Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Greensboro via Chicago: arrives on time 40%
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15:39 IAD → 17:02 ORDUA 1393 · United · 2h 23m · 64% on time, 2.7% cancelled
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1h 13m layover in Chicago (ORD) · 45 min minimum on one ticket
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18:15 ORD → 21:23 GSOUA 4553 · United, flown by GoJet · 2h 08m · 59% on time, 4.2% cancelled
Total trip 5h 44m, scheduled departure to arrival. Times are local. Both flew on 37 of the last 56 days.
Makes the connection72%The first flight arrived more than 28 minutes late on 28% of the days it flew: too late for the 45-minute minimum connection on a 1h 13m layover.
Arrives on time40%First flight not cancelled (2.7% are) × connection made (72%) × second flight not cancelled (4.2% are) and within 15 minutes (59%).
Total trip5h 44mIAD 15:39 to GSO 21:23, 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.