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

Tucson → Denver via Los Angeles: arrives on time 75%

  1. 16:47 TUS → 18:36 LAX
    DL 3778 · Delta, flown by SkyWest · 1h 49m · 94% on time, 0.0% cancelled
  2. 1h 53m layover in Los Angeles (LAX) · 45 min minimum on one ticket
  3. 20:29 LAX → 23:52 DEN
    DL 1729 · Delta · 2h 24m · 79% on time, 1.2% cancelled

Total trip 6h 06m, scheduled departure to arrival (Denver is 1 h ahead of Tucson). Times are local. Both flew on 54 of the last 56 days.

Makes the connection96%The first flight arrived more than 68 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 1h 53m layover.
Arrives on time75%First flight not cancelled (0.0% are) × connection made (96%) × second flight not cancelled (1.2% are) and within 15 minutes (79%).
Total trip6h 06mTUS 16:47 to DEN 23:52, 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.