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Cheap flights from Pennsylvania (PA) to St Louis (STL)

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Cheap flights from Pennsylvania to St Louis in December 2019

The best prices found for Pennsylvania to STL flights for December
30 Dec - 6 Jan
$221pp
PIT
Pittsburgh
Delta
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
PIT
Pittsburgh
24 Dec - 28 Dec
$232pp
PIT
Pittsburgh
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
PIT
Pittsburgh
28 Dec - 4 Jan
$247pp
PIT
Pittsburgh
Delta
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
PIT
Pittsburgh

Pennsylvania to St Louis 2020 flight deals

Cheap flights to St Louis from Pennsylvania found for this year
23 Jan - 24 Jan
$175pp
PIT
Pittsburgh
Delta
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
PIT
Pittsburgh
16 Apr - 19 Apr
$176pp
PIT
Pittsburgh
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
PIT
Pittsburgh
3 Feb - 7 Feb
$176pp
PIT
Pittsburgh
Delta
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
PIT
Pittsburgh

Last minute flights from Pennsylvania to St Louis

Late deals on round-trip flights to St Louis from Pennsylvania, departing today and this week
12 Dec - 14 Dec
$164pp
PHL
Philadelphia
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
PHL
Philadelphia

Departure points for flights from Pennsylvania to St Louis

Destination information for St Louis

Things to know before you go. Useful info for your trip from Pennsylvania to St Louis
Average temperature for December in St Louis
46.4 °F
Avg rainfall for December in St Louis
2.5 ″

Airports servicing

DuBois (DUJ)
Erie (ERI)
Franklin (FKL)
Williamsport (IPT)
Johnstown (JST)

Airports servicing St. Louis

Related info for your journey

Useful info, stats and facts about Pennsylvania to St Louis flights.

Flight FAQs

From Pennsylvania to St Louis

How popular is this flight route?

Within the past month, 13 users have taken a look at flights from Pennsylvania to Lambert-St Louis.

What are the most popular airlines that fly from Pennsylvania to St Louis?

Major Airline, Delta and Frontier are the most popular airlines when flying from Pennsylvania to St Louis.

What are the most popular routes from Pennsylvania to St Louis?

When deciding which route to take from Pennsylvania to St Louis consider Philadelphia - Lambert-St Louis, Pittsburgh - Lambert-St Louis or Harrisburg - Lambert-St Louis as they are the most popular.

What are the cheapest Flights from Pennsylvania to St Louis?

The cheapest flight price from Pennsylvania to St Louis is $81. On average you can expect to pay $351. The most popular route, (Philadelphia - Lambert-St Louis), can usually be booked for $181.

What are the most reliable airlines from Pennsylvania to St Louis?

Before booking your flight to St Louis from Pennsylvania, check out the most reliable airlines to get you to your destination on time: Republic Airline (92%), Southwest (86%), American Airlines( 75%).