Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Miami via Atlanta: arrives on time 64%
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06:55 ORD → 10:30 ATLF9 1596 · Frontier · 2h 32m · 74% on time, 2.7% cancelled
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3h 59m layover in Atlanta (ATL) · 45 min minimum on one ticket
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14:29 ATL → 16:33 MIAF9 2272 · Frontier · 2h 04m · 67% on time, 0.0% cancelled
Total trip 8h 38m, 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 194 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 59m layover.
Arrives on time64%First flight not cancelled (2.7% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (67%).
Total trip8h 38mORD 06:55 to MIA 16:33, 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.