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

Dulles → San Diego via Atlanta: arrives on time 77%

  1. 08:27 IAD → 10:17 ATL
    DL 3080 · Delta · 1h 48m · 83% on time, 1.5% cancelled
  2. 1h 36m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 11:53 ATL → 13:21 SAN
    DL 540 · Delta · 4h 28m · 85% on time, 0.0% cancelled

Total trip 7h 54m, scheduled departure to arrival (San Diego is 3 h behind Dulles). Times are local. Both flew on 55 of the last 56 days.

Makes the connection91%The first flight arrived more than 51 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 36m layover.
Arrives on time77%First flight not cancelled (1.5% are) × connection made (91%) × second flight not cancelled (0.0% are) and within 15 minutes (85%).
Total trip7h 54mIAD 08:27 to SAN 13:21, 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.