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

Denver → Washington via Atlanta: arrives on time 67%

  1. 13:15 DEN → 18:18 ATL
    DL 824 · Delta · 3h 03m · 80% on time, 1.8% cancelled
  2. 3h 37m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 21:55 ATL → 23:44 DCA
    DL 537 · Delta · 1h 49m · 70% on time, 2.7% cancelled

Total trip 8h 29m, scheduled departure to arrival (Washington is 2 h ahead of Denver). Times are local. Both flew on 55 of the last 56 days.

Makes the connection100%The first flight arrived more than 172 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 37m layover.
Arrives on time67%First flight not cancelled (1.8% are) × connection made (100%) × second flight not cancelled (2.7% are) and within 15 minutes (70%).
Total trip8h 29mDEN 13:15 to DCA 23:44, 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.