Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Austin → Chicago via San Francisco: arrives on time 44%
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20:01 AUS → 21:50 SFOUA 292 · United · 3h 49m · 64% on time, 0.6% cancelled
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48m layover in San Francisco (SFO) · 45 min minimum on one ticket
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22:38 SFO → 05:01 ORD +1 dayUA 2278 · United · 4h 23m · 81% on time, 2.4% cancelled
Total trip 9h 00m, scheduled departure to arrival. Times are local. Both flew on 50 of the last 56 days.
Makes the connection56%The first flight arrived more than 3 minutes late on 44% of the days it flew: too late for the 45-minute minimum connection on a 48m layover.
Arrives on time44%First flight not cancelled (0.6% are) × connection made (56%) × second flight not cancelled (2.4% are) and within 15 minutes (81%).
Total trip9h 00mAUS 20:01 to ORD 05:01, 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.