Cheapest return flights from London to Hanoi in December from $949

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

Return flights

31 Dec - 13 Jan ITA Airways
10 Dec - 25 Jan British Airways
03 Dec - 20 Jan British Airways
10 Dec - 14 Dec British Airways
09 Dec - 14 Dec British Airways
04 Dec - 15 Dec British Airways
03 Dec - 10 Dec British Airways
03 Dec - 14 Dec British Airways
08 Dec - 21 Jan British Airways
06 Dec - 11 Dec SWISS
09 Dec - 13 Jan British Airways
09 Dec - 17 Dec British Airways
10 Dec - 15 Dec British Airways
08 Dec - 17 Dec British Airways
10 Dec - 23 Dec British Airways
03 Dec - 19 Jan British Airways
01 Dec - 18 Jan British Airways
10 Dec - 14 Jan British Airways
05 Dec - 19 Jan British Airways
17 Dec - 12 Jan ITA Airways

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

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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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