Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Baltimore → Denver via Chicago: arrives on time 33%
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20:00 BWI → 21:32 ORDAA 4717 · American, flown by Republic · 2h 31m · 68% on time, 13.9% cancelled
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1h 02m layover in Chicago (ORD) · 45 min minimum on one ticket
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22:34 ORD → 00:17 DEN +1 dayAA 1387 · American · 2h 42m · 57% on time, 3.4% cancelled
Total trip 6h 16m, scheduled departure to arrival (Denver is 2 h behind Baltimore). Times are local. Both flew on 56 of the last 56 days.
Makes the connection70%The first flight arrived more than 17 minutes late on 30% of the days it flew: too late for the 45-minute minimum connection on a 1h 02m layover.
Arrives on time33%First flight not cancelled (13.9% are) × connection made (70%) × second flight not cancelled (3.4% are) and within 15 minutes (57%).
Total trip6h 16mBWI 20:00 to DEN 00:17, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.