Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Seattle via Los Angeles: arrives on time 51%
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15:47 ORD → 18:20 LAXUA 576 · United · 4h 33m · 76% on time, 1.0% cancelled
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47m layover in Los Angeles (LAX) · 45 min minimum on one ticket
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19:07 LAX → 22:00 SEAUA 684 · United · 2h 53m · 84% on time, 0.0% cancelled
Total trip 8h 13m, scheduled departure to arrival (Seattle is 2 h behind Chicago). Times are local. Both flew on 34 of the last 56 days.
Makes the connection62%The first flight arrived more than 2 minutes late on 38% of the days it flew: too late for the 45-minute minimum connection on a 47m layover.
Arrives on time51%First flight not cancelled (1.0% are) × connection made (62%) × second flight not cancelled (0.0% are) and within 15 minutes (84%).
Total trip8h 13mORD 15:47 to SEA 22:00, 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.