AirHint found the following cheapest return flights from Phoenix (PHX) to Dublin (DUB) in August 2025 (see full year).

Return flights

12 Aug - 19 Aug	Air Canada
03 Aug - 19 Aug	Air Canada
24 Aug - 04 Sep	Air Canada
13 Aug - 20 Aug	United
05 Aug - 12 Aug	Air Canada
03 Aug - 12 Aug	Air Canada
05 Aug - 13 Aug	Air Canada
23 Aug - 06 Sep	Air Canada
07 Aug - 14 Aug	United
01 Aug - 07 Aug	British Airways
25 Aug - 01 Sep	United
01 Aug - 05 Aug	Frontier Airlines
28 Aug - 04 Sep	United
31 Aug - 07 Sep	United
23 Aug - 30 Aug	United

Also check the deals for one-way flights from Phoenix to Dublin in August.

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

Cheapest return flights from Phoenix to Dublin in August from $461

Return flights