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

Houston → Salt Lake City via Atlanta: arrives on time 78%

  1. 10:16 HOU → 13:20 ATL
    DL 1509 · Delta · 2h 04m · 88% on time, 3.0% cancelled
  2. 4h 35m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 17:55 ATL → 19:58 SLC
    DL 653 · Delta · 4h 03m · 80% on time, 0.0% cancelled

Total trip 10h 42m, scheduled departure to arrival (Salt Lake City is 1 h behind Houston). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 230 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 4h 35m layover.
Arrives on time78%First flight not cancelled (3.0% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip10h 42mHOU 10:16 to SLC 19:58, 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.