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

Return flights

20 Oct - 12 Nov	Icelandair
15 Oct - 22 Oct	British Airways	direct
22 Oct - 21 Nov	British Airways	direct
04 Oct - 15 Oct	Iberia
04 Oct - 14 Oct	Iberia
20 Oct - 27 Oct	British Airways
03 Oct - 10 Oct	British Airways
30 Oct - 06 Nov	British Airways
01 Oct - 05 Oct	British Airways
10 Oct - 14 Oct	British Airways
17 Oct - 24 Oct	British Airways
08 Oct - 12 Oct	Delta
06 Oct - 13 Oct	British Airways
25 Oct - 01 Nov	British Airways

Also check the deals for one-way flights from Nashville to London 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.

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Cheapest return flights from Nashville to London in October from $502

Return flights