Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Greenville via Philadelphia: arrives on time 34%
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12:21 IAH → 16:49 PHLAA 1927 · American · 3h 28m · 55% on time, 1.5% cancelled
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59m layover in Philadelphia (PHL) · 45 min minimum on one ticket
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17:48 PHL → 19:49 GSPAA 5618 · American, flown by PSA · 2h 01m · 68% on time, 3.8% cancelled
Total trip 6h 28m, scheduled departure to arrival (Greenville is 1 h ahead of Houston). Times are local. Both flew on 52 of the last 56 days.
Makes the connection54%The first flight arrived more than 14 minutes late on 46% of the days it flew: too late for the 45-minute minimum connection on a 59m layover.
Arrives on time34%First flight not cancelled (1.5% are) × connection made (54%) × second flight not cancelled (3.8% are) and within 15 minutes (68%).
Total trip6h 28mIAH 12:21 to GSP 19:49, 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.