Cheapest return flights from Philadelphia to San Juan in March from 119€

AirHint found the following cheapest return flights from Philadelphia (PHL) to San Juan (SJU) in March 2026 (see full year).

Return flights

01 Mar - 03 Mar Frontier Airlines
06 Mar - 09 Mar Frontier Airlines
06 Mar - 10 Mar Frontier Airlines
06 Mar - 11 Mar Frontier Airlines
01 Mar - 03 Mar Frontier Airlines direct
06 Mar - 10 Mar Frontier Airlines direct
03 Mar - 03 Mar Frontier Airlines direct
06 Mar - 09 Mar Frontier Airlines direct
06 Mar - 11 Mar Frontier Airlines direct
18 Mar - 25 Mar Frontier Airlines direct
17 Mar - 01 Apr Spirit Airlines
17 Mar - 03 Apr Spirit Airlines
17 Mar - 07 Apr Spirit Airlines
24 Mar - 08 Apr Spirit Airlines
24 Mar - 01 Apr Spirit Airlines
24 Mar - 03 Apr Spirit Airlines
24 Mar - 07 Apr Spirit Airlines
24 Mar - 10 Apr Spirit Airlines
24 Mar - 14 Apr Spirit Airlines
24 Mar - 13 Apr Spirit Airlines

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

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