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

Return flights

03 Sep - 08 Sep	Air China
03 Sep - 06 Sep	Air China
22 Sep - 13 Oct	Air China
10 Sep - 03 Oct	Air China
10 Sep - 15 Oct	Air China
06 Sep - 26 Sep	Shenzhen Airlines
21 Sep - 12 Oct	Shenzhen Airlines
26 Sep - 17 Oct	Shenzhen Airlines
19 Sep - 12 Oct	Shenzhen Airlines
26 Sep - 11 Oct	Shenzhen Airlines
27 Sep - 11 Oct	Shenzhen Airlines
26 Sep - 15 Oct	Shenzhen Airlines
15 Sep - 26 Sep	Shenzhen Airlines
27 Sep - 04 Oct	Shenzhen Airlines
08 Sep - 26 Sep	Shenzhen Airlines
15 Sep - 29 Sep	Air China
24 Sep - 29 Sep	Air China
11 Sep - 29 Sep	Air China
08 Sep - 25 Sep	Shenzhen Airlines
15 Sep - 30 Sep	Shenzhen Airlines

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.

Book a cheap hotel in Ho Chi Minh City

Cheap car rent in Ho Chi Minh City

Cheapest return flights from London to Ho Chi Minh City in September from $519

Return flights