Cheap Flights from St. Louis (STL) to Philadelphia (PNE)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save on select hotels after you book a flight*
    trophy illustration

    Find the right fit

    We search billions of combinations of flights to help you find your next adventure

Frequently asked questions

Is it cheaper to buy a plane ticket from STL to Northeast Philadelphia Airport (PNE) last minute?
When it's time to book your flights, it's better to be prepared. While it may be possible to pick up a deal on a STL to PNE flight at the last minute, fares usually don't get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it's three to four months.
What airports do you fly into for Philadelphia from St. Louis?
With Northeast Philadelphia Airport (PNE), Philadelphia Intl. Airport (PHL) and Lehigh Valley Intl. Airport (ABE) to select from, making your way from St. Louis to Philadelphia is a cinch. The city's major hub, Northeast Philadelphia Airport (PNE), is about 19 kilometers northeast of the downtown area. Besides the price of fares, consider things like bus or train options from the airport and the distance to your hotel when deciding where to land. Get your Philadelphia vacation off to a superb start by exploring Liberty Bell Center and Independence Hall.
Can I change the date of my flight from STL to Northeast Philadelphia Airport?
Plans can change, so Expedia is here to help make things easy. To start, access your STL to Northeast Philadelphia Airport (PNE) itinerary through the Expedia Trips portal and check the fare conditions and rules regarding changes. If you booked in the last 24 hours, some airlines allow you to cancel at no cost and organize new flights. If you bought your ticket more than 24 hours ago, get in touch with us through our Customer Service portal so we can help you further.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Northeast Philadelphia
Distance
1318 km

Book with confidence

Book with confidence

Explore a world of travel with Expedia

Explore a world of travel with Expedia