Cheap flights to Costa Rica from Philadelphia

Round trips from Philadelphia from $396. Cheapest dates, deal ratings and where to book.

• Liberia: $396, 2027-01-21 to 2027-01-24
• San José (Alajuela): $664, 2026-10-12 to 2026-10-13

Nearby

• Nicaragua
• Panama
• El Salvador
• Honduras
• Guatemala
• Belize
• Colombia
• Jamaica