Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Phoenix → Seattle via Chicago: arrives on time 12%
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11:00 PHX → 16:20 MDWWN 4066 · Southwest · 3h 15m · 55% on time, 0.0% cancelled
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55m layover in Chicago (MDW) · 45 min minimum on one ticket
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17:15 MDW → 19:45 SEAWN 2890 · Southwest · 4h 30m · 27% on time, 0.0% cancelled
Total trip 8h 45m, scheduled departure to arrival. Times are local. Both flew on 24 of the last 56 days.
Makes the connection43%The first flight arrived more than 10 minutes late on 57% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time12%First flight not cancelled (0.0% are) × connection made (43%) × second flight not cancelled (0.0% are) and within 15 minutes (27%).
Total trip8h 45mPHX 11:00 to SEA 19:45, 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.