Title: CA $346 Cheap Flights from Philadelphia (PHL) to Louisville (SDF) - Expedia.ca ![The Louisville, Kentucky skyline with pedestrian walkway in front](https://images.trvl-media.com/place/603002/bb7aa867-4a7a-49ff-b758-10a472246889.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/603002/bb7aa867-4a7a-49ff-b758-10a472246889.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $346 Cheap Flights from Philadelphia (PHL) to Louisville (SDF) [View CA $346 flight on Sat, Dec 6, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:PHL,to:SDF,departure:06/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:346.00&airProductToken=AQpnCjEIwYIBEgM4ODAY71kgo7EBKMCE_wIwrYb_AjhCQABYAWoFQkFTSUNyCE9XRkxVT0JYCjIIwYIBEgQzMDMzGKOxASDyKCjRif8CMMuK_wI4QkABWAFqBUJBU0lDcghOV0ZXWk5CWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Philadelphia International Airport (PHL) to Louisville International Airport (SDF) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:sdf,departure:19/11/2025TANYT&leg2=from:sdf,to:phl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:sdf,departure:19/11/2025TANYT&leg2=from:sdf,to:phl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:sdf,departure:19/11/2025TANYT&leg2=from:sdf,to:phl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:sdf,departure:19/11/2025TANYT&leg2=from:sdf,to:phl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![Spirit Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_NK.svg) Spirit Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:sdf,departure:19/11/2025TANYT&leg2=from:sdf,to:phl,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NK"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Philadelphia (PHL) to Louisville (SDF) Prices were available within the past 7 days and start at CA $346 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ## Find the cheapest month to fly from Philadelphia (PHL) to Louisville (SDF) ### March is typically the cheapest month to fly From CA $218 - CA $706 per traveller. Flight from Philadelphia to Louisville (PHL - SDF) route information | Origin airport | Philadelphia Intl. | | --- | --- | | Destination airport | Louisville Intl. | | Distance | 920 km | | Average flight time | 2 hours 15 mins | ## Philadelphia to Louisville Flights **The easy way to book your flights from Philadelphia to Louisville**  With Expedia, it’s simple to find and book flights to Louisville from Philadelphia whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 16 airlines that cover this route. There are nonstop flights to Louisville Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Philadelphia to Louisville today, tomorrow, or this week.   **Save dollars with cheap flights from Philadelphia Intl., PHL to Louisville Intl., SDF**  Sort your search results by price to find great deals on your flight from Philadelphia to Louisville—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Louisville from Philadelphia currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Louisville   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Louisville from Philadelphia**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Louisville with Expedia today. ## Frequently asked questions ### How much is a flight from Philadelphia Intl. Airport (PHL) to SDF? > Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Philadelphia Intl. Airport (PHL) and Louisville Intl. Airport (SDF) start from . Make your booking ASAP to score the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Philadelphia Airport to Louisville Intl. Airport (SDF)? > This varies between airlines, as each has its own set of terms and conditions. Head to the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are easy-to-follow instructions on how to cancel online. ### How do I find cheap flights from Philadelphia Intl. Airport (PHL) to Louisville Muhammad Ali Intl. Airport that have flexible change policies? > Use our "No change fees" filter to find flexible ticketing options for your flight from PHL to SDF. This allows you to secure a fantastic price in advance and still have the freedom to make changes without any additional fees. You'll just need to pay the difference in fare. ### How many hours is the flight from PHL to SDF? > The average flight time from PHL to SDF is a comfortable 4 hours and 34 minutes. If you're lucky, you might just get through an in-flight movie before you arrive! ### How far is the flight from PHL to SDF? > The distance from PHL (PHL) to SDF (SDF) is 930 kilometres. You'll be walking down the air bridge and collecting your baggage from the carousel in next to no time. ### Which airlines fly direct from PHL to Louisville Muhammad Ali Intl. Airport? > A popular choice with many travellers, American Airlines (AA) operates 73 flights every month from Philadelphia Airport to Louisville Muhammad Ali Intl. Airport. Pick the one that fits with your travel plans and book your fare today. ### Are PHL to Louisville Intl. Airport (SDF) flight tickets cheaper when they're purchased at the last minute? > It is possible to score a fantastic last-minute deal from Philadelphia Airport to SDF, but it can also be hit-or-miss. As many airlines release prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a good bargain. 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