Cheapest return flights from Phoenix to Dublin in September from 538€

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

Return flights

12 Sep - 04 Oct Frontier Airlines
08 Sep - 13 Sep Spirit Airlines
26 Sep - 05 Oct Spirit Airlines
09 Sep - 16 Sep Air Canada
24 Sep - 30 Sep Frontier Airlines
10 Sep - 20 Sep Frontier Airlines
20 Sep - 30 Sep Frontier Airlines
24 Sep - 01 Oct Frontier Airlines
17 Sep - 24 Sep United
10 Sep - 21 Sep Frontier Airlines
11 Sep - 18 Sep United
16 Sep - 01 Oct Frontier Airlines
13 Sep - 20 Sep United
05 Sep - 12 Sep United
29 Sep - 06 Oct United
25 Sep - 02 Oct United
27 Sep - 04 Oct United

Also check the deals for one-way flights from Phoenix 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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