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

Phoenix → Baltimore via San Francisco: arrives on time 9%

  1. 19:47 PHX → 21:50 SFO
    UA 2837 · United · 2h 03m · 19% on time, 0.0% cancelled
  2. 50m layover in San Francisco (SFO) · 45 min minimum on one ticket
  3. 22:40 SFO → 07:10 BWI +1 day
    UA 1340 · United · 5h 30m · 86% on time, 1.3% cancelled

Total trip 8h 23m, scheduled departure to arrival (Baltimore is 3 h ahead of Phoenix). Times are local. Both flew on 27 of the last 56 days.

Makes the connection11%The first flight arrived more than 5 minutes late on 89% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time9%First flight not cancelled (0.0% are) × connection made (11%) × second flight not cancelled (1.3% are) and within 15 minutes (86%).
Total trip8h 23mPHX 19:47 to BWI 07:10, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.