Cheapest one-way flights from Philadelphia to San Juan in March from $62

Best time to book flights for Philadelphia (PHL) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to San Juan (SJU) in March 2025 (see full year).

One-Way flights

30 Mar Frontier Airlines direct
25 Mar Frontier Airlines direct
26 Mar Frontier Airlines direct
29 Mar Frontier Airlines direct
31 Mar Spirit Airlines direct
27 Mar Spirit Airlines
28 Mar Spirit Airlines
24 Mar Spirit Airlines
27 Mar Frontier Airlines direct
24 Mar Frontier Airlines direct

Also check the deals for return flights from Philadelphia to San Juan in March.

Skyscanner

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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