Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Harrisburg via Atlanta: arrives on time 78%
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05:30 ORD → 08:33 ATLDL 1264 · Delta · 2h 03m · 91% on time, 1.6% cancelled
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2h 42m layover in Atlanta (ATL) · 45 min minimum on one ticket
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11:15 ATL → 13:17 MDTDL 4717 · Delta, flown by Endeavor · 2h 02m · 81% on time, 0.0% cancelled
Total trip 6h 47m, scheduled departure to arrival (Harrisburg is 1 h ahead of Chicago). Times are local. Both flew on 26 of the last 56 days.
Makes the connection98%The first flight arrived more than 117 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 42m layover.
Arrives on time78%First flight not cancelled (1.6% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (81%).
Total trip6h 47mORD 05:30 to MDT 13:17, layover included
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.