Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boise → Ontario via Salt Lake City: arrives on time 89%
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08:25 BOI → 09:44 SLCDL 3607 · Delta, flown by SkyWest · 1h 21m · 97% on time, 0.0% cancelled
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1h 35m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
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11:19 SLC → 12:10 ONTDL 3172 · Delta · 1h 51m · 91% on time, 0.0% cancelled
Total trip 4h 45m, scheduled departure to arrival (Ontario is 1 h behind Boise). Times are local. Both flew on 55 of the last 56 days.
Makes the connection98%The first flight arrived more than 50 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 35m layover.
Arrives on time89%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (91%).
Total trip4h 45mBOI 08:25 to ONT 12:10, 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.