Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Ontario → Boise via San Francisco: arrives on time 48%
-
13:50 ONT → 15:15 SFOUA 1375 · United · 1h 25m · 57% on time, 0.0% cancelled
-
1h 10m layover in San Francisco (SFO) · 45 min minimum on one ticket
-
16:25 SFO → 19:12 BOIUA 5720 · United, flown by SkyWest · 1h 45m · 74% on time, 0.5% cancelled
Total trip 4h 20m, scheduled departure to arrival (Boise is 1 h ahead of Ontario). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.
Makes the connection65%The first flight arrived more than 25 minutes late on 35% of the days it flew: too late for the 45-minute minimum connection on a 1h 10m layover.
Arrives on time48%First flight not cancelled (0.0% are) × connection made (65%) × second flight not cancelled (0.5% are) and within 15 minutes (74%).
Total trip4h 20mONT 13:50 to BOI 19:12, 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.