$164 Cheap American Airlines flights Louisville (SDF) to Denver (DEN)

Scoring cheap one-way American Airlines flights from SDF to DEN from $164 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares from $294 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.

January is one of the least expensive months to jet away to Denver with American Airlines. You could also find fantastic deals on one-way and round-trip tickets in November.

For cheap American Airlines fares from Louisville Intl. Airport (SDF) to Denver Intl. Airport (DEN), start searching one to three months before your planned departure. Securing 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 influence the cost. Sunday is generally 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.

Select our “Nonstop” filter when searching for direct American Airlines flights from SDF to DEN. You’ll also be able to compare other carriers offering the same direct route.

To find the earliest departure from SDF to DEN with American Airlines, filter your search by “Early Morning” and “Morning.” Choosing an early flight usually means you’ll experience fewer cancellations.**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 Louisville Intl. Airport (SDF) to Denver come in to land at Denver Intl. Airport (DEN). This is the main gateway to this city.

Typically, you can reschedule or cancel your flight, although there may be additional fees if you made your booking more than 24 hours ago. Need to keep your options open? Make use of Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you need to revise your plans. To make modifications, go to “Trips,” select your flight and click on “Manage Booking” for more information.