AirHint found the following cheapest return flights from Nashville (BNA) to San Juan (SJU) in March 2026 (see full year).

Return flights

03 Mar - 10 Mar	United
02 Mar - 07 Mar	United
04 Mar - 11 Mar	United
11 Mar - 18 Mar	United
10 Mar - 17 Mar	United
25 Mar - 01 Apr	jetBlue
18 Mar - 25 Mar	United
24 Mar - 31 Mar	United
17 Mar - 24 Mar	jetBlue
31 Mar - 07 Apr	jetBlue
01 Mar - 08 Mar	Spirit Airlines
02 Mar - 09 Mar	Spirit Airlines
26 Mar - 02 Apr	jetBlue
28 Mar - 04 Apr	jetBlue
27 Mar - 03 Apr	jetBlue
29 Mar - 05 Apr	jetBlue
30 Mar - 06 Apr	jetBlue

Also check the deals for one-way flights from Nashville to San Juan in March.

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 San Juan in March from $215

Return flights