Cheapest return flights from Philadelphia to San Juan in November from $178

AirHint found the following cheapest return flights from Philadelphia (PHL) to San Juan (SJU) in November 2025 (see full year).

Return flights

16 Nov - 21 Nov Frontier Airlines
22 Nov - 28 Nov Frontier Airlines direct
24 Nov - 04 Dec Frontier Airlines
16 Nov - 20 Nov Frontier Airlines
18 Nov - 22 Nov Frontier Airlines
14 Nov - 22 Nov Spirit Airlines
15 Nov - 22 Nov Spirit Airlines
19 Nov - 22 Nov Frontier Airlines
16 Nov - 20 Nov Frontier Airlines direct
16 Nov - 19 Nov Frontier Airlines
24 Nov - 26 Nov Frontier Airlines direct
24 Nov - 04 Dec Frontier Airlines direct
26 Nov - 08 Dec Frontier Airlines direct
21 Nov - 11 Dec Spirit Airlines direct
21 Nov - 04 Dec Spirit Airlines direct
21 Nov - 05 Dec Spirit Airlines direct
26 Nov - 03 Dec Frontier Airlines direct
21 Nov - 12 Dec Spirit Airlines
24 Nov - 11 Dec Spirit Airlines
24 Nov - 05 Dec Spirit Airlines

Also check the deals for one-way flights from Philadelphia to San Juan in November.

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