Cheap flights from Philadelphia to Louisville from $79

If you are unable to visit Louisville during the month of May, then departing from Philadelphia during the month June is also very affordable. Most momondo users find prices during this month for around $470.

On average, the least expensive day to fly to Louisville from Philadelphia is on a Monday. momondo users have found tickets for Monday departures for as low as $499. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Philadelphia to Louisville on a Sunday will generally be more expensive and average around $639. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Philadelphia to Louisville flights are usually those with departure times in the afternoon. Our users have found flights to Louisville in the afternoon for as low as $514. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $569 per ticket.

Fly from Philadelphia to Louisville Intl for the best Philadelphia - Louisville Intl flight prices

You are more likely to see cheaper flights to Louisville from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $527 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Philadelphia for as low as $315 on momondo.

No. A direct flight is the cheapest option for a flight between Philadelphia to Louisville.

As of April 2026, prices for Philadelphia to Louisville flights are approximately 68% more expensive when compared to flights at the same time last year.

Spirit Airlines and Southwest are the most popular carriers operating from Philadelphia to Louisville Intl

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Louisville from Philadelphia according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 7 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

Fort Lauderdale (FLL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $167.

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 4h 06m.

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 04m.

As of April 2026, 2 flights take off from Philadelphia and land in Louisville each day. The most common flight departure time for this route is 8:00PM, with 58% of daily flights taking off in the evening.

The number of flights available between Philadelphia and Louisville is 17 per week as of April 2026. The most frequent departure day is Wed, with 24% of weekly flights leaving on this day.