AirHint found the following cheapest one-way flights from Nashville (BNA) to San Juan (SJU) in June 2025 (see full year).

One-Way flights

29 Jun	Spirit Airlines
19 Jun	Frontier Airlines
28 Jun	Spirit Airlines
23 Jun	Spirit Airlines
21 Jun	Allegiant Air
22 Jun	Spirit Airlines
20 Jun	Spirit Airlines
29 Jun	Southwest Airlines	direct
21 Jun	Southwest Airlines	direct

Also check the deals for return flights from Nashville to San Juan in June.

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 one-way flights from Nashville to San Juan in June from $94

One-Way flights