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

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Philadelphia Intl. Airport (PHL)

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Flights from St. Louis (STL) to Philadelphia (PHL)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Philadelphia Intl.
Distance
1298 km
Average flight time
3 hours 16 mins

St. Louis to Philadelphia Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from St. Louis to Philadelphia will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Philadelphia.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with STL to PHL flights that won’t make your bank account wince. Ready to temporarily leave behind St. Louis for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to PHL with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from St. Louis Lambert International Airport to Philadelphia Intl. Airport (PHL)?
Round-trip journeys between STL and Philadelphia Airport start from . This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from STL to Philadelphia Airport?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from STL to PHL that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Lambert Field to PHL flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from STL to PHL?
Settle into your seat, pick an in-flight TV show and 2 hours and 6 minutes will whiz by in a jiffy. That's how long it takes to get to PHL (PHL) from STL (STL).
How far is the flight from STL to PHL?
The distance from Lambert-St. Louis Intl. Airport (STL) (STL) to Philadelphia Intl. Airport (PHL) (PHL) is only 1,300 kilometers. You'll be walking down the air bridge and collecting your suitcase from the carousel in no time.
Which airlines fly direct from St. Louis Lambert International Airport to PHL?
With 56 flights a month from Lambert Field to PHL, Southwest Airlines (WN) is a top choice. Another carrier servicing this route is American Airlines (AA). You'll have 30 flights each month to select from.
Are St. Louis Lambert International Airport to PHL flight tickets cheaper when they're purchased at the last minute?
It is possible to find an amazing last-minute deal from STL to PHL, but it can also be hit-or-miss. As many airlines advertise prices up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can rest assured you're always seeing the latest offers.

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