Denver to Philadelphia (DEN-PHL): nonstop upgrade & award space

United Airlines, American Airlines, and Frontier Airlines fly nonstop between Denver (DEN) and Philadelphia (PHL), roughly 71 times a week. With this many departures on a short sector, premium cabins are small and turn over daily, so upgrade or award space opens and closes within hours. 2LNR tracks confirmed upgrade and award space on American Airlines, on every DEN to PHL departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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71
Nonstop flights a week
1,555 mi
Nonstop distance
Free
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Denver to Philadelphia flight schedule

Scheduled nonstop departures for DEN to PHL, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Denver (DEN) to Philadelphia (PHL)
Date Flight Airline Departs DEN Arrives PHL Duration Aircraft
AA 516American Airlines08:3014:113h 41m738
UA 1575United Airlines10:0515:503h 45m320
UA 1882United Airlines10:0515:503h 45m320
AA 811American Airlines10:3116:193h 48m738
AA 1751American Airlines12:4918:353h 46m7M8
AA 2491American Airlines13:0518:553h 50m7M8
UA 2787United Airlines13:4519:253h 40m738
AA 1759American Airlines15:1320:593h 46m738
UA 1510United Airlines18:0123:443h 43m738
F9 3340Frontier Airlines23:5905:363h 37m32Q
AA 516American Airlines07:0012:413h 41m738
UA 1575United Airlines10:0515:483h 43m738
AA 811American Airlines10:3116:193h 48m738
AA 1751American Airlines12:4918:353h 46m7M8
AA 2491American Airlines13:0518:553h 50m7M8
UA 2787United Airlines13:4519:253h 40m738
AA 814American Airlines14:4520:343h 49m738
AA 1759American Airlines15:1320:593h 46m738
UA 1510United Airlines18:0123:443h 43m7M8
F9 3340Frontier Airlines23:5905:393h 40m32Q
AA 516American Airlines07:0012:413h 41m738
UA 1575United Airlines10:0515:483h 43m738
UA 1882United Airlines10:1015:533h 43m738
AA 811American Airlines10:3116:193h 48m738
AA 1751American Airlines12:4918:353h 46m7M8
AA 2491American Airlines13:0518:553h 50m7M8
UA 2787United Airlines13:4519:253h 40m738
AA 814American Airlines14:4520:343h 49m738
AA 1759American Airlines15:1320:593h 46m738
UA 1510United Airlines18:0123:443h 43m7M8
F9 3340Frontier Airlines23:5905:393h 40m32Q
AA 516American Airlines07:0012:413h 41m738
UA 1575United Airlines10:0515:483h 43m738
UA 1882United Airlines10:1015:533h 43m738
AA 811American Airlines10:3116:193h 48m738
AA 1751American Airlines12:4918:353h 46m7M8
AA 2491American Airlines13:0518:553h 50m7M8
UA 2787United Airlines13:4519:253h 40m738
UA 1510United Airlines18:0123:443h 43m7M8
F9 3340Frontier Airlines23:5905:363h 37m32Q

Showing the first 40 of 72 scheduled DEN to PHL departures across the next 7 days with service. Every remaining date is on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every DEN to PHL date on the interactive map

Confirmed upgrade & award space on DEN to PHL departures

2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Denver to Philadelphia to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each DEN to PHL departure, checked against live inventory so you know what is open before you book.

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Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See DEN to PHL on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Denver to Philadelphia nonstop

Carriers operating DEN to PHL nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See DEN to PHL on the interactive map →

Frequently asked questions about DEN to PHL

How far is Philadelphia from Denver?
DEN to PHL covers about 1,555 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from DEN to PHL?
United Airlines, American Airlines, and Frontier Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines.
How many flights a week are there from DEN to PHL?
About 71 nonstop flights a week run between Denver and Philadelphia in the current schedule, operated by United Airlines, American Airlines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from DEN to PHL depart?
Scheduled DEN to PHL nonstops in the next 7 days with service leave between 07:00 and 23:59, local time at Denver. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on DEN to PHL?
Open the DEN to PHL route on the interactive map or the matrix to see confirmed upgrade and award space by date on American Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss DEN to PHL upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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