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

Seattle → Charlotte via Atlanta: arrives on time 40%

11:56 SEA → 19:54 ATL

DL 554 · Delta · 4h 58m · 78% on time, 0.0% cancelled
46m layover in Atlanta (ATL) · 45 min minimum on one ticket
20:40 ATL → 21:57 CLT

DL 3139 · Delta · 1h 19m · 74% on time, 1.5% cancelled

Total trip 7h 03m, scheduled departure to arrival (Charlotte is 3 h ahead of Seattle). Times are local. Both flew on 45 of the last 56 days.

Makes the connection55%The first flight arrived more than 1 minutes late on 45% of the days it flew: too late for the 45-minute minimum connection on a 46m layover.

Arrives on time40%First flight not cancelled (0.0% are) × connection made (55%) × second flight not cancelled (1.5% are) and within 15 minutes (74%).

Total trip7h 03mSEA 11:56 to CLT 21:57, 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.