Cheapest return flights from Southampton to Dublin in September from 160€

Best time to book flights for Southampton (SOU) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Southampton (SOU) to Dublin (DUB) in September 2025 (see full year).

Return flights

02 Sep - 04 Sep Loganair
20 Sep - 24 Sep Loganair
19 Sep - 21 Sep Loganair
05 Sep - 07 Sep Loganair
22 Sep - 27 Sep KLM
17 Sep - 20 Sep KLM
12 Sep - 14 Sep KLM
06 Sep - 08 Sep KLM
07 Sep - 21 Sep KLM
15 Sep - 15 Sep Loganair

Also check the deals for one-way flights from Southampton to Dublin in September.

Skyscanner

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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