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Cheap Flights from St Louis to Philadelphia - STL to PHL (reverse)

Popular Flights from St Louis to Philadelphia

  • Airfare from St Louis to Philadelphia on Delta from $242 round trip
  • Airfare from St Louis to Philadelphia on US Airways from $294 round trip
  • Airfare from St Louis to Philadelphia on AirTran from $307 round trip
  • Airfare from St Louis to Philadelphia on American from $316 round trip
  • Airfare from St Louis to Philadelphia on United from $316 round trip

Did You Know?

  • The smallest aircraft operated by Frontier flying between St Louis, MO and Philadelphia, PA is a ERJ with 37 seats.
  • 234 flights per week fly out of St Louis, MO connecting to Philadelphia, PA
  • The largest aircraft operated by Japan flying between St Louis, MO and Philadelphia, PA is a M80 with 140 seats.
  • 10 airlines operate between St Louis, MO and Philadelphia, PA
  • 96,619 seats are available per day to fly out of St Louis, MO connecting to Philadelphia, PA
  • US Airways has the most nonstop flights between St Louis, MO and Philadelphia, PA.
  • Delta has 35 one stop flights between St Louis, MO and Philadelphia, PA.
  • Chicago, IL is the most popular connection for one stop flights between St Louis, MO and Philadelphia, PA.

Advance Purchase Prices from St Louis to Philadelphia

  • Carrier
    0 Days
    1 Day
    3 Days
    7 Days
    10 Days
    14 Days
    21 Days
  • AirTran
    $611
    $611
    $611
    $313
    $313
    $327
    $327
  • American
    $601
    $601
    $601
    $307
    $307
    $327
    $327
  • Continental
    $313
    $313
    $313
    $327
    $327
    $327
    $327
  • Delta
    $488
    $488
    $488
    $252
    $252
    $252
    $252
  • US Airways
    $582
    $582
    $582
    $292
    $292
    $306
    $306
  • United
    $313
    $313
    $313
    $327
    $327
    $327
    $327

Daily Non-stop Flight Schedules from Lambert International to Philadelphia International

  • Airline
    Mon
    Tue
    Wed
    Thu
    Fri
    Sat
    Sun
    Earliest Flight
    Latest Flight
  • Southwest
    2
    2
    2
    2
    2
    0
    1
    8:45 AM
    7:10 PM
  • US Airways
    5
    5
    5
    5
    5
    2
    3
    7:15 AM
    4:25 PM

Cheap Domestic Flights from St Louis - STL

Flights
Airline
Lowest Price
American, US Airways, Frontier, AirTran, Delta, Alaska, United
$268
United, Delta, US Airways, American, Frontier, AirTran
$239
United, Delta, American, US Airways
$334
Delta, United, AirTran, Frontier, American, US Airways
$263
Delta, Choice One, American, US Airways, United, Alaska
$166
AirTran, Frontier, American, US Airways, United, Alaska, Delta
$304
US Airways, American, AirTran, Frontier, Delta, United, Alaska
$238
AirTran, American, US Airways, United, Frontier
$196
Alaska, Delta, United, American, Frontier, AirTran, US Airways
$160
United, Delta, American, AirTran, US Airways
$218
Frontier, American, Delta, United, Alaska, US Airways, AirTran
$250
US Airways, Delta, United, American, Frontier, AirTran
$291
AirTran, Frontier, United, Alaska, US Airways, American, Delta
$218
United, Delta, American, Frontier
$218
AirTran, Frontier, American, US Airways, United, Delta, Alaska
$263
Delta, US Airways, United, American, AirTran
$210
Alaska, United, Delta, US Airways, American
$769
Cheap Flights from St Louis to Philadelphia, from $242 Round trip from STL to PHL