Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Kansas City → Boston via Denver: arrives on time 84%
-
05:55 MCI → 06:45 DENWN 2545 · Southwest · 1h 50m · 91% on time, 0.0% cancelled
-
2h 55m layover in Denver (DEN) · 90 min minimum on separate tickets
-
09:40 DEN → 15:44 BOSUA 1232 · United · 4h 04m · 86% on time, 1.0% cancelled
Total trip 8h 49m, scheduled departure to arrival (Boston is 1 h ahead of Kansas City). Times are local. Both flew on 56 of the last 56 days.
Makes the connection98%The first flight arrived more than 85 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 2h 55m layover.
Arrives on time84%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (1.0% are) and within 15 minutes (86%).
Total trip8h 49mMCI 05:55 to BOS 15:44, 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.