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

Seattle → Columbus via Detroit: arrives on time 70%

11:25 SEA → 18:41 DTW

DL 1706 · Delta · 4h 16m · 79% on time, 1.3% cancelled
1h 13m layover in Detroit (DTW) · 45 min minimum on one ticket
19:54 DTW → 21:04 CMH

DL 5838 · Delta, flown by Republic · 1h 10m · 82% on time, 0.7% cancelled

Total trip 6h 39m, scheduled departure to arrival (Columbus is 3 h ahead of Seattle). Times are local. Both flew on 56 of the last 56 days.

Makes the connection87%The first flight arrived more than 28 minutes late on 13% of the days it flew: too late for the 45-minute minimum connection on a 1h 13m layover.

Arrives on time70%First flight not cancelled (1.3% are) × connection made (87%) × second flight not cancelled (0.7% are) and within 15 minutes (82%).

Total trip6h 39mSEA 11:25 to CMH 21:04, 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.