Cheapest return flights from Houston to Dublin in December from $425

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

Return flights

01 Dec - 16 Dec KLM
01 Dec - 10 Dec Air France
09 Dec - 16 Dec KLM
31 Dec - 13 Jan Air France
08 Dec - 15 Dec Air France
15 Dec - 10 Jan KLM
30 Dec - 05 Jan Air France
07 Dec - 27 Dec United
06 Dec - 27 Dec United
27 Dec - 05 Jan American Airlines
13 Dec - 02 Jan Iberia
15 Dec - 04 Jan Spirit Airlines
13 Dec - 03 Jan Spirit Airlines
15 Dec - 03 Jan Spirit Airlines
21 Dec - 30 Dec Frontier Airlines
16 Dec - 03 Jan Spirit Airlines
16 Dec - 02 Jan American Airlines

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

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.