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

Return flights

15 Jun - 22 Jun	Air Canada
05 Jun - 19 Jun	KLM
30 Jun - 08 Jul	Air Canada
15 Jun - 23 Jun	Air Canada
09 Jun - 23 Jun	Spirit Airlines
29 Jun - 07 Jul	Air Canada
29 Jun - 06 Jul	Air Canada
28 Jun - 06 Jul	Air Canada
28 Jun - 30 Jun	Air Canada
28 Jun - 05 Jul	Lufthansa
28 Jun - 29 Jun	United
27 Jun - 05 Jul	Air Canada
27 Jun - 04 Jul	Air Canada
11 Jun - 21 Jun	WestJet
25 Jun - 28 Jun	Air Canada

Also check the deals for one-way flights from Houston 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 Houston to Dublin in June from 753€

Return flights