AirHint found the following cheapest return flights from Windsor Locks (BDL) to Nashville (BNA) in December 2025 (see full year).

Return flights

12 Dec - 19 Dec	Spirit Airlines	direct
12 Dec - 22 Dec	Spirit Airlines	direct
15 Dec - 19 Dec	Spirit Airlines	direct
15 Dec - 22 Dec	Spirit Airlines	direct
12 Dec - 13 Dec	Spirit Airlines
13 Dec - 15 Dec	Spirit Airlines
19 Dec - 22 Dec	Spirit Airlines	direct
13 Dec - 19 Dec	Spirit Airlines
13 Dec - 22 Dec	Spirit Airlines
11 Dec - 18 Dec	Southwest Airlines	direct
22 Dec - 11 Jan	Spirit Airlines

Also check the deals for one-way flights from Windsor Locks to Nashville 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 Windsor Locks to Nashville in December from $180

Return flights