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

San Francisco → Baltimore via Atlanta: arrives on time 87%

  1. 23:59 SFO → 07:42 ATL
    DL 690 · Delta · 4h 43m · 72% on time, 0.5% cancelled
  2. 3h 28m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 11:10 ATL → 13:03 BWI +1 day
    DL 2711 · Delta · 1h 53m · 89% on time, 1.8% cancelled

Total trip 10h 04m, scheduled departure to arrival (Baltimore is 3 h ahead of San Francisco). Times are local. Both flew on 53 of the last 56 days.

Makes the connection99%The first flight arrived more than 163 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 28m layover.
Arrives on time87%First flight not cancelled (0.5% are) × connection made (99%) × second flight not cancelled (1.8% are) and within 15 minutes (89%).
Total trip10h 04mSFO 23:59 to BWI 13:03, 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.