AirHint found the following cheapest return flights from London (LHR) to Ho Chi Minh City (SGN) in September 2026 (see full year).

Return flights

23 Sep - 30 Sep	Shenzhen Airlines
16 Sep - 25 Sep	Shenzhen Airlines
12 Sep - 26 Sep	Shenzhen Airlines
12 Sep - 20 Sep	Shenzhen Airlines
07 Sep - 19 Sep	Shenzhen Airlines
28 Sep - 05 Oct	Shenzhen Airlines
01 Sep - 30 Sep	Air France
17 Sep - 24 Sep	Qatar Airways
21 Sep - 29 Sep	Qatar Airways
15 Sep - 24 Sep	Qatar Airways
10 Sep - 22 Sep	Qatar Airways
24 Sep - 01 Oct	Qatar Airways
15 Sep - 01 Oct	Qatar Airways
17 Sep - 03 Oct	Qatar Airways

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

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 September from $631

Return flights