Cheapest return flights from Houston to Dublin in September from 574€

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

Return flights

23 Sep - 29 Sep Frontier Airlines
27 Sep - 17 Oct United
25 Sep - 29 Sep Frontier Airlines
23 Sep - 17 Oct Spirit Airlines
21 Sep - 28 Sep Turkish Airlines
19 Sep - 11 Oct Frontier Airlines
22 Sep - 28 Sep United

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

Skyscanner

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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