Is a 1-Hour Layover Enough at STL?
St. Louis Lambert International — St. Louis
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Risky — 18% miss rate
It's risky — a 1 hour layover at STL gives you about a 18% chance of missing your connection.
18%
Miss Rate
80%
On-Time Rate
64m
Avg Delay
Why 60 Minutes Is Risky at STL
A 60-minute connection at STL is risky. Based on delay patterns, roughly 18% of travelers on connections like this would miss their flight. We recommend at least 117 minutes.
·Airport reliability: STL has a 80% on-time rate
+Comfortable buffer: Your 60-minute layover is well above the 40-minute minimum
−High average delay: When flights are late at STL, the average delay is 64 minutes
Minimum Connection Time at STL
40m
Domestic
90m
International
Your 60-minute layover gives you 20 minutes of buffer above the 40-minute domestic minimum. That's a reasonable buffer, but winter weather or afternoon delays can still cause problems.
Terminal Transfers at STL
How to transfer: Walking within Terminal 1; MetroLink train between Terminal 1 and Terminal 2
Transfer time: 5-8 minutes within Terminal 1; 15-20 minutes between terminals
!TSA re-screening: Required for some terminal changes — Terminal 1 and Terminal 2 are separate buildings. Changing between them requires the MetroLink and re-screening.
Compare Other Layover Times at STL
Click any row to see the full analysis for that layover time.
What to Do Instead
- →Look for itineraries with 117+ minute layovers at STL
- →Consider a direct flight if available
- →Book both legs on the same ticket (airline must rebook you if you miss the connection)
- →Choose an early morning first leg — morning flights are delayed less often
Check a Different Layover Time
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