Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Dallas via New York: arrives on time 69%
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08:19 IAD → 09:48 LGAUA 6116 · United, flown by Mesa · 1h 29m · 82% on time, 2.9% cancelled
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2h 42m layover in New York (LGA) · 90 min minimum on separate tickets
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12:30 LGA → 15:05 DALWN 4570 · Southwest · 3h 35m · 75% on time, 1.7% cancelled
Total trip 7h 46m, scheduled departure to arrival (Dallas is 1 h behind Dulles). Times are local. Both flew on 54 of the last 56 days.
Makes the connection96%The first flight arrived more than 72 minutes late on 4% of the days it flew: too late for the 90-minute minimum connection on a 2h 42m layover.
Arrives on time69%First flight not cancelled (2.9% are) × connection made (96%) × second flight not cancelled (1.7% are) and within 15 minutes (75%).
Total trip7h 46mIAD 08:19 to DAL 15:05, 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.