AirHint found the following cheapest return flights from Charlotte (CLT) to Dublin (DUB) in October 2025 (see full year).

Return flights

02 Oct - 16 Oct	Spirit Airlines
08 Oct - 15 Oct	Spirit Airlines
16 Oct - 23 Oct	Spirit Airlines
17 Oct - 22 Oct	Spirit Airlines
24 Oct - 07 Nov	Spirit Airlines
21 Oct - 04 Nov	Air Canada
10 Oct - 17 Oct	Spirit Airlines
30 Oct - 06 Nov	United
05 Oct - 11 Oct	Spirit Airlines
25 Oct - 01 Nov	United
08 Oct - 15 Oct	Finnair	direct
15 Oct - 22 Oct	United
16 Oct - 23 Oct	Finnair	direct
10 Oct - 17 Oct	Finnair	direct

Also check the deals for one-way flights from Charlotte to Dublin in October.

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 Charlotte to Dublin in October from $418

Return flights