American AirlinesAA33% on time
Flights AA3158 varies daily · AA2878 11:30 Mo Tu We Th Fr Su · AA1313 13:37 daily · AA2082 16:07 Mo We Th Fr Sa Su
live
Direct flights from Philadelphia (PHL) to Denver (DEN): 27 nonstop departures observed each week across 4 airlines. 61% of the last 18 operated flights arrived within 15 minutes of schedule. The median arrival is 3 minutes late. No cancellations were recorded across the 18 tracked flights. The nonstop covers 2,500 km, an estimated 3 hours 42 minutes in the air. Measured by Pro Flight Search from live flight boards at Philadelphia and Denver. Updated 11 September 2026 at 03:40 UTC.
PHL
Philadelphia
smooth · +0
DEN
Denver
smooth · +9
2,500 km · ~3h 42m est.
Runs mixed · 4 airlines · 27x weekly · nonstop
61% on time
of the last 18 operated PHL → DEN flights arrived within 15 minutes
Median arrival delay is +3 min. 0 of 18 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+3 minacross the last 18 operated legs
Flight time~3h 42mestimated from route distance
Weekly departures27x4 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 18
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesFrontier AirlinesSouthwest AirlinesUnited Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysFrontier AirlinesF9
Flights F93339 00:37 Mo Tu We Th Fr Su
Southwest AirlinesWN50% on time
Flights WN570 09:25 Mo Th Fr · WN384 varies Tu We Sa Su · WN3147 varies daily · WN1011 20:05 Mo Th Fr
United AirlinesUA100% on time
Flights UA1423 12:00 Tu We Th · UA2817 12:00 daily · UA1537 14:05 daily · UA2644 19:48 daily
History
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at PHL and DEN: 44% odds of a 15+ minute delay and around +13 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Philadelphia to Denver route actually runs
Pro Flight Search records official board updates for nonstop PHL to DEN flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Philadelphia (PHL) to Denver (DEN) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/PHL-DEN
PHL to DEN questions
Is PHL–DEN running on time right now?
Smooth skies ahead. The arrival side at DEN is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on PHL–DEN?
Operators schedule morning departures around 00:37 and evening departures around 19:48 from PHL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the DEN delay card to confirm conditions when you'd arrive.
How long is the flight from PHL to DEN?
Great-circle distance is 2,500 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 206–244 min gate-to-gate on this route.
How often does PHL–DEN fly?
4 carriers operate this route, around 76 flights a week between them. Compare carrier days and times in the airline list above.
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