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Direct flights from Pittsburgh International (PIT) to Lambert-St. Louis International (STL)

17 nonstop flights a week from Pittsburgh International (PIT) to Lambert-St. Louis International (STL) with 2 airlines, 1h 40m to 6h 41m in the air, 551 mi (887 km). Departures from 06:00 to 20:20.

Flights from Pittsburgh to St Louis

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Pittsburgh International (PIT) to Lambert-St. Louis International (STL) at a glance

flights a week
17
airlines
2
flight time
1h 40m - 6h 41m
distance
551 mi (887 km)
first and last departure
06:00 - 20:20
arrival terminals
1, 2

Pittsburgh International (PIT) to Lambert-St. Louis International (STL) flight schedule

17 flights a week. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
WN 3561
Southwest Airlines
06:00 Pittsburgh International
07:05 Lambert-St. Louis International, terminal 2
2h 5m
Sat
Boeing 737-800
WN 3561
Southwest Airlines
06:35 Pittsburgh International
07:35 Lambert-St. Louis International, terminal 2
2h
Fri, Sun
Boeing 737
WN 3561
Southwest Airlines
06:50 Pittsburgh International
07:45 Lambert-St. Louis International, terminal 2
1h 55m
Mon, Tue, Wed, Thu, Fri
Boeing 737
WN 4042
Southwest Airlines
13:10 Pittsburgh International
14:00 Lambert-St. Louis International, terminal 2
1h 50m
Sat
Boeing 737
WN 1111
Southwest Airlines
18:30 Pittsburgh International
19:25 Lambert-St. Louis International, terminal 2
1h 55m
Mon, Tue, Wed, Thu
WN 3562
Southwest Airlines
20:15 Pittsburgh International
21:00 Lambert-St. Louis International, terminal 2
1h 45m
Mon, Thu, Fri, Sun
Boeing 737
WN 2688
Southwest Airlines
20:20 Pittsburgh International
21:10 Lambert-St. Louis International, terminal 2
1h 50m
Sat
Boeing 737

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 24 November.

FlightDepartsArrivesDurationDaysAircraft
WN 3561
Southwest Airlines
06:45 Pittsburgh International
07:40 Lambert-St. Louis International, terminal 2
1h 55m
Seasonal
Boeing 737-800
WN 3561
Southwest Airlines
05:55 Pittsburgh International
06:55 Lambert-St. Louis International, terminal 2
2h
Seasonal
Boeing 737
WN 3561
Southwest Airlines
06:30 Pittsburgh International
07:30 Lambert-St. Louis International, terminal 2
2h
Seasonal
Boeing 737
WN 3561
Southwest Airlines
06:05 Pittsburgh International
07:10 Lambert-St. Louis International, terminal 2
2h 5m
Seasonal
WN 3562
Southwest Airlines
21:20 Pittsburgh International
22:10 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
WN 3256
Southwest Airlines
06:40 Pittsburgh International
07:45 Lambert-St. Louis International, terminal 2
2h 5m
Seasonal
WN 1727
Southwest Airlines
17:00 Pittsburgh International
18:00 Lambert-St. Louis International, terminal 2
2h
Seasonal
WN 3256
Southwest Airlines
06:50 Pittsburgh International
07:55 Lambert-St. Louis International, terminal 2
2h 5m
Seasonal
WN 3256
Southwest Airlines
06:30 Pittsburgh International
07:35 Lambert-St. Louis International, terminal 2
2h 5m
Seasonal
Boeing 737
WN 2579
Southwest Airlines
19:05 Pittsburgh International
19:55 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
WN 3256
Southwest Airlines
06:35 Pittsburgh International
07:40 Lambert-St. Louis International, terminal 2
2h 5m
Seasonal
Boeing 737-800
WN 3423
Southwest Airlines
20:10 Pittsburgh International
21:00 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
Boeing 737
WN 2057
Southwest Airlines
06:55 Pittsburgh International
08:00 Lambert-St. Louis International, terminal 2
2h 5m
Seasonal
Boeing 737-800
UA 3556
United Airlines
05:00 Pittsburgh International
10:41 Lambert-St. Louis International, terminal 1
6h 41m
Seasonal
Embraer 175
WN 3499
Southwest Airlines
06:55 Pittsburgh International
07:45 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
Boeing 737
WN 3500
Southwest Airlines
20:00 Pittsburgh International
20:50 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
Boeing 737-800
WN 3499
Southwest Airlines
06:30 Pittsburgh International
07:20 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
Boeing 737
WN 3499
Southwest Airlines
06:40 Pittsburgh International
07:30 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
Boeing 737
WN 3500
Southwest Airlines
20:10 Pittsburgh International
21:00 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
Boeing 737
WN 3500
Southwest Airlines
19:15 Pittsburgh International
20:05 Lambert-St. Louis International, terminal 2
1h 50m
Seasonal
Boeing 737

Days of the week are taken from the schedule for the next 14 days; schedules change by season. St Louis is 1 hour behind Pittsburgh.

Airlines flying Pittsburgh International (PIT) to Lambert-St. Louis International (STL)

Nonstop flights a week by the current schedule

Southwest Airlines17 a week United Airlines

Frequently asked questions

How many nonstop flights are there from Pittsburgh International (PIT) to Lambert-St. Louis International (STL)?
17 nonstop flights a week by the current schedule, 19 flight numbers.
How long is the flight from Pittsburgh International (PIT) to Lambert-St. Louis International (STL)?
From 1 hour 40 minutes to 6 hours 41 minutes nonstop, depending on the flight.
Which airlines fly nonstop from Pittsburgh International (PIT) to Lambert-St. Louis International (STL)?
Southwest Airlines (17 a week) and United Airlines.
Which terminals are used between Pittsburgh International (PIT) and Lambert-St. Louis International (STL)?
Flights depart from Pittsburgh International and arrive at Lambert-St. Louis International, terminals 1, 2.
How far is Lambert-St. Louis International (STL) from Pittsburgh International (PIT)?
551 mi (887 km) in a straight line.
What are the earliest and latest flights from Pittsburgh International (PIT) to Lambert-St. Louis International (STL)?
The first departure is at 06:00 (Southwest Airlines), the last at 20:20 (Southwest Airlines), local time.