Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Denver → Portland via Dallas-Fort Worth: arrives on time 77%
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05:05 DEN → 08:09 DFWF9 2550 · Frontier · 2h 04m · 82% on time, 0.4% cancelled
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3h 46m layover in Dallas-Fort Worth (DFW) · 90 min minimum on separate tickets
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11:55 DFW → 16:45 PWMAA 2353 · American · 3h 50m · 82% on time, 4.2% cancelled
Total trip 9h 40m, scheduled departure to arrival (Portland is 2 h ahead of Denver). Times are local. Both flew on 47 of the last 56 days.
Makes the connection97%The first flight arrived more than 136 minutes late on 3% of the days it flew: too late for the 90-minute minimum connection on a 3h 46m layover.
Arrives on time77%First flight not cancelled (0.4% are) × connection made (97%) × second flight not cancelled (4.2% are) and within 15 minutes (82%).
Total trip9h 40mDEN 05:05 to PWM 16:45, 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.