AirHint found the following cheapest return flights from Atlanta (ATL) to San Juan (SJU)
in April 2025 (see full year ).
Return flights
03 Apr
- 10 Apr
Frontier Airlines
247 €
direct
17 Apr
- 20 Apr
Frontier Airlines
249 €
direct
18 Apr
- 21 Apr
Frontier Airlines
250 €
direct
03 Apr
- 07 Apr
Frontier Airlines
258 €
direct
19 Apr
- 22 Apr
Spirit Airlines
277 €
direct
09 Apr
- 13 Apr
Frontier Airlines
296 €
direct
04 Apr
- 17 Apr
Spirit Airlines
303 €
10 Apr
- 13 Apr
Frontier Airlines
315 €
direct
07 Apr
- 11 Apr
Frontier Airlines
316 €
direct
04 Apr
- 17 Apr
Frontier Airlines
316 €
direct
Also check the deals for one-way flights from Atlanta to San Juan in April .
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.