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

San Francisco → Washington via Atlanta: arrives on time 67%

  1. 11:38 SFO → 19:27 ATL
    DL 693 · Delta · 4h 51m · 83% on time, 0.0% cancelled
  2. 2h 28m 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 9h 06m, scheduled departure to arrival (Washington is 3 h ahead of San Francisco). Times are local. Both flew on 56 of the last 56 days.

Makes the connection98%The first flight arrived more than 103 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 28m layover.
Arrives on time67%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (2.7% are) and within 15 minutes (70%).
Total trip9h 06mSFO 11:38 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.