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

Return flights

09 Dec - 16 Dec	Aer Lingus
08 Dec - 15 Dec	Air Canada
08 Dec - 24 Dec	Delta
01 Dec - 08 Dec	Air Canada
01 Dec - 17 Dec	Delta
09 Dec - 17 Dec	Delta
08 Dec - 24 Dec	British Airways	direct
02 Dec - 07 Dec	Air Canada
05 Dec - 10 Dec	Air Canada
07 Dec - 13 Dec	Air Canada
29 Dec - 24 Jan	Virgin Atlantic
30 Dec - 07 Jan	Air Canada
29 Dec - 07 Jan	Delta
23 Dec - 17 Jan	Air Canada
25 Dec - 08 Jan	Air Canada
28 Dec - 17 Jan	Virgin Atlantic
27 Dec - 17 Jan	Air Canada
15 Dec - 07 Jan	Air Canada
23 Dec - 07 Jan	Air Canada
15 Dec - 07 Jan	British Airways	direct

Also check the deals for one-way flights from Nashville to London 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 Nashville to London in December from 589€

Return flights