$110 Cheap American Airlines flights Denver (DEN) to Moline (MLI)

Finding cheap one-way American Airlines flights from DEN to MLI from $110 on Expedia is a breeze — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $219 for your next exciting vacation.**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.

Browse for one-way or round-trip flights to Moline in January or February. You could find a cheap fare with American Airlines during these off-peak months.

Start searching one to three months before your departure to score cheaper fares on American Airlines flights from Denver Intl. Airport (DEN) to Quad City Intl. Airport (MLI). 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 cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, 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.

To see if there’s a direct trip from DEN to MLI with American Airlines or another carrier, select the “Nonstop” filter when browsing for tickets.

Browse American Airlines’s earliest flights from DEN to MLI by checking the “Early Morning” and “Morning” filters. Not only will you get to where you’re going sooner, early departures also have a 20% less chance of being 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.

Quad City Intl. Airport (MLI) is the main Moline hub for American Airlines flights from Denver Intl. Airport (DEN).

You can usually cancel or modify your flight, although there may be additional charges if you made your booking over 24 hours ago. Need flexible options? Use Expedia’s “No cancel fee” or “Changes included” filter to find flights that won’t penalize you if you need to revise your plans. To modify your booking, visit “Trips,” select your flight and click on “Manage Booking” for more details.