Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Phoenix → Colorado Springs via Denver: arrives on time 80%
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16:48 PHX → 19:46 DENF9 2142 · Frontier · 1h 56m · 71% on time, 0.4% cancelled
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3h 23m layover in Denver (DEN) · 90 min minimum on separate tickets
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23:09 DEN → 23:59 COSUA 4745 · United, flown by SkyWest · 50m · 87% on time, 0.0% cancelled
Total trip 6h 11m, scheduled departure to arrival (Colorado Springs is 1 h ahead of Phoenix). Times are local. Both flew on 39 of the last 56 days.
Makes the connection92%The first flight arrived more than 113 minutes late on 8% of the days it flew: too late for the 90-minute minimum connection on a 3h 23m layover.
Arrives on time80%First flight not cancelled (0.4% are) × connection made (92%) × second flight not cancelled (0.0% are) and within 15 minutes (87%).
Total trip6h 11mPHX 16:48 to COS 23:59, 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.