Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → Chicago via Denver: arrives on time 58%
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13:59 DCA → 15:54 DENF9 687 · Frontier · 3h 55m · 84% on time, 0.6% cancelled
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1h 11m layover in Denver (DEN) · 45 min minimum on one ticket
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17:05 DEN → 20:43 ORDF9 3174 · Frontier · 2h 38m · 68% on time, 2.8% cancelled
Total trip 7h 44m, scheduled departure to arrival (Chicago is 1 h behind Washington). Times are local. Both flew on 46 of the last 56 days.
Makes the connection88%The first flight arrived more than 26 minutes late on 12% of the days it flew: too late for the 45-minute minimum connection on a 1h 11m layover.
Arrives on time58%First flight not cancelled (0.6% are) × connection made (88%) × second flight not cancelled (2.8% are) and within 15 minutes (68%).
Total trip7h 44mDCA 13:59 to ORD 20:43, 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.