$92 Cheap American Airlines flights Allentown (ABE) to Denver (DEN)

Set the “Price (lowest to highest)” filter on Expedia to search for cheap American Airlines round-trip flights from $183 from ABE to DEN. Affordable one-way tickets from $92 are available as well.**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 generally cheaper in the quieter months of January and November. Whether you’re in search of a one-way or round-trip ticket, you could find a better deal then.

For cheap American Airlines fares from Lehigh Valley Intl. Airport (ABE) to Denver Intl. Airport (DEN), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact how much you pay. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**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.

Click on the “Nonstop” filter when searching for direct American Airlines flights from ABE to DEN. It’s also a good way to compare other airlines offering the same nonstop trip.

Browse American Airlines’s earliest flights from ABE to DEN by selecting our “Early Morning” and “Morning” filters. Not only will you get to your destination sooner, early departures are also 20% less likely to be canceled.**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.

American Airlines flights from Lehigh Valley Intl. Airport (ABE) to Denver come in to land at Denver Intl. Airport (DEN). This is the main entry point here.

Changes are generally free within 24 hours of booking, but your airline may add a charge after that. For further details about modifying your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without additional charges, tick the “Changes included” or “No cancel fee” filter when organizing your next escape.