United States · Phoenix
Phoenix Sky Harbor International Airport (PHX) Online Check-in
American Airlines + Southwest hub. Three terminals (T2 closed) — T3 (American + others), T4 (Southwest + most carriers).
Now at Phoenix Sky Harbor International Airport
- Security wait (today, avg) 18 min
- Disruption No reported disruption
- Weather impact Clear, 14 °C
Quick information
Airlines we cover at Phoenix Sky Harbor International Airport
Phoenix Sky Harbor International Airport hosts about 25 airlines in total. We have terminal-specific check-in pages for the 0 listed below. Pick yours to see counters, bag-drop, and online check-in details.
No terminal-specific check-in pages for this airport yet. Browse the full airline directory for general check-in info.
How to check in for a flight from Phoenix Sky Harbor International Airport
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Check in online before you leave home
Most airlines open online check-in 24–48 hours before departure. It saves time at the airport and avoids airport-counter fees on low-cost carriers.
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Arrive at the right terminal
PHX has 2 terminal(s). Check your airline's terminal in the table above before you set off.
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Drop off checked baggage
Counters typically open 2 hours before departure and close 40 minutes before. Use self-service bag-drop kiosks to save time.
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Pass security
Liquids must be in a single transparent bag, max 100 ml each. Laptops and large electronics out of bags. Submit your security wait time below to help others.
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Reach your gate on time
Most airlines close the gate 20 minutes before departure. Allow 5–15 minutes to walk from security to the gate.
Tips for Phoenix Sky Harbor International Airport
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Free Sky Train inter-terminal
PHX Sky Train (automated people-mover) connects T3 + T4 + Rental Car Center for free. Useful for ground transport connections.
Popular destinations from Phoenix Sky Harbor International Airport
Frequently asked questions
Which airport for Phoenix is best?
PHX (Sky Harbor) is the main airport with full international + domestic. AZA (Phoenix-Mesa Gateway) is secondary, mostly Allegiant low-cost.
Official sources
The check-in details on this page are sourced from each airline's website. For terminal layout, opening hours, and ground-side services, see the Phoenix Sky Harbor International Airport official site below.
- Wikipedia: Phoenix Sky Harbor International Airport — Editorial overview, history, statistics.
- FlightRadar24: PHX live data — Live flight arrivals, departures, and delays.
- travel.state.gov — Up-to-date entry requirements and security guidance for United States.