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

Chicago → Denver via Atlanta: arrives on time 77%

  1. 06:00 MDW → 09:19 ATL
    F9 2292 · Frontier · 2h 17m · 71% on time, 3.3% cancelled
  2. 3h 14m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 12:33 ATL → 14:00 DEN
    F9 3293 · Frontier · 3h 27m · 80% on time, 0.6% cancelled

Total trip 9h 00m, scheduled departure to arrival (Denver is 1 h behind Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 149 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 14m layover.
Arrives on time77%First flight not cancelled (3.3% are) × connection made (99%) × second flight not cancelled (0.6% are) and within 15 minutes (80%).
Total trip9h 00mMDW 06:00 to DEN 14:00, 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.