Denver to Philadelphia
DENPHL
Fly from Denver to Philadelphia starting at USD 136 with Frontier Airlines.
Best fare available on Oct 11, 2026.
Limited seats. Better plans. Book before it's gone.
Denver to Philadelphia cheapest flights this week
Denver to Philadelphia monthly flight fare trend
Sep
from USD 204
Oct
from USD 136
Nov
No flights
Dec
No flights
Jan
from USD 264
Feb
No flights
Airport Details
Origin
Denver
Denver International Airport (DEN)
Denver, DEN
Zone
Denver
Elev
5431 ft
Destination
Philadelphia
Philadelphia International Airport (PHL)
Philadelphia, PHL
Zone
New York
Elev
36 ft
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