Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Chicago via Los Angeles: arrives on time 31%
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13:39 SFO → 15:19 LAXAA 6188 · American, flown by SkyWest · 1h 40m · 44% on time, 1.4% cancelled
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1h 06m layover in Los Angeles (LAX) · 45 min minimum on one ticket
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16:25 LAX → 23:00 ORDAA 2718 · American · 4h 35m · 66% on time, 5.6% cancelled
Total trip 7h 21m, scheduled departure to arrival (Chicago is 2 h ahead of San Francisco). Times are local. Both flew on 56 of the last 56 days.
Makes the connection50%The first flight arrived more than 21 minutes late on 50% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time31%First flight not cancelled (1.4% are) × connection made (50%) × second flight not cancelled (5.6% are) and within 15 minutes (66%).
Total trip7h 21mSFO 13:39 to ORD 23:00, 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.