AirHint found the following cheapest return flights from Southampton (SOU) to Dublin (DUB) in June 2026 (see full year).

Return flights

13 Jun - 14 Jun	easyJet
02 Jun - 16 Jun	easyJet
02 Jun - 05 Jun	easyJet
04 Jun - 10 Jun	easyJet
05 Jun - 08 Jun	easyJet
20 Jun - 23 Jun	easyJet
20 Jun - 24 Jun	easyJet
30 Jun - 02 Jul	Loganair
11 Jun - 18 Jun	KLM
03 Jun - 06 Jun	KLM
26 Jun - 29 Jun	KLM
25 Jun - 22 Jul	KLM
28 Jun - 06 Jul	KLM
30 Jun - 02 Jul	Aer Lingus	direct
25 Jun - 22 Jul	Aer Lingus	direct
28 Jun - 06 Jul	Aer Lingus	direct

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

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 Southampton to Dublin in June from 152€

Return flights