Cheapest return flights from Houston to Dublin in May from $522

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

Return flights

05 May - 12 May United
04 May - 11 May KLM
06 May - 13 May British Airways
01 May - 08 May British Airways
03 May - 10 May British Airways
12 May - 19 May Air Canada
11 May - 18 May British Airways
13 May - 20 May British Airways
02 May - 09 May Air France
03 May - 14 Jun British Airways
07 May - 14 May Air France
25 May - 01 Jun British Airways
26 May - 02 Jun British Airways
27 May - 03 Jun British Airways
28 May - 04 Jun British Airways
31 May - 07 Jun British Airways
23 May - 06 Jun Iberia
29 May - 05 Jun British Airways
30 May - 06 Jun British Airways

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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