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

Portland → Boston via Salt Lake City: arrives on time 80%

  1. 05:45 PDX → 08:39 SLC
    DL 1270 · Delta · 1h 54m · 98% on time, 0.3% cancelled
  2. 1h 11m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 09:50 SLC → 16:37 BOS
    DL 657 · Delta · 4h 47m · 82% on time, 1.1% cancelled

Total trip 7h 52m, scheduled departure to arrival (Boston is 3 h ahead of Portland). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 26 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 1h 11m layover.
Arrives on time80%First flight not cancelled (0.3% are) × connection made (99%) × second flight not cancelled (1.1% are) and within 15 minutes (82%).
Total trip7h 52mPDX 05:45 to BOS 16:37, 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.