American Airlines AA543 Flight Status
Based on real-time data from Trip.com, flight AA543, operated by American Airlines and scheduled to fly from Phoenix (PHX to St. Louis (STL), has been cancelled. Please contact the airline or airport counter for the latest information.
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Cancelled
Please refer to the airline for the latest information
3h
Check-in Counter
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Boarding Gate
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Arrival Gate
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Baggage
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Need a flight from Phoenix to St. Louis?
American Airlines From MXN3,494
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AA543 Aircraft Details
Plane model info unavailable
Punctuality (Departure)
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Punctuality (Arrival)
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Early on average
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Age
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Seats
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Distance
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Economy
Onboard Amenities
Unknown
Unknown
Unknown
Unknown
Seating Plan
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Legroom
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Seat width
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Reclining Angle
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Seat layout example
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Frequently Asked Questions
What is the current status of flight aa543?
Flight aa543 has been canceled (status: Cancelled). Contact American Airlines or your booking channel for rebooking or refund (updated Nov 13, 2026).Is flight aa543 on time today?
Flight aa543 has been canceled (status: Cancelled). Contact American Airlines or your booking channel for rebooking or refund options; if booked on Trip.com, use Manage Booking.What route does flight aa543 fly?
Flight aa543 is operated by American Airlines from Phoenix (PHX) to St. Louis (STL). Typical flight time is about 3 hours; operating days may include Friday.How can I check real-time status for flight aa543?
Track flight aa543 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight aa543 is delayed or canceled, what should I do?
If aa543 is delayed or canceled, first confirm the latest status here (Cancelled, updated Nov 13, 2026). Contact American Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight aa543 departed from Phoenix?
Flight aa543 has been canceled and did not depart from Phoenix (PHX). Contact American Airlines or your booking channel for next steps.
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