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

Boston → Los Angeles via Salt Lake City: arrives on time 85%

  1. 06:05 BOS → 09:18 SLC
    DL 859 · Delta · 5h 13m · 89% on time, 1.6% cancelled
  2. 2h 12m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 11:30 SLC → 12:30 LAX
    DL 829 · Delta · 2h 00m · 88% on time, 0.8% cancelled

Total trip 9h 25m, scheduled departure to arrival (Los Angeles is 3 h behind Boston). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 87 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 2h 12m layover.
Arrives on time85%First flight not cancelled (1.6% are) × connection made (99%) × second flight not cancelled (0.8% are) and within 15 minutes (88%).
Total trip9h 25mBOS 06:05 to LAX 12:30, 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.