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| Domestic flights | ~105 min before departure |
| International flights | ~165 min before departure |
Lines vary by terminal — generally manageable but not the fastest major US airport.
Arrive at least 105 minutes before departure for a domestic flight at Philadelphia (PHL).
Arrive at least 165 minutes before departure for an international flight at Philadelphia (PHL).
Security and check-in congestion here is moderate — build in your full recommended buffer, especially at peak times Lines vary by terminal — generally manageable but not the fastest major US airport.
Yes — bag-drop lines can add 15-30 minutes at busy airports, so lean toward the longer end of the recommended range if you're not carry-on only.