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

Return flights

23 Oct - 07 Nov	Air China
20 Oct - 29 Oct	Air China
22 Oct - 29 Oct	Air China
23 Oct - 05 Nov	Air China
29 Oct - 12 Nov	Air China
01 Oct - 13 Oct	Shenzhen Airlines
01 Oct - 18 Oct	Shenzhen Airlines
01 Oct - 22 Oct	Shenzhen Airlines
01 Oct - 11 Oct	Shenzhen Airlines
01 Oct - 15 Oct	Shenzhen Airlines
01 Oct - 19 Oct	Shenzhen Airlines
22 Oct - 05 Nov	Air China
29 Oct - 26 Nov	Air China
27 Oct - 25 Nov	Air China
01 Oct - 24 Oct	Shenzhen Airlines
04 Oct - 15 Oct	Shenzhen Airlines
25 Oct - 05 Nov	Shenzhen Airlines
27 Oct - 24 Nov	Shenzhen Airlines
31 Oct - 28 Nov	Shenzhen Airlines
31 Oct - 21 Nov	Shenzhen Airlines

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

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 Ho Chi Minh City in October from 414€

Return flights