Pittsburgh

$113+ Cheap flights from St. Louis to Pittsburgh (STL - PIT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PIT
Nov 5 — Nov 121
1 adult
Tue 11/5
Tue 11/12
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The best prices from Lambert-St Louis to Pittsburgh are usually found in July or August, booked 77 days in advance, depart on a Monday or Thursday and return on a Monday

Cheap flight deals from St. Louis to Pittsburgh