep easyJet
10 Sep - 28 Sep Wizz Air Malta
07 Sep - 22 Sep easyJet
17 Sep - 28 Sep Wizz Air Malta
10 Sep - 17 Sep easyJet
06 Sep - 09 Sep Aegean Airlines
07 Sep - 10 Sep easyJet
05 Sep - 23 Sep Vueling Airlines
02 Sep - 09 Sep Vueling Airlines

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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