Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dallas → Washington via Nashville: arrives on time 31%
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08:20 DAL → 10:10 BNAWN 434 · Southwest · 1h 50m · 72% on time, 0.0% cancelled
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1h 05m layover in Nashville (BNA) · 45 min minimum on one ticket
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11:15 BNA → 14:00 DCAWN 4562 · Southwest · 1h 45m · 39% on time, 2.0% cancelled
Total trip 4h 40m, scheduled departure to arrival (Washington is 1 h ahead of Dallas). Times are local. Both flew on 32 of the last 56 days.
Makes the connection82%The first flight arrived more than 20 minutes late on 18% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time31%First flight not cancelled (0.0% are) × connection made (82%) × second flight not cancelled (2.0% are) and within 15 minutes (39%).
Total trip4h 40mDAL 08:20 to DCA 14:00, 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.