$250 Cheap American Airlines flights Denver (DEN) to Philadelphia (PHL)

View $250 flight on Sun, Jan 11, 2026Opens in a new window

$250 Cheap American Airlines flights Denver (DEN) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $250 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Denver (DEN) to Philadelphia (PHL)

March is typically the cheapest month to fly

From $93 - $393 per traveler.

Alternative airports near Philadelphia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Philadelphia Intl. PHL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $209
PHL
Philadelphia Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $209
Flights from Denver (DEN) to Philadelphia (PHL)
Origin airport
Denver Intl.
Destination airport
Philadelphia Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways
Popular airline
Delta
Distance
2485 km
Average flight time
5 hours 29 mins