Cheap flights from Philadelphia to Louisville from $88

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 $423.

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 $489. 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 $573. 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 at noon. Our users have found flights to Louisville at noon for as low as $504. In the evening is when there is more demand to fly to Louisville, so prices are often more expensive at around $556 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 $517 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.

There are 3 cabin classes available to choose from on Philadelphia to Louisville Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 23% on your flight if you consider stops on a Philadelphia to Louisville flight.

As of February 2026, prices for Philadelphia to Louisville flights are approximately 21% cheaper when compared to flights at the same time last year.

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 February 2026, 4 flights take off from Philadelphia and land in Louisville each day. The most common flight departure time for this route is 6:00PM, with 90% of daily flights taking off in the evening.

The number of flights available between Philadelphia and Louisville is 32 per week as of February 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.