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

Return flights

08 Apr - 15 Apr	British Airways
01 Apr - 08 Apr	British Airways
14 Apr - 21 Apr	British Airways
07 Apr - 13 Apr	British Airways
01 Apr - 09 Apr	United
07 Apr - 15 Apr	United
13 Apr - 21 Apr	United
14 Apr - 22 Apr	United
15 Apr - 23 Apr	United
21 Apr - 29 Apr	United
29 Apr - 07 May	United
29 Apr - 06 May	KLM
26 Apr - 04 May	KLM
27 Apr - 05 May	Air France
28 Apr - 06 May	Air France
23 Apr - 01 May	KLM
25 Apr - 03 May	Air Canada
24 Apr - 02 May	Air France

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

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 April from $504

Return flights