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

Atlanta → Boise via Salt Lake City: arrives on time 85%

  1. 10:05 ATL → 12:10 SLC
    DL 387 · Delta · 4h 05m · 92% on time, 0.5% cancelled
  2. 4h 25m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 16:35 SLC → 17:51 BOI
    DL 2920 · Delta · 1h 17m · 86% on time, 0.0% cancelled

Total trip 9h 47m, scheduled departure to arrival (Boise is 2 h behind Atlanta). Times are local. Both flew on 55 of the last 56 days.

Makes the connection100%The first flight arrived more than 220 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 4h 25m layover.
Arrives on time85%First flight not cancelled (0.5% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (86%).
Total trip9h 47mATL 10:05 to BOI 17:51, 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.