$154 Cheap American Airlines flights Philadelphia (PHL) to Louisville (SDF)

Finding cheap one-way American Airlines flights from PHL to SDF from $154 on Expedia is a cinch — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $291 for your next break.**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 Louisville with American Airlines. You could also find great prices on one-way and round-trip tickets in December.

To find cheap American Airlines fares from Philadelphia Intl. Airport (PHL) to Louisville Intl. Airport (SDF), start searching one to three months before your planned 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 influence the overall cost. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking 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.

You can easily fly from Philadelphia Intl. Airport (PHL) to Louisville Intl. Airport (SDF) on one of American Airlines’s 17 direct weekly flights. Apply our “Nonstop” and “Airline” filters to find the American Airlines flight that’ll land at SDF at a time that suits you.

On average, it takes 2h 22m to fly nonstop from Philadelphia Intl. Airport (PHL) to Louisville Intl. Airport (SDF) with American Airlines.

Thursday has the most American Airlines flights from Philadelphia Intl. Airport (PHL) to Louisville Intl. Airport (SDF). With 3 daily departures, this is a great day to find something that will suit your schedule.

Departing PHL at 8:35AM UTC-5, the first American Airlines flight to SDF lands at 11:01AM UTC-5. Flying early means you’re less likely to encounter cancellations or delays.* Not an early riser? The last American Airlines flight from PHL to SDF departs at 7:18PM UTC-5 and touches down at 9:44PM UTC-5.*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 Philadelphia Intl. Airport (PHL) to Louisville come in to Louisville Intl. Airport (SDF). This is the main gateway here.

Most likely, you’ll be on an Embraer RJ145 for your American Airlines flight from Philadelphia Intl. Airport (PHL) to Louisville Intl. Airport (SDF). However, you could be switched to another aircraft for operational reasons.

Depending on your fare type, a fee may apply if you change or cancel your flight more than 24 hours after it has been confirmed. To secure plane tickets with more flexibility, select our “No cancel fee” or “Changes included” filter when you look for flights. For additional information on modifying or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”