PHL to STL (Philadelphia to St. Louis) Flights

Last Minute Flights from PHL to STL

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
TTNSt. LouisMarch 23 to April 8$297
*Prices include taxes and fees

Cheapest PHL to STL Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
TTNSt. LouisApril 29 to May 13$130
PHLSt. LouisApril 1 to April 8$152
PHLSt. LouisApril 1 to April 8$176
PHLSt. LouisMay 8 to May 12$327
*Prices include taxes and fees
Flexible dates
PHL to STL Flight Details
Origin airport
Mercer
Origin airport IATA code
TTN
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Distance
834 mi

Frequently asked questions

What airlines fly direct from Philadelphia Airport to STL?
If you’d like to journey nonstop from Philadelphia Intl. Airport (PHL) to Lambert Field, American Airlines (AA) is a great choice. It advertises 34 flights each month between these destinations.
How many flights are there from PHL to STL?
Roughly 98 per day. If you’re in a hurry to head to St. Louis, see if you can grab an awesome last-minute deal from Philadelphia, PA (PHL-Philadelphia Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) and then lock it in quick!
How long does it take to fly from Philadelphia, PA (PHL-Philadelphia Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
With a flight time of around 5 hours and 55 minutes, you’ll be arriving at St. Louis, MO (STL-Lambert-St. Louis Intl.) from Philadelphia, PA (PHL-Philadelphia Intl.) in a flash. Jump on an early flight and make the most of your day.
What is the flight distance from Philadelphia, PA (PHL-Philadelphia Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The short-haul trip between Philadelphia and St. Louis is an easy 810 miles (1,300 1). Don’t get too comfortable though — you’ll be taxiing into St. Louis, MO (STL-Lambert-St. Louis Intl.) not long after takeoff.
How many morning flights are there from PHL to STL?
With about 339 morning flights a week from PHL to STL to choose from, you’ll be leaping out of bed and jetting away in no time at all.

  • If you want to jet off with American Airlines (AA), it offers 162 weekly flights that leave before noon. The 5:00AM flight is the first of the day.
  • Delta Air Lines (DL) is another good option to consider. This carrier has 62 morning services, with the earliest scheduled for takeoff at 5:30AM.
  • You’ll have 42 morning flights to take your pick of if you book a ticket with United Airlines (UA). 6:00AM is the earliest available.

How many afternoon flights are there from PHL to STL?
If the words “early mornings” just aren’t in your vocabulary, hop aboard one of the 347 weekly afternoon and evening flights from PHL to STL.

  • Book a fare with American Airlines (AA), which has 181 flights each week that jet off after midday. 12:00PM is the earliest of those departures.
  • You can also select from the 60 afternoon and evening flights provided by Delta Air Lines (DL) each week. 12:40PM is the earliest take-off time.
  • Or else fly from 12:30PM onward with United Airlines (UA). This airline offers 43 afternoon and evening flights a week.

What is the earliest departure time out of Philadelphia to St. Louis?
The earliest flight sets off from PHL at 5:00AM and hits the runway at STL at 10:59PM. Don’t forget to give yourself plenty of time in the morning to easily get to your departure gate.
What is the latest departure time out of Philadelphia to St. Louis?
The latest flight is scheduled to depart PHL at 10:10PM and arrives at 2:09PM at STL. You’ll have more than enough time to get ready for this trip.
What is the average price from Philadelphia to St. Louis?
Round-trip journeys from PHL to STL start from around $130. Book early and score a fantastic deal. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Philadelphia to St. Louis Flight Schedule

CarrierFlightDepart PHLArrive STLMon
3/17		Tue
3/18		Wed
3/19		Thu
3/20		Fri
3/21		Sat
3/22		Sun
3/23		Stops
AA537311:04 am00:39 pm
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AA516707:05 pm08:41 pm
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Philadelphia to St. Louis Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Philadelphia to St. Louis to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from PHL to STL, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Philadelphia to St. Louis, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.