Lowest Prices
Uncover the best deals on St Louis to Pittsburgh flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest STL - PIT Flights
Useful information for finding best airline tickets from Lambert St Louis International to Pittsburgh International on your next trip.
Cheapest Round Trip Flight
$762
American Airlines
• 1 stop
• 39h 17m
Jul 03 – Jul 05
The cheapest round trip flight from St Louis to Pittsburgh (STL-PIT-STL) is currently $762
Cheapest Direct Flight
$668
Southwest Airlines
• nonstop
• 2h 15m
Jul 01
The cheapest nonstop flight from St Louis to Pittsburgh (STL-PIT) is currently $668
Fastest Flight
2h 15m
The fastest nonstop flight from St Louis to Pittsburgh (STL-PIT) takes 2h 15m
Top Airlines Flying from St Louis to Pittsburgh
Latest Flight Deals from St Louis (STL) to Pittsburgh (PIT)
Compare and book low fare round-trip air tickets from St Louis to Pittsburgh. Ideal for travelers with confirmed return itineraries.
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
39h 17m
3:20 PM - 4:17 PM • 1 stop
St Louis → Pittsburgh
9h 6m
7:13 PM - 11:59 PM • 1 stop
American Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
10h 23m
8:00 AM - 3:23 PM • 1 stop
St Louis → Pittsburgh
9h 6m
7:13 PM - 11:59 PM • 1 stop
United Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
12h 8m
6:55 AM - 3:23 PM • 1 stop
St Louis → Pittsburgh
9h 6m
7:13 PM - 11:59 PM • 1 stop
American Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
5h 35m
5:40 AM - 10:15 AM • 1 stop
St Louis → Pittsburgh
10h 5m
3:55 PM - 9:00 PM • 1 stop
Southwest Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
12h
4:30 PM - 12:50 AM • 1 stop
St Louis → Pittsburgh
6h 45m
7:50 PM - 10:55 PM • 1 stop
Southwest Airlines
Flying to Pittsburgh soon? We've surfaced some of the most affordable last-minute flights from St Louis to Pittsburgh, ideal for urgent plans or spontaneous trips.
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
39h 17m
3:20 PM - 4:17 PM • 1 stop
St Louis → Pittsburgh
9h 6m
7:13 PM - 11:59 PM • 1 stop
American Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
10h 23m
8:00 AM - 3:23 PM • 1 stop
St Louis → Pittsburgh
9h 6m
7:13 PM - 11:59 PM • 1 stop
United Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
12h 8m
6:55 AM - 3:23 PM • 1 stop
St Louis → Pittsburgh
9h 6m
7:13 PM - 11:59 PM • 1 stop
American Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
5h 35m
5:40 AM - 10:15 AM • 1 stop
St Louis → Pittsburgh
10h 5m
3:55 PM - 9:00 PM • 1 stop
Southwest Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
12h
4:30 PM - 12:50 AM • 1 stop
St Louis → Pittsburgh
6h 45m
7:50 PM - 10:55 PM • 1 stop
Southwest Airlines
Looking for the fastest way to Pittsburgh? These direct flight options from STL to PIT offer both convenience and value—no layovers, just straight to your destination.
Jul 01 - Jul 08, Economy
St Louis → Pittsburgh
2h 15m
7:10 PM - 9:45 PM • nonstop
St Louis → Pittsburgh
2h 25m
6:45 AM - 7:30 AM • nonstop
Southwest Airlines
Jul 01 - Jul 08, Economy
St Louis → Pittsburgh
2h 15m
10:25 AM - 1:00 PM • nonstop
St Louis → Pittsburgh
2h 25m
6:45 AM - 7:30 AM • nonstop
Southwest Airlines
Jul 03 - Jul 05, Economy
St Louis → Pittsburgh
2h 15m
10:05 AM - 12:40 PM • nonstop
St Louis → Pittsburgh
2h 25m
7:00 AM - 7:45 AM • nonstop
Southwest Airlines
FAQs on St Louis to Pittsburgh Flights
What are the airports in St Louis?
STL
What’s the most popular airline flying from STL to PIT?
The most popular airline flying from St Louis to Pittsburgh are
Can I fly from STL to PIT non-stop?
Yes, you can fly STL to PIT non-stop on
Which airlines fly nonstop between St Louis and Pittsburgh?
The non-stop flights between St Louis and Pittsburgh are .
What’s the earliest departure time from STL to PIT Airport?
The earliest flight leaves STL at 5:40 am and lands in PIT - Pittsburgh International
What are the airports in Pittsburgh?
