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

Return flights

02 Sep - 08 Oct	Ryanair
10 Sep - 17 Sep	Ryanair
30 Sep - 14 Oct	Ryanair
02 Sep - 09 Sep	Ryanair
17 Sep - 11 Oct	Aer Lingus
16 Sep - 23 Sep	Ryanair
27 Sep - 22 Oct	Ryanair
28 Sep - 22 Oct	Ryanair
15 Sep - 22 Sep	Etihad Airways
04 Sep - 02 Oct	Ryanair
01 Sep - 03 Oct	Ryanair
08 Sep - 29 Sep	Etihad Airways
26 Sep - 05 Oct	Etihad Airways
01 Sep - 07 Sep	Aer Lingus
11 Sep - 21 Sep	KLM
24 Sep - 09 Oct	Etihad Airways

Also check the deals for one-way flights from Dublin 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 Dublin to Ho Chi Minh City in September from 627€

Return flights