Cheapest return flights from Houston to Dublin in May from 599€

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

Return flights

02 May - 09 May Frontier Airlines
28 May - 04 Jun Frontier Airlines
01 May - 08 May Frontier Airlines
27 May - 03 Jun Frontier Airlines
04 May - 11 May Frontier Airlines
05 May - 12 May Spirit Airlines
12 May - 19 May Frontier Airlines
29 May - 05 Jun Spirit Airlines
20 May - 27 May Frontier Airlines
31 May - 07 Jun Frontier Airlines
06 May - 13 May Spirit Airlines
07 May - 14 May jetBlue
26 May - 02 Jun Frontier Airlines
11 May - 18 May Frontier Airlines
03 May - 10 May Frontier Airlines
27 May - 10 Jun Frontier Airlines
19 May - 05 Jun Spirit Airlines
28 May - 06 Jun Frontier Airlines
30 May - 06 Jun Frontier Airlines
19 May - 08 Jun Spirit Airlines

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

Powered by

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.