AirHint found the following cheapest return flights from Ho Chi Minh City (SGN) to London (LHR) in December 2025 (see full year).

Return flights

16 Dec - 27 Jan	China Southern
27 Dec - 17 Jan	China Southern
21 Dec - 04 Jan	China Southern
28 Dec - 11 Jan	China Southern
19 Dec - 01 Jan	VietJet Air
22 Dec - 04 Jan	Air China
19 Dec - 04 Jan	Air China
25 Dec - 08 Jan	Air China
25 Dec - 07 Jan	Air China
20 Dec - 27 Dec	Shenzhen Airlines
19 Dec - 27 Dec	Air China
20 Dec - 29 Dec	Shenzhen Airlines
17 Dec - 03 Jan	China Southern
18 Dec - 23 Dec	Air China
24 Dec - 28 Dec	China Southern
17 Dec - 29 Dec	China Southern
20 Dec - 30 Dec	China Southern
18 Dec - 20 Dec	Air China
12 Dec - 27 Dec	Qatar Airways
12 Dec - 26 Dec	Qatar Airways

Also check the deals for one-way flights from Ho Chi Minh City to London in December.

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 Ho Chi Minh City to London in December from $621

Return flights