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

San Diego → Boston via Denver: arrives on time 50%

  1. 10:55 SAN → 14:27 DEN
    UA 1715 · United · 2h 32m · 89% on time, 0.0% cancelled
  2. 1h 36m layover in Denver (DEN) · 45 min minimum on one ticket
  3. 16:03 DEN → 22:06 BOS
    UA 2798 · United · 4h 03m · 52% on time, 2.9% cancelled

Total trip 8h 11m, scheduled departure to arrival (Boston is 3 h ahead of San Diego). Times are local. Both flew on 34 of the last 56 days.

Makes the connection100%The first flight arrived more than 51 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 1h 36m layover.
Arrives on time50%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (2.9% are) and within 15 minutes (52%).
Total trip8h 11mSAN 10:55 to BOS 22:06, 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.