$95 Cheap American Airlines flights Philadelphia (PHL) to Denver (DEN)

Landing cheap one-way American Airlines flights from PHL to DEN from $95 on Expedia is simple — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $189 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

American Airlines flights to Denver are often cheaper in the low-season months of January and November. Whether you’re searching for a one-way or round-trip ticket, you could land a better deal then.

Begin your search one to three months ahead of your departure date to score cheaper fares on American Airlines flights from Philadelphia Intl. Airport (PHL) to Denver Intl. Airport (DEN). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

American Airlines offers direct flights from Philadelphia Intl. Airport (PHL) to Denver Intl. Airport (DEN), with 13 departures every week. Just apply the “Nonstop” and “Airline” filters while searching on Expedia to show all direct American Airlines flights to DEN.

From takeoff to touchdown, a direct American Airlines flight from Philadelphia Intl. Airport (PHL) to Denver Intl. Airport (DEN) typically takes 4h 19m.

If flexibility is what you’re after, Thursday offers the most choice for American Airlines flights from Philadelphia Intl. Airport (PHL) to Denver Intl. Airport (DEN). You can select from 2 different departures.

The first flight from PHL to DEN with American Airlines departs at 9:00AM UTC-5. You’ll touch down at 11:16AM UTC-7. The final American Airlines flight of the day takes off at 7:05PM UTC-5 and arrives at 9:25PM UTC-7. With around 20% fewer cancellations for departures before noon, beginning your travel day early is typically the best choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Denver Intl. Airport (DEN) is the primary Denver gateway for American Airlines flights from Philadelphia Intl. Airport (PHL).

For the Philadelphia Intl. Airport (PHL) to Denver Intl. Airport (DEN) route, American Airlines typically operates Boeing 737-800 and Airbus A320 planes. Keep in mind that last-minute changes can occur for operational needs, meaning your flight could be on a different aircraft.

Changes are usually free within 24 hours of making a booking, but your airline may add a charge after that. For more information about altering your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to make changes without additional charges, apply the “No cancel fee” or “Changes included” filter when organizing your next trip.