Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Miami → Key West via Atlanta: arrives on time 73%
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07:45 MIA → 09:48 ATLAA 512 · American · 2h 03m · 87% on time, 1.4% cancelled
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1h 43m layover in Atlanta (ATL) · 90 min minimum on separate tickets
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11:31 ATL → 13:28 EYWDL 1472 · Delta · 1h 53m · 87% on time, 1.2% cancelled
Total trip 5h 39m, scheduled departure to arrival. Times are local. Both flew on 48 of the last 56 days.
Makes the connection87%The first flight arrived more than 13 minutes late on 13% of the days it flew: too late for the 90-minute minimum connection on a 1h 43m layover.
Arrives on time73%First flight not cancelled (1.4% are) × connection made (87%) × second flight not cancelled (1.2% are) and within 15 minutes (87%).
Total trip5h 39mMIA 07:45 to EYW 13:28, 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.