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Cheap flights Pittsburgh (Pittsburgh International) to St Louis (Lambert-St. Louis)

1 passenger, economy

Nonstop flights from Pittsburgh to St Louis: Southwest Airlines. Nonstop flights per week: 1. Flight time: 1 hour 55 minutes. Distance: 886 km. Tickets from A$173 (departure 15 December).

Prices updated on 23 October at 10:53

See also: Flights from Pittsburgh (Pittsburgh International)Flights to St Louis (Lambert-St. Louis)

Cheap flights Pittsburgh to St Louis

Compare prices, duration and stops

Frontier Airlines
F9 1619
18:28
Pittsburgh International (PIT)
Sun, 13 Dec
6h 44min
1 stop
00:12
Lambert-St. Louis (STL)
Mon, 14 Dec +1
A$193
Frontier Airlines
F9 1619
18:28
Pittsburgh International (PIT)
Mon, 14 Dec
6h 44min
1 stop
00:12
Lambert-St. Louis (STL)
Tue, 15 Dec +1
A$203
Southwest Airlines
WN 1111 Best price
02:30
Pittsburgh International (PIT)
Tue, 15 Dec
1h 55min
Direct
03:25
Lambert-St. Louis (STL)
Tue, 15 Dec
A$173

Low price calendar

From
To
October 2026 — no data Fri, 23 Oct · One way

Prices as of 23 October, 11:05 Moscow time

Cheap flights Pittsburgh to St Louis

Frontier Airlines
Frontier Airlines
Mon, Sun
Price from
A$193

Popular destinations from Pittsburgh

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Popular destinations to St Louis

All →
CHI
Chicago — St Louis
United States → United States
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from
A$104
MIA
Miami — St Louis
United States → United States
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from
A$108
FLL
Fort Lauderdale — St Louis
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from
A$109
BNA
Nashville — St Louis
United States → United States
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from
A$110
PHX
Phoenix — St Louis
United States → United States
STL
from
A$121
ATL
Atlanta — St Louis
United States → United States
STL
from
A$123
PHL
Philadelphia — St Louis
United States → United States
STL
from
A$144
HOU
Houston — St Louis
United States → United States
STL
from
A$147
DEN
Denver — St Louis
United States → United States
STL
from
A$151

Cheap flights Pittsburgh to St Louis

Price from
A$193
Average price
A$193
Flight time
1 hour 55 minutes
Distance
886 km
Рейсов в неделю
1
Airlines
2
Most frequent flight
F9 1619

Prices as of 23 October, 10:53 Moscow time

Airports on the Pittsburgh — St Louis route

From → to Flights Direct Airlines Price from
Pittsburgh InternationalPIT Lambert-St. LouisSTL
212

Departure airports · Pittsburgh

Arrival airports · St Louis

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Frequently Asked Questions

Yes. Nonstop flights from Pittsburgh to St Louis are operated by: Southwest Airlines. A nonstop flight takes 1 hour 55 minutes on average. Nonstop tickets start at A$173.
The average ticket price Pittsburgh St Louis is A$193. The cheapest ticket costs A$173, operated by Southwest Airlines, flight WN 1111, departing Pittsburgh on 15 December at 02:30, arriving St Louis on 15 December at 03:25. Prices as of 23 October.
A nonstop flight takes 1 hour 55 minutes on average. With a connection: from 6 hours 44 minutes, usually about 7 hours.
Tickets from Pittsburgh to St Louis are sold by: Frontier Airlines, Southwest Airlines. Nonstop: Southwest Airlines.
The distance from Pittsburgh to St Louis is 886 km.
Yes, the time difference is 1 hour: Pittsburgh — UTC−4, St Louis — UTC−5. For example: Pittsburgh 12:00 → St Louis 11:00.