Is a 1h 15m Layover Enough at ORD?
O'Hare International — Chicago
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Risky — 21% miss rate
It's risky — a 1 hour and 15 minutes layover at ORD gives you about a 21% chance of missing your connection.
21%
Miss Rate
77%
On-Time Rate
78m
Avg Delay
Why 75 Minutes Is Risky at ORD
A 75-minute connection at ORD is risky. Based on delay patterns, roughly 21% of travelers on connections like this would miss their flight. We recommend at least 154 minutes.
·Airport reliability: ORD has a 77% on-time rate
−High average delay: When flights are late at ORD, the average delay is 78 minutes
−Long taxi times: Planes at ORD typically sit on the runway for 22 minutes before takeoff
Minimum Connection Time at ORD
75m
Domestic
120m
International
Your layover exactly matches the domestic minimum. You'll make it if everything goes perfectly, but any delay on your inbound flight puts you at risk.
Terminal Transfers at ORD
How to transfer: ATS automated train connects Terminals 1, 2, and 3. Terminal 5 requires a separate bus or train.
Transfer time: 5-10 minutes between Terminals 1-3; 15-25 minutes to/from Terminal 5
!TSA re-screening: Required for some terminal changes — Connections involving Terminal 5 (international) require exiting security and re-screening. Terminals 1-3 are connected post-security.
Compare Other Layover Times at ORD
Click any row to see the full analysis for that layover time.
What to Do Instead
- →Look for itineraries with 154+ minute layovers at ORD
- →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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