$197 Cheap American Airlines flights Jacksonville (OAJ) to Denver (DEN)

You’ll discover affordable round-trip American Airlines flights from $379 from OAJ to DEN by organizing your results from “Price (lowest to highest)” on Expedia. Or look for options from $197 for a one-way trip.**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 usually more affordable in the low-season months of January and November. Whether you’re after a round-trip or one-way ticket, you could land a better deal then.

To see if there’s a direct route from OAJ to DEN with American Airlines or another carrier, check the “Nonstop” filter when browsing for flights.

To find the earliest departure from OAJ to DEN with American Airlines, filter your results by “Early Morning” and “Morning.” Booking an early flight usually means cancellations are less likely.**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 Albert J. Ellis Airport (OAJ) to Denver arrive at Denver Intl. Airport (DEN). This is the main gateway to this destination.

Depending on the type of fare you purchased, a fee is typically charged if you cancel or reschedule your booking more than 24 hours after confirmation. To secure tickets with more flexibility, select our “Changes included” or “No cancel fee” filter when searching for flights. For more details on canceling or modifying your reservation, go to “Trips,” select your flight and click on “Manage Booking.”