Is a 2-Hour Layover Enough at ORD?
O'Hare International — Chicago
⚠️
Tight — 15% miss rate
Maybe — a 2 hours layover at ORD is tight but doable.
15%
Miss Rate
77%
On-Time Rate
78m
Avg Delay
Why 120 Minutes Is Tight at ORD
Your 120-minute connection at ORD is doable but doesn't leave much margin for error. If your first flight is more than 45 minutes late, it could get stressful.
·Airport reliability: ORD has a 77% on-time rate
+Comfortable buffer: Your 120-minute layover is well above the 75-minute minimum
−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 120-minute layover gives you 45 minutes of buffer above the 75-minute domestic minimum. That's a comfortable buffer for most situations.
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
Enter your exact connection time for a personalized assessment.