Cheapest one-way flights from Philadelphia to San Juan in April from 104€

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 April 2025 (see full year).

One-Way flights

08 Apr Frontier Airlines direct
02 Apr Frontier Airlines direct
01 Apr Frontier Airlines direct
09 Apr Frontier Airlines direct
30 Apr Spirit Airlines
16 Apr Frontier Airlines direct
04 Apr Frontier Airlines direct
03 Apr Frontier Airlines direct
30 Apr Spirit Airlines direct
27 Apr Spirit Airlines direct

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

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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