Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Miami → Newark via Atlanta: arrives on time 48%
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17:28 MIA → 20:00 ATLF9 4405 · Frontier · 2h 30m · 57% on time, 1.8% cancelled
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2h 40m layover in Atlanta (ATL) · 45 min minimum on one ticket
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22:40 ATL → 01:05 EWR +1 dayF9 4602 · Frontier · 2h 25m · 56% on time, 1.9% cancelled
Total trip 7h 37m, scheduled departure to arrival. Times are local. Both flew on 54 of the last 56 days.
Makes the connection89%The first flight arrived more than 115 minutes late on 11% of the days it flew: too late for the 45-minute minimum connection on a 2h 40m layover.
Arrives on time48%First flight not cancelled (1.8% are) × connection made (89%) × second flight not cancelled (1.9% are) and within 15 minutes (56%).
Total trip7h 37mMIA 17:28 to EWR 01:05, 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.