Cheapest return flights from Philadelphia to San Juan in January from 119€
AirHint found the following cheapest return flights from Philadelphia (PHL) to San Juan (SJU)
in January 2026 (see full year ).
Return flights
12 Jan
- 15 Jan
Frontier Airlines
119 €
11 Jan
- 15 Jan
Frontier Airlines
119 €
07 Jan
- 12 Jan
Frontier Airlines
132 €
24 Jan
- 26 Jan
Frontier Airlines
132 €
09 Jan
- 17 Jan
Frontier Airlines
141 €
08 Jan
- 12 Jan
Frontier Airlines
144 €
23 Jan
- 26 Jan
Frontier Airlines
144 €
11 Jan
- 14 Jan
Frontier Airlines
150 €
direct
06 Jan
- 12 Jan
Frontier Airlines
150 €
direct
06 Jan
- 10 Jan
Frontier Airlines
150 €
direct
20 Jan
- 04 Feb
Spirit Airlines
152 €
20 Jan
- 03 Feb
Spirit Airlines
152 €
21 Jan
- 10 Feb
Spirit Airlines
152 €
21 Jan
- 04 Feb
Spirit Airlines
152 €
21 Jan
- 03 Feb
Spirit Airlines
152 €
24 Jan
- 11 Feb
Spirit Airlines
158 €
24 Jan
- 10 Feb
Spirit Airlines
158 €
24 Jan
- 04 Feb
Spirit Airlines
158 €
24 Jan
- 03 Feb
Spirit Airlines
158 €
13 Jan
- 03 Feb
Spirit Airlines
158 €
Also check the deals for one-way flights from Philadelphia to San Juan in January .
Powered by
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.
Find us on social media
Feel free to contact us with any feedback or request another flight research.
Find us on social media