Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Nashville → Houston via Dulles: arrives on time 65%
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13:35 BNA → 16:28 IADUA 2125 · United · 1h 53m · 81% on time, 0.6% cancelled
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1h 31m layover in Dulles (IAD) · 45 min minimum on one ticket
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17:59 IAD → 20:25 IAHUA 2217 · United · 3h 26m · 72% on time, 0.3% cancelled
Total trip 6h 50m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.
Makes the connection91%The first flight arrived more than 46 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 31m layover.
Arrives on time65%First flight not cancelled (0.6% are) × connection made (91%) × second flight not cancelled (0.3% are) and within 15 minutes (72%).
Total trip6h 50mBNA 13:35 to IAH 20:25, 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.