Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
New York → Columbia via Dulles: arrives on time 41%
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14:51 LGA → 16:35 IADUA 3688 · United, flown by Republic · 1h 44m · 63% on time, 5.1% cancelled
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46m layover in Dulles (IAD) · 45 min minimum on one ticket
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17:21 IAD → 19:09 CAEUA 4364 · United, flown by CommuteAir · 1h 48m · 82% on time, 1.5% cancelled
Total trip 4h 18m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.
Makes the connection53%The first flight arrived more than 1 minutes late on 47% of the days it flew: too late for the 45-minute minimum connection on a 46m layover.
Arrives on time41%First flight not cancelled (5.1% are) × connection made (53%) × second flight not cancelled (1.5% are) and within 15 minutes (82%).
Total trip4h 18mLGA 14:51 to CAE 19:09, 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.