Is a 3-Hour Layover Enough at PHX?
Phoenix Sky Harbor International — Phoenix
✅
Safe — 4% miss rate
Yes — a 3 hours layover at PHX is enough.
4%
Miss Rate
81%
On-Time Rate
69m
Avg Delay
Why 180 Minutes Is Safe at PHX
Your 180-minute connection at PHX looks solid. You have plenty of buffer even if your first flight is moderately late.
·Airport reliability: PHX has a 81% on-time rate
+Comfortable buffer: Your 180-minute layover is well above the 45-minute minimum
−High average delay: When flights are late at PHX, the average delay is 69 minutes
Minimum Connection Time at PHX
45m
Domestic
120m
International
Your 180-minute layover gives you 135 minutes of buffer above the 45-minute domestic minimum. That's a comfortable buffer for most situations.
Terminal Transfers at PHX
How to transfer: PHX Sky Train connects Terminal 3 and Terminal 4; most gates in Terminal 4 connected airside
Transfer time: 5-10 minutes between terminals
✓TSA re-screening: Not required between terminals — Terminal 3 and Terminal 4 are connected post-security via the Sky Train. No re-screening needed.
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