Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Juan → Baltimore via Charlotte: arrives on time 34%
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08:50 SJU → 12:51 CLTF9 3003 · Frontier · 3h 58m · 64% on time, 2.2% cancelled
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47m layover in Charlotte (CLT) · 45 min minimum on one ticket
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13:38 CLT → 15:17 BWIF9 3076 · Frontier · 1h 39m · 76% on time, 2.7% cancelled
Total trip 6h 27m, scheduled departure to arrival. Times are local. Both flew on 30 of the last 56 days.
Makes the connection47%The first flight arrived more than 2 minutes late on 53% of the days it flew: too late for the 45-minute minimum connection on a 47m layover.
Arrives on time34%First flight not cancelled (2.2% are) × connection made (47%) × second flight not cancelled (2.7% are) and within 15 minutes (76%).
Total trip6h 27mSJU 08:50 to BWI 15:17, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.