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Cheap flights from St Louis to Pittsburgh (STL - PIT)

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The best prices from St Louis to Pittsburgh are usually found in January or April, booked 31 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

How to find the cheapest flight from
St Louis (STL) to Pittsburgh (PIT)

STL - PIT
Price
$217 - $335
PIT
Temperature
39.2 - 84.2 °F
PIT
Rainfall
2.3 - 4.1 inches
Popular in December High demand for flights, 23% potential price rise
Cheapest in January Best time to find cheap flights, 16% potential price drop
Round-trip from $217 From St Louis to Pittsburgh
One-way from $93 One-way flight from St Louis to Pittsburgh
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from St Louis to Pittsburgh?

It’s generally more expensive to depart on a Wednesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from St Louis to Pittsburgh?

Travelers have found it’s best to book a flight 41 days in advance to save up to 32% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 41 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St Louis to Pittsburgh 1-2 weeks in advance for as low as $238, or $307 for flights within the next 24 hours.

What is the cheapest month to fly from St Louis to Pittsburgh?

February can be a great time to fly to Pittsburgh from St Louis with a flight ticket averaging about $220. Cheapflights users have found deals in the month of February for as cheap as $142. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from St Louis to Pittsburgh (STL - PIT)?

One of the essential ways to save on airfare from St Louis to Pittsburgh is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 21% on airfare.

Cheap flights from St Louis to Pittsburgh in September, October 2020

The best prices found for STL to PIT flights for September, October
27 Oct - 27 Oct
$166pp
STL
Lambert-St Louis
Delta
 
1 STOP
PIT
Pittsburgh
PIT
Pittsburgh
Delta
 
1 STOP
STL
Lambert-St Louis
7 Oct - 9 Oct
$180pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
PIT
Pittsburgh
PIT
Pittsburgh
American Airlines
   
2 STOPS
STL
Lambert-St Louis
7 Oct - 9 Oct
$186pp
STL
Lambert-St Louis
Delta
 
1 STOP
PIT
Pittsburgh
PIT
Pittsburgh
Delta
 
1 STOP
STL
Lambert-St Louis

St Louis to Pittsburgh 2020 flight deals

Cheap flights to Pittsburgh from St Louis found for this year
8 Nov - 13 Nov
$161pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
PIT
Pittsburgh
PIT
Pittsburgh
United Airlines
 
1 STOP
STL
Lambert-St Louis
27 Oct - 27 Oct
$166pp
STL
Lambert-St Louis
Delta
 
1 STOP
PIT
Pittsburgh
PIT
Pittsburgh
Delta
 
1 STOP
STL
Lambert-St Louis
7 Oct - 9 Oct
$180pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
PIT
Pittsburgh
PIT
Pittsburgh
American Airlines
   
2 STOPS
STL
Lambert-St Louis

One-way flights to Pittsburgh from St Louis

The cheapest one-way flights from St Louis to Pittsburgh
2:35 am - 8:39 am
Delta
1 Stop
5h 04m
STL - PIT
Delta
$93
Delta
6:45 am - 7:11 am
Multiple Airlines
2 Stops
23h 26m
STL - PIT
Multiple Airlines
$134
Kiwi.com
3:23 pm - 1:05 pm
Multiple Airlines
3 Stops
44h 42m
STL - PIT
Multiple Airlines
$100
Kiwi.com

Related info for your journey

Useful info, stats and facts about St Louis to Pittsburgh flights.

Flight FAQs

From St Louis to Pittsburgh

Are flight prices decreasing from St Louis to Pittsburgh due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Pittsburgh for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from St Louis to Pittsburgh for under $200 on Cheapflights?

Yes, there are multiple flights from St Louis to Pittsburgh for under $200. The cheapest flight booked recently is on Multiple Airlines for just $161, but on average you can expect to pay $267.

Are there nonstop flights from St Louis to Pittsburgh for under $200 on Cheapflights?

There are no nonstop flights from St Louis to Pittsburgh, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in St Louis or Pittsburgh?

Expected rainfall in St Louis is same as in Pittsburgh. You can expect this to be the case over the next 10 days.

Is St Louis weather warmer or cooler than Pittsburgh?

Expect the weather to be around 90 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Pittsburgh is generally colder than in St Louis.

How long is the flight from St Louis to Pittsburgh?

Departing from St Louis to Pittsburgh will take you 3h 36m.

What is the cheapest airline to fly from St Louis to Pittsburgh round-trip?

Our cheapest airline available from St Louis to Pittsburgh is Delta. Our recent data shows that you can find tickets from as low as $166 on this airline. You may be able to fly from St Louis to Pittsburgh for 35% less than the average price by searching for this airline.

What are the cheapest airlines to fly from St Louis to Pittsburgh one-way?

$93 is the cheapest one-way deal found within the past few days, from Delta.

Alternative routes for St Louis to Pittsburgh

Destination information for Pittsburgh

Things to know before you go. Useful info for your trip from St Louis to Pittsburgh
Average temperature for September in Pittsburgh
77.0 °F
Avg rainfall for September in Pittsburgh
3.4 ″

Airports servicing St. Louis

Airports servicing Pittsburgh

Hourly flight availability from St Louis to Pittsburgh

Morning 6 AM to noon 100% of STL to PIT departures
Early morning Midnight to 6 AM 0% of STL to PIT departures
Afternoon Noon to 6 PM 0% of STL to PIT departures
Evening 6 PM to midnight 0% of STL to PIT departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from St Louis to Pittsburgh
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
1 daily flight
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