Cheapest return IAH–DUB flights, June

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

Return flights

09 Jun - 16 Jun Frontier Airlines
23 Jun - 09 Jul Frontier Airlines
10 Jun - 17 Jun Frontier Airlines
11 Jun - 21 Jun Frontier Airlines
02 Jun - 04 Jun Frontier Airlines
13 Jun - 20 Jun jetBlue
08 Jun - 17 Jun Frontier Airlines
13 Jun - 28 Jun Frontier Airlines
17 Jun - 24 Jun Frontier Airlines
04 Jun - 10 Jun Frontier Airlines
12 Jun - 28 Jun Volaris
01 Jun - 01 Jul Frontier Airlines
22 Jun - 03 Jul Air Canada

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

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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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