Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Idaho Falls → Denver via Salt Lake City: arrives on time 76%
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19:00 IDA → 20:09 SLCDL 3895 · Delta, flown by SkyWest · 1h 09m · 91% on time, 0.3% cancelled
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2h 41m layover in Salt Lake City (SLC) · 90 min minimum on separate tickets
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22:50 SLC → 00:38 DEN +1 dayF9 4252 · Frontier · 1h 48m · 80% on time, 1.2% cancelled
Total trip 5h 38m, scheduled departure to arrival. Times are local. Both flew on 28 of the last 56 days.
Makes the connection97%The first flight arrived more than 71 minutes late on 3% of the days it flew: too late for the 90-minute minimum connection on a 2h 41m layover.
Arrives on time76%First flight not cancelled (0.3% are) × connection made (97%) × second flight not cancelled (1.2% are) and within 15 minutes (80%).
Total trip5h 38mIDA 19:00 to DEN 00:38, 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.