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

Return flights

23 Nov - 29 Dec	Air China
23 Nov - 14 Dec	Air China
20 Nov - 16 Dec	Air China
27 Nov - 11 Dec	Air China
23 Nov - 13 Dec	Air China
21 Nov - 08 Dec	Air China
23 Nov - 12 Dec	Air China
28 Nov - 10 Dec	Air China
27 Nov - 15 Dec	Air China
27 Nov - 18 Dec	Air China
23 Nov - 28 Nov	Air China
19 Nov - 25 Nov	Air China
23 Nov - 30 Nov	Air China
21 Nov - 26 Nov	Air China
20 Nov - 25 Nov	Air China
19 Nov - 26 Nov	Air China
21 Nov - 25 Nov	Air China
19 Nov - 24 Nov	Air China
26 Nov - 30 Nov	Air China
21 Nov - 24 Nov	Air China

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

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 November from 411€

Return flights