CA $245 Cheap Flights from St. Louis (STL) to Philadelphia (PHL)

Airlines that fly from Lambert-St. Louis International Airport (STL) to Philadelphia International Airport (PHL)

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

Prices were available within the past 7 days and start at CA $245 for one-way flights and CA $405 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $405 Roundtrip, found 4 days ago
CA $405
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $405 found 4 days ago
Delta
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $419 Roundtrip, found 4 days ago
CA $419
Roundtrip
found 4 days ago
Select Delta flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $419 found 4 days ago
American Airlines
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $488 Roundtrip, found 4 days ago
CA $488
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $488 found 4 days ago
Delta
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $491 Roundtrip, found 4 days ago
CA $491
Roundtrip
found 4 days ago
Select Delta flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $491 found 4 days ago
American Airlines
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $502 Roundtrip, found 4 days ago
CA $502
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $502 found 4 days ago
American Airlines
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $507 Roundtrip, found 4 days ago
CA $507
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $507 found 4 days ago
Delta
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $515 Roundtrip, found 4 days ago
CA $515
Roundtrip
found 4 days ago
Select Delta flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $515 found 4 days ago
American Airlines
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $521 Roundtrip, found 4 days ago
CA $521
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $521 found 4 days ago
American Airlines
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $542 Roundtrip, found 4 days ago
CA $542
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $542 found 4 days ago
American Airlines
Fri., Jan. 17 - Sun., Jan. 19
STL
St. Louis
PHL
Philadelphia
CA $574 Roundtrip, found 4 days ago
CA $574
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri., Jan. 17 from St. Louis to Philadelphia, returning Sun., Jan. 19, priced at CA $574 found 4 days ago
Flight from St. Louis to Philadelphia (STL - PHL) route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Philadelphia Intl.
Roundtrip price
CA $404
Distance
1298 km

St. Louis to Philadelphia Flights

Ready for an adventure? Thought so! Prepare to see the sights when you book your trip from St. Louis to Philadelphia with Expedia.ca. Whether you’re visiting for business or pleasure, we know how important it is to bring home travel stories. Maybe your tales will include the best dinner of your life, or the weirdest street art you saw in the city, or the concert that turned you into a fan of a new band. Whatever it is, your new favourite anecdote is right around the corner. Book your trip from STL to PHL and begin your journey!

Getting a cheap deal on your trip sets the tone for the perfect holiday. And with Expedia.ca, you know you can travel from St. Louis to Philadelphia on the cheap, with enough money left over for a stellar time in the city. That could mean more tours with the kids, more concerts with the spouse, more dessert amongst co-workers, or even front row seats to a sports game if you’re travelling solo. It’s your holiday! Make it great.

Travelling shouldn’t cost an arm and a leg before you even get to relax on the plane’s armrests. Count on Expedia.ca to get you the best discounts on flights from STL to PHL. And remember this: You can also save big when you bundle. Add a hotel or car rental deal to your flight and witness those savings add up. Hey, more money for more souvenirs, right? Right! Pack your bags and we’ll see you on the route.

Combine your Philadelphia flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from with Expedia Canada. Use us as your top travel destination and have the confidence that you’re getting a bargain!

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 CA $405. 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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