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

Return flights

12 Feb - 14 Feb	Spirit Airlines	direct
07 Feb - 07 Feb	Spirit Airlines	direct
07 Feb - 14 Feb	Spirit Airlines	direct
26 Feb - 01 Mar	Spirit Airlines	direct
12 Feb - 01 Mar	Spirit Airlines	direct
04 Feb - 07 Feb	Spirit Airlines
04 Feb - 14 Feb	Spirit Airlines
03 Feb - 07 Feb	Spirit Airlines
03 Feb - 14 Feb	Spirit Airlines
12 Feb - 16 Feb	Spirit Airlines
07 Feb - 16 Feb	Spirit Airlines
07 Feb - 09 Feb	Spirit Airlines
16 Feb - 01 Mar	Spirit Airlines	direct

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

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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Cheapest return flights from Philadelphia to San Juan in February from 240€

Return flights