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

San Francisco → New York via Salt Lake City: arrives on time 53%

  1. 13:20 SFO → 16:15 SLC
    DL 902 · Delta · 1h 55m · 71% on time, 0.3% cancelled
  2. 55m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 17:10 SLC → 23:52 JFK
    DL 697 · Delta · 4h 42m · 82% on time, 1.9% cancelled

Total trip 7h 32m, scheduled departure to arrival (New York is 3 h ahead of San Francisco). Times are local. Both flew on 31 of the last 56 days.

Makes the connection67%The first flight arrived more than 10 minutes late on 33% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time53%First flight not cancelled (0.3% are) × connection made (67%) × second flight not cancelled (1.9% are) and within 15 minutes (82%).
Total trip7h 32mSFO 13:20 to JFK 23:52, 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.