Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Miami via Atlanta: arrives on time 70%
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06:00 MDW → 09:19 ATLF9 2292 · Frontier · 2h 17m · 71% on time, 3.3% cancelled
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2h 28m layover in Atlanta (ATL) · 45 min minimum on one ticket
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11:47 ATL → 13:53 MIAF9 4406 · Frontier · 2h 02m · 74% on time, 0.9% cancelled
Total trip 6h 49m, scheduled departure to arrival (Miami is 1 h ahead of Chicago). Times are local. Both flew on 56 of the last 56 days.
Makes the connection98%The first flight arrived more than 103 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 28m layover.
Arrives on time70%First flight not cancelled (3.3% are) × connection made (98%) × second flight not cancelled (0.9% are) and within 15 minutes (74%).
Total trip6h 49mMDW 06:00 to MIA 13:53, 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.