Cheapest one-way flights from Philadelphia to San Jose in December from 78€

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to San Jose (SJO) in December 2025 (see full year).

One-Way flights

09 Dec Spirit Airlines
11 Dec Spirit Airlines
03 Dec Spirit Airlines
14 Dec Spirit Airlines
07 Dec Spirit Airlines
30 Dec Frontier Airlines
06 Dec Spirit Airlines
29 Dec Spirit Airlines
23 Dec Spirit Airlines
27 Dec Spirit Airlines

Also check the deals for return flights from Philadelphia to San Jose in December.

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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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