Cheapest return flights from New York to San Juan in September from 133€
AirHint found the following cheapest return flights from New York (NYC) to San Juan (SJU)
in September 2025 (see full year ).
Return flights
23 Sep
- 30 Sep
Frontier Airlines
133 €
direct
21 Sep
- 26 Sep
Frontier Airlines
133 €
direct
21 Sep
- 24 Sep
Frontier Airlines
133 €
direct
01 Sep
- 10 Sep
Frontier Airlines
134 €
direct
09 Sep
- 12 Sep
Frontier Airlines
134 €
direct
08 Sep
- 18 Sep
Frontier Airlines
134 €
direct
01 Sep
- 05 Sep
Frontier Airlines
134 €
direct
01 Sep
- 30 Sep
Frontier Airlines
134 €
direct
14 Sep
- 19 Sep
Frontier Airlines
134 €
direct
28 Sep
- 03 Oct
Frontier Airlines
134 €
direct
06 Sep
- 10 Sep
Frontier Airlines
140 €
direct
17 Sep
- 01 Oct
United
140 €
23 Sep
- 07 Oct
United
140 €
24 Sep
- 08 Oct
United
140 €
27 Sep
- 11 Oct
United
140 €
30 Sep
- 02 Oct
Frontier Airlines
153 €
direct
27 Sep
- 14 Oct
Frontier Airlines
155 €
direct
30 Sep
- 14 Oct
United
157 €
27 Sep
- 05 Oct
United
158 €
27 Sep
- 05 Oct
Frontier Airlines
166 €
direct
Also check the deals for one-way flights from New York to San Juan in September .
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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