Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Jose → Boise via San Diego: arrives on time 66%
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06:30 SJC → 08:00 SANWN 3489 · Southwest · 1h 30m · 92% on time, 0.0% cancelled
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48m layover in San Diego (SAN) · 45 min minimum on one ticket
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08:48 SAN → 11:58 BOIWN 4873 · Southwest · 2h 10m · 76% on time, 0.0% cancelled
Total trip 4h 28m, scheduled departure to arrival (Boise is 1 h ahead of San Jose). Times are local. Both flew on 32 of the last 56 days.
Makes the connection86%The first flight arrived more than 3 minutes late on 14% of the days it flew: too late for the 45-minute minimum connection on a 48m layover.
Arrives on time66%First flight not cancelled (0.0% are) × connection made (86%) × second flight not cancelled (0.0% are) and within 15 minutes (76%).
Total trip4h 28mSJC 06:30 to BOI 11:58, 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.