PIT
Can I make changes to my St Louis to Pittsburgh flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from STL to PIT?
Read the fare rules of the St Louis to Pittsburgh air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from St Louis and Pittsburgh?
operate flights between St Louis and Pittsburgh
How long does a flight from St Louis to Pittsburgh take?
It takes approximately 2 hour to fly non-stop from STL to PIT, which is 553.72 miles by air.
Which airlines provide the cheapest flights from St Louis (STL) to Pittsburgh (PIT) ?
In the past couple of days, the cheapest tickets to PIT from STL were found on AA : USD 762
Do I need a passport to fly between STL and PIT?
No
What’s the latest departure time from STL to PIT ?
The last flight leaves STL at 7:55 pm
St Louis (STL) to Pittsburgh (PIT): Airport Information
| Origin Airport | Lambert St Louis International , St Louis, US |
| Destination Airport | Pittsburgh International , Pittsburgh, US |
| Distance | 554 miles |
More Flight Options for St Louis (STL) and Pittsburgh (PIT)
Flights from St Louis (STL)
to Las Vegas (LAS)
Flights from St Louis (STL)
to Portland (PDX)
Flights from St Louis (STL)
to Miami (MIA)
Flights from St Louis (STL)
to Tampa (TPA)
Flights from St Louis (STL)
to Charleston (CHS)
Flights from St Louis (STL)
to Los Angeles (LAX)
Flights from St Louis (STL)
to Fort Myers (RSW)
Flights from St Louis (STL)
to Jacksonville (JAX)
Flights from St Louis (STL)
to Orlando (MCO)
Flights from St Louis (STL)
to Chicago (ORD)
Flights from St Louis (STL)
to San Diego (SAN)
Flights from St Louis (STL)
to Mexico City (MEX)
Flights from St Louis (STL)
to Oklahoma City (OKC)
Flights from St Louis (STL)
to Denver (DEN)
Flights from St Louis (STL)
to New York (JFK)
Flights from St Louis (STL)
to Raleigh/Durham (RDU)
Flights from St Louis (STL)
to New York (LGA)
Flights from St Louis (STL)
to Newark (EWR)
Flights from St Louis (STL)
to Boston (BOS)
Flights from St Louis (STL)
to New Orleans (MSY)
Flights from Tampa (TPA)
to Pittsburgh (PIT)
Flights from Nashville (BNA)
to Pittsburgh (PIT)
Flights from Philadelphia (PHL)
to Pittsburgh (PIT)
Flights from Atlanta (ATL)
to Pittsburgh (PIT)
Flights from Raleigh/Durham (RDU)
to Pittsburgh (PIT)
Flights from Los Angeles (LAX)
to Pittsburgh (PIT)
Flights from Jacksonville (JAX)
to Pittsburgh (PIT)
Flights from Oklahoma City (OKC)
to Pittsburgh (PIT)
Flights from Dallas (DFW)
to Pittsburgh (PIT)
Flights from Sarasota/Bradenton (SRQ)
to Pittsburgh (PIT)
Flights from Orlando (MCO)
to Pittsburgh (PIT)
Flights from Washington (DCA)
to Pittsburgh (PIT)
Flights from Newark (EWR)
to Pittsburgh (PIT)
Flights from Newark (EWR)
to Pittsburgh (PIT)
Flights from St Louis (STL)
to Pittsburgh (PIT)
Flights from Santa Ana (SNA)
to Pittsburgh (PIT)
Flights from Fort Myers (RSW)
to Pittsburgh (PIT)
Flights from San Francisco (SFO)
to Pittsburgh (PIT)
Flights from Houston (IAH)
to Pittsburgh (PIT)
Flights from Denver (DEN)
to Pittsburgh (PIT)
Cheap flights to North America (NA)
Cheap flights to United States (US)
Cheap flights to Pennsylvania (US-PA)
Cheap flights to Missouri (US-MO)
Cheap flights from North America (NA)
Cheap flights from United States (US)
Cheap flights from Pennsylvania (US-PA)
Cheap flights from Missouri (US-MO)
Flights to Pittsburgh (PIT)
Flights to St Louis (STL)
Flights from Pittsburgh (PIT)
Flights from Pittsburgh (PIT)
to St Louis (STL)
Flights from St Louis (STL)
Why Fareleaders for STL to PIT Plane Tickets
New Deals Everyday
Get the best prices on STL to PIT flights—we update our fares daily so you never miss a saving.
No Service Fees
Compare hundreds of St Louis to Pittsburgh flights and secure the best deals—we never add any service fees.