Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Los Angeles → Boston via Chicago: arrives on time 90%
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23:55 LAX → 05:55 MDWWN 2413 · Southwest · 4h 00m · 86% on time, 1.7% cancelled
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3h 15m layover in Chicago (MDW) · 45 min minimum on one ticket
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09:10 MDW → 12:28 BOS +1 dayWN 1405 · Southwest · 2h 18m · 92% on time, 0.0% cancelled
Total trip 9h 33m, scheduled departure to arrival (Boston is 3 h ahead of Los Angeles). Times are local. Both flew on 48 of the last 56 days.
Makes the connection100%The first flight arrived more than 150 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 15m layover.
Arrives on time90%First flight not cancelled (1.7% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (92%).
Total trip9h 33mLAX 23:55 to BOS 12:28, 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.