The strongest all-around option at PHX for eligible Amex cardmembers, especially on a longer Terminal 4 layover.
The Centurion Lounge is a full-service Amex lounge in Terminal 4, with showers, food service and a bar.
It is worth the walk when you have time, but leave a buffer for the distance back to your departure gate.
Last verified Jul 11, 2026
A useful Delta-specific stop, but its value depends on access eligibility and timing.
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The practical independent-lounge option in Terminal 3 when its partner access is being admitted.
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A straightforward airline lounge for eligible United passengers in Terminal 3.
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Convenient for American passengers in Concourse A, but not a reason to cross Terminal 4 from another concourse.
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A useful Terminal 4 network-lounge fallback when partner entry is available.
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