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

Return flights

03 Dec - 10 Dec	United
02 Dec - 09 Dec	United
07 Dec - 14 Dec	United
08 Dec - 15 Dec	United
12 Dec - 19 Dec	United
11 Dec - 18 Dec	United
27 Dec - 17 Jan	United
13 Dec - 20 Dec	United
12 Dec - 31 Dec	United
16 Dec - 31 Dec	Delta
17 Dec - 24 Dec	United
28 Dec - 04 Jan	United
27 Dec - 03 Jan	United
22 Dec - 01 Jan	KLM
20 Dec - 01 Jan	Delta

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

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 Charlotte to Dublin in December from 443€

Return flights