$92 Cheap flights from Lambert-St. Louis Intl. to Pittsburgh Intl. (STL to PIT)

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Find The Best Dates To Fly from Lambert-St. Louis Intl. to Pittsburgh Intl.

Compare Flight Prices from St. Louis to Pittsburgh

Affordable Airfare Tickets from STL to PIT Airport

The cheapest flights to Pittsburgh Intl. found within the past 7 days were $203 round trip and $92 one way. Prices and availability subject to change. Additional terms may apply.

Thu, May 1 - Fri, May 16
STL
St. Louis
PIT
Pittsburgh
$203 Roundtrip, found 1 day ago
$203
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, May 1 from St. Louis to Pittsburgh, returning Fri, May 16, priced at $203 found 1 day ago
Thu, May 1 - Mon, May 12
STL
St. Louis
PIT
Pittsburgh
$213 Roundtrip, found 1 day ago
$213
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, May 1 from St. Louis to Pittsburgh, returning Mon, May 12, priced at $213 found 1 day ago
Fri, May 16 - Mon, May 19
STL
St. Louis
PIT
Pittsburgh
$218 Roundtrip, found 1 day ago
$218
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, May 16 from St. Louis to Pittsburgh, returning Mon, May 19, priced at $218 found 1 day ago
Tue, Jun 10 - Thu, Jun 12
STL
St. Louis
PIT
Pittsburgh
$218 Roundtrip, found 6 days ago
$218
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Jun 10 from St. Louis to Pittsburgh, returning Thu, Jun 12, priced at $218 found 6 days ago
Thu, Jun 12 - Sat, Jun 14
STL
St. Louis
PIT
Pittsburgh
$221 Roundtrip, found 6 days ago
$221
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Thu, Jun 12 from St. Louis to Pittsburgh, returning Sat, Jun 14, priced at $221 found 6 days ago
Thu, May 1 - Mon, May 5
STL
St. Louis
PIT
Pittsburgh
$224 Roundtrip, found 1 day ago
$224
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, May 1 from St. Louis to Pittsburgh, returning Mon, May 5, priced at $224 found 1 day ago
Fri, May 16 - Mon, May 19
STL
St. Louis
PIT
Pittsburgh
$225 Roundtrip, found 1 day ago
$225
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Fri, May 16 from St. Louis to Pittsburgh, returning Mon, May 19, priced at $225 found 1 day ago
Fri, May 16 - Mon, May 19
STL
St. Louis
PIT
Pittsburgh
$231 Roundtrip, found 1 day ago
$231
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Fri, May 16 from St. Louis to Pittsburgh, returning Mon, May 19, priced at $231 found 1 day ago
Thu, Jun 12 - Sat, Jun 14
STL
St. Louis
PIT
Pittsburgh
$232 Roundtrip, found 6 days ago
$232
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Thu, Jun 12 from St. Louis to Pittsburgh, returning Sat, Jun 14, priced at $232 found 6 days ago
Fri, May 16 - Mon, May 19
STL
St. Louis
PIT
Pittsburgh
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Fri, May 16 from St. Louis to Pittsburgh, returning Mon, May 19, priced at $237 found 1 day ago

Pittsburgh Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Hotel Indigo Pittsburgh East Liberty by IHG

Hotel Indigo Pittsburgh East Liberty by IHG

3.5 out of 5
Save 100% on your flight
per person
May 30 - Jun 2
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Pittsburgh (PIT)
The Westin Pittsburgh, a Marriott Hotel

The Westin Pittsburgh, a Marriott Hotel

4 out of 5
per person
May 30 - Jun 2
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Pittsburgh (PIT)
Omni William Penn Hotel

Omni William Penn Hotel

4 out of 5
per person
May 30 - Jun 2
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Pittsburgh (PIT)
Wyndham Grand Pittsburgh Downtown

Wyndham Grand Pittsburgh Downtown

3.5 out of 5
per person
May 30 - Jun 2
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Pittsburgh (PIT)
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Frequently asked questions

Can I catch a flight from Lambert Field to Pittsburgh Intl. Airport (PIT) right now?
Make sure you visit our Covid-19 Travel Advisor to see if there are any current travel advice reports or quarantine requirements in effect in PIT when flying in from STL.
Are there direct flights from STL to Pittsburgh Intl. Airport (PIT)?
Wander wisely and opt for a direct flight from STL to PIT with Southwest Airlines. This airline is just the ticket if you’d rather land in Pittsburgh in the shortest possible time.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to PIT, please visit our Customer Service Portal.
How long is the flight from Lambert-St. Louis Intl. Airport (STL) to Pittsburgh Airport?
If you’re flying from St. Louis to Pittsburgh, you can expect the trip to take approximately 4 hours and 38 minutes. If this sounds longer than you’d hoped, why not make the most of it? Read up on where you’re headed, get some last-minute organizing done and get as much shut-eye as possible before the adventure begins.
What is the flight distance from STL to Pittsburgh Airport?
After taking off from Lambert-St. Louis Intl. Airport (STL), you’ll cover 550 mi before pulling into PIT. That should give you enough time to get through a couple of chapters of your book or maybe even squeeze in a nap.
What airlines fly from Lambert-St. Louis Intl. Airport (STL) to Pittsburgh Intl. Airport (PIT)?
Wanting to fly direct from St. Louis to Pittsburgh? Today is your lucky day. Southwest Airlines (WN) offers 30 flights each month and is a popular option with many wise wanderers.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with American Airlines, Delta or Southwest Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from St. Louis to Pittsburgh

 

Traveling From
Lambert-St. Louis Intl.
Traveling To
Pittsburgh Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$203

Route Info

Flight path for flights from Lambert-St. Louis International Airport to Pittsburgh International Airport


Origin:
STL - Lambert-St. Louis International Airport
Destination:
PIT - Pittsburgh International Airport
Distance:
555.00 miles


Airlines & Aircraft Used on STL to PIT Flight Routes


Airline Carrier
Aircraft
American Airlines
De Havilland Canada DHC-8-400 Dash 8Q
Jet Airways (India)
Airbus A320-100/200

Discover our best flights from St. Louis STL to Pittsburgh PIT. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from St. Louis STL to Pittsburgh PIT at the right price  

Airfares to Pittsburgh PIT from St. Louis STL currently cost between $203 and $237. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from St. Louis STL to Pittsburgh PIT 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Pittsburgh PIT on Travelocity starting at $92. Prices and availability subject to change. Additional terms may apply. 

 

Get to Pittsburgh PIT from St. Louis STL quicker with direct flights. 

Get to Pittsburgh faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to PIT from STL to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from St. Louis STL to Pittsburgh PIT

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to PIT from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from St. Louis STL to Pittsburgh PIT today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from St. Louis STL to Pittsburgh PIT. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Pittsburgh PIT from St. Louis STL 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to PIT from STL have this option.  

 

Travel with confidence when you book flights to Pittsburgh PIT from St. Louis STL with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.