Cheapest return flights from Houston to Dublin in May from $574

Best time to book flights for Houston (IAH) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Houston (IAH) to Dublin (DUB) in May 2025 (see full year).

Return flights

11 May - 16 May Spirit Airlines
13 May - 20 May Spirit Airlines
10 May - 23 May Air Canada
01 May - 08 May Spirit Airlines
01 May - 09 May Spirit Airlines
19 May - 26 May Air Canada
02 May - 12 May British Airways
09 May - 24 May Spirit Airlines
22 May - 05 Jun Finnair
03 May - 01 Jun United
22 May - 27 May Finnair
25 May - 01 Jun KLM
26 May - 17 Jun Air France
31 May - 10 Jun Spirit Airlines
23 May - 31 May Air Canada

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

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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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