AirHint found the following cheapest return flights from Nashville (BNA) to Barcelona (BCN) in May 2026 (see full year).
Return flights
| 18 May - 28 May | British Airways | ||
| 20 May - 04 Jun | British Airways | ||
| 21 May - 01 Jun | Aer Lingus | ||
| 27 May - 03 Jun | British Airways | ||
| 27 May - 10 Jun | British Airways |
Also check the deals for one-way flights from Nashville to Barcelona in May.
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