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

Bozeman → Chicago via Atlanta: arrives on time 75%

  1. 12:05 BZN → 17:55 ATL
    DL 793 · Delta · 3h 50m · 85% on time, 0.0% cancelled
  2. 3h 20m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 21:15 ATL → 22:17 MDW
    DL 1076 · Delta · 2h 02m · 77% on time, 2.5% cancelled

Total trip 9h 12m, scheduled departure to arrival (Chicago is 1 h ahead of Bozeman). Times are local. Both flew on 20 of the last 56 days.

Makes the connection100%The first flight arrived more than 155 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 20m layover.
Arrives on time75%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (2.5% are) and within 15 minutes (77%).
Total trip9h 12mBZN 12:05 to MDW 22:17, 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.