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Did you mean flights from Philadelphia to St Louis?

Flights from St Louis to Philadelphia, United States Last modified: Jan 18, 2017 3:04 -05:00

TIPSave $88 by flying into Newark instead of Philadelphia from St Louis

St Louis to Philadelphia Last modified: Jan 18, 2017 3:04 -05:00Prices shown were found by travelers like you over the past 30 days

We've scanned 31,032,328,308 round trip itineraries and found the cheapest flights to Philadelphia. American & United frequently offer the best deals to Philadelphia flights, or select your preferred carrier below to see the cheapest days to fly.

American
STLPHL
Mon 3/20
nonstop
PHLSTL
Thu 3/23
nonstop
$313
United
STLPHL
Mon 3/20
1 stop
PHLSTL
Thu 3/23
1 stop
$322
Alaska
STLPHL
Thu 2/9
nonstop
PHLSTL
Sun 2/12
nonstop
$377

How Much is a Flight from St Louis to Philadelphia? Prices shown were found by travelers like you over the past 30 days

We have collected flight cost data from across the web for travel from St Louis to Philadelphia, and have found the average flight price for this trip to be $321.

Where To Buy Cheap Flights from St Louis to Philadelphia?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from St Louis to Philadelphia based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from St Louis to Philadelphia? Prices shown were found by travelers like you over the past 30 days

The chart below shows up-to-date information regarding how far in advance to book your flight from St Louis to Philadelphia.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $543 $532
7-14 days $333 $340
14-21 days $333 $340
21-30 days $314 $321
30-60 days $319 $323
60-90 days $313 $320
90+ days $313 $320

Cheapest Day To Fly from St Louis to Philadelphia Prices shown were found by travelers like you over the past 30 days

We've examined 31,042,012,893 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from St Louis to Philadelphia is Monday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$313 $319 $319 $314 $329 $319 $329

Compare Flight Prices from St Louis to Philadelphia by Month Prices shown were found by travelers like you over the past 30 days

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for St Louis to Philadelphia flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
January St Louis Philadelphia United 1/27/17 2/6/17 2 $430
February St Louis Philadelphia American 2/9/17 2/13/17 0 $314
March St Louis Philadelphia American 3/20/17 3/23/17 0 $313
April St Louis Philadelphia American 4/5/17 4/6/17 0 $319
May St Louis Philadelphia American 5/6/17 5/11/17 0 $313
June St Louis Philadelphia American 6/1/17 6/7/17 0 $370
July St Louis Philadelphia American 7/6/17 7/11/17 0 $370
August St Louis Philadelphia American 8/7/17 8/13/17 0 $377

Cheap Last Minute Flights from St Louis to Philadelphia Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from St Louis to Philadelphia. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
15 16 17 18 19 20 21
$683
22 23 24 25 26 27 28
$683 $529
29 30 31 1 2 3 4
$529 $333
5 6 7 8 9 10 11
$333 $314
12 13 14 15 16 17 18
$314 $332
19 20 21 22 23 24 25
$332

Connecting Flights vs Direct Flights from St Louis to Philadelphia Prices shown were found by travelers like you over the past 30 days

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from St Louis to Philadelphia is $396.

The average price for direct flights from St Louis to Philadelphia is $368.

The chart below shows up to date information regarding non-stop flights from St Louis to Philadelphia.

Weekly Direct Flights from St Louis to Philadelphia - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
American 7 6 5 7 7 5 6 06:50 16:00
Southwest 2 3 2 2 2 1 1 08:25 19:40

One Way Flights vs Round Trip Flights from St Louis to Philadelphia Prices shown were found by travelers like you over the past 30 days

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Philadelphia. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Philadelphia is not available.

The average price for round trip flights from St Louis to Philadelphia is $358.

St Louis to Philadelphia Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is the flight from St Louis to Philadelphia?
Answer: The average St Louis to Philadelphia flight time is 2 hours and 8 minutes.
Question: How far is Philadelphia from St Louis?
Answer: The distance from St Louis to Philadelphia is 811 miles (1,305 kilometers).
Question: How common are direct flights from St Louis to Philadelphia?
Answer: There are 37 direct flights from St Louis to Philadelphia.
Question: What are the most popular St Louis airlines for direct flights from St Louis to Philadelphia?
Answer: American Airlines provides 67% of the non-stop flights between St Louis and Philadelphia.
Question: What are the most popular connecting cities when flying from St Louis to Philadelphia?
Answer: Chicago, IL

Airlines in St Louis flying to Philadelphia Last modified: Jan 18, 2017 3:04 -05:00Number of routes searched: 143Number of itineraries searched: 71,659

Wondering which airlines fly out of St Louis to Philadelphia? We've gathered the average price of St Louis airlines with flights to Philadelphia. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

St Louis to Philadelphia
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
American CLE
American CLT
American DCA
American DFW
Alaska PDX
Alaska SEA
Delta ATL
Delta CVG
Delta DTW
Delta MSP
Delta SLC
United DEN
United IAD
United IAH
United ORD

St Louis to Philadelphia Airports

These are the major commercial airports we're currently monitoring in St Louis and Philadelphia. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Domestic Flights from St Louis - STL Last modified: Jan 18, 2017 3:04 -05:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from St Louis to Philadelphia