Cheapest return flights from London to Hanoi in December from 793€

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

Return flights

31 Dec - 14 Jan KLM
29 Dec - 07 Jan KLM
29 Dec - 01 Jan KLM
31 Dec - 07 Jan KLM
29 Dec - 18 Jan British Airways
31 Dec - 20 Jan British Airways
31 Dec - 19 Jan British Airways
29 Dec - 12 Jan KLM
30 Dec - 18 Jan British Airways
31 Dec - 18 Jan British 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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