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Cheap Flights from Pittsburgh to St Louis, MO, United States - PIT to STL Last modified: May 29, 2016 1:37 AM

Popular flights from Pittsburgh to St Louis Last modified: May 29, 2016 1:37 AM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

American Airlines
Departure Date Return Date Lowest Price
Aug 25, 2016 Aug 30, 2016 $174
Sep 4, 2016 Sep 8, 2016 $174
Sep 10, 2016 Sep 17, 2016 $174
United Airlines
Departure Date Return Date Lowest Price
Aug 25, 2016 Aug 30, 2016 $176
Aug 27, 2016 Aug 30, 2016 $176
Aug 31, 2016 Sep 4, 2016 $176
Sep 4, 2016 Sep 8, 2016 $176

How Much Does it Cost to Fly from Pittsburgh to St Louis (PIT to STL)?

We have collected flight cost data from across the web for travel from Pittsburgh to St Louis, and have found the average flight price for this trip to be $190.

When Can I Buy the Cheapest Flight from Pittsburgh to St Louis (PIT to STL)?

Airlines can adjust prices for plane tickets from Pittsburgh to St Louis based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from Pittsburgh to St Louis

The chart below shows up-to-date information regarding the cheapest days to fly from Pittsburgh to St Louis.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$194 $226 $176 $174 $196 $176 $186

Round Trip vs One Way Flights from Pittsburgh to St Louis (PIT to STL)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Pittsburgh to St Louis. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Pittsburgh to St Louis is $97.

The average price for round trip flights from Pittsburgh to St Louis is $175.

Pittsburgh to St Louis Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Pittsburgh to St Louis?
Answer: Atlanta, GA

Airlines Flying from Pittsburgh to St Louis (PIT to STL) Number of flights searched: 178Last modified: May 29, 2016 1:37 AM

Below are the different airlines that fly from Pittsburgh to St Louis with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Pittsburgh to St Louis.

Pittsburgh to St Louis
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American LGA X X X X X X X
Delta DTW X X X X X X X
Delta DTW / CVG X X X X X X
United IAD X X X X X X X
Southwest - X X X X X X X
Southwest BNA X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Pittsburgh and St Louis, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Pittsburgh - PIT

FlightsAirlineLowest Price
Pittsburgh to Chicago American, Frontier, United $68
Pittsburgh to Atlanta American, Frontier $88
Pittsburgh to Dallas - Ft Worth American, Alaska, JetBlue, United $209

Cheap Domestic Flights to St Louis - STL

FlightsAirlineLowest Price
Washington to St Louis American, Alaska, United $203
Baltimore to St Louis American, Alaska, United $217
Columbus to St Louis American, Alaska, United $268
Cleveland to St Louis American, Alaska, United $164
Buffalo to St Louis American, Alaska, United $351
Akron - Canton to St Louis American, United $221
Charlottesville to St Louis American, United $292
Harrisburg to St Louis American, Alaska, United $369
State College to St Louis American, United $372
Charleston to St Louis American, United Check Dates
Huntington to St Louis American Check Dates
Washington to Chicago American, Alaska, Frontier, United $98
Baltimore to Chicago American, Spirit, United $107
Baltimore to Atlanta American, Spirit, United $147
Washington to Atlanta American, Alaska, JetBlue, United $147
Columbus to Chicago American, United $191
Cleveland to Chicago American, United $193
Buffalo to Chicago American, United $227
Washington to Dallas - Ft Worth American, Alaska, United, Virgin America $222
Washington to New York American, JetBlue, United $162
Baltimore to Dallas - Ft Worth American, JetBlue, Spirit, United $137
Buffalo to Atlanta American, United $201
Columbus to Atlanta American, United $206
Cleveland to Atlanta American, Frontier, Spirit, United $107
Akron - Canton to Chicago United $237
Harrisburg to Chicago American, United $355
Cleveland to Dallas - Ft Worth American, Spirit, United $124
Cheap Flights from Pittsburgh to St Louis, MO, United States, from $174 Round trip from PIT to STL