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

Denver → Tucson via Atlanta: arrives on time 76%

  1. 05:45 DEN → 10:42 ATL
    DL 341 · Delta · 2h 57m · 94% on time, 0.8% cancelled
  2. 53m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 11:35 ATL → 12:19 TUS
    DL 937 · Delta · 3h 44m · 87% on time, 1.6% cancelled

Total trip 7h 34m, scheduled departure to arrival (Tucson is 1 h behind Denver). Times are local. Both flew on 56 of the last 56 days.

Makes the connection90%The first flight arrived more than 8 minutes late on 10% of the days it flew: too late for the 45-minute minimum connection on a 53m layover.
Arrives on time76%First flight not cancelled (0.8% are) × connection made (90%) × second flight not cancelled (1.6% are) and within 15 minutes (87%).
Total trip7h 34mDEN 05:45 to TUS 12:19, 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.