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

Return flights

21 Sep - 03 Oct	jetBlue
25 Sep - 28 Sep	Spirit Airlines
08 Sep - 23 Sep	jetBlue
05 Sep - 16 Sep	jetBlue
02 Sep - 16 Sep	jetBlue
16 Sep - 11 Oct	jetBlue
19 Sep - 17 Oct	jetBlue
19 Sep - 14 Oct	jetBlue
15 Sep - 19 Sep	Frontier Airlines
23 Sep - 28 Sep	Frontier Airlines
10 Sep - 17 Sep	United
12 Sep - 19 Sep	United
14 Sep - 21 Sep	United
24 Sep - 29 Sep	British Airways
30 Sep - 07 Oct	United
28 Sep - 05 Oct	United
26 Sep - 03 Oct	United
24 Sep - 02 Oct	United
24 Sep - 01 Oct	United

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

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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Cheapest return flights from Tampa to Dublin in September from $542

Return flights