Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Kansas City → Miami via Chicago: arrives on time 54%

  1. 07:53 MCI → 09:45 ORD
    UA 1491 · United · 1h 52m · 86% on time, 1.8% cancelled
  2. 48m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 10:33 ORD → 14:57 MIA
    UA 1620 · United · 3h 24m · 77% on time, 1.3% cancelled

Total trip 6h 04m, scheduled departure to arrival (Miami is 1 h ahead of Kansas City). Times are local. Both flew on 56 of the last 56 days.

Makes the connection73%The first flight arrived more than 3 minutes late on 27% of the days it flew: too late for the 45-minute minimum connection on a 48m layover.
Arrives on time54%First flight not cancelled (1.8% are) × connection made (73%) × second flight not cancelled (1.3% are) and within 15 minutes (77%).
Total trip6h 04mMCI 07:53 to MIA 14:57, 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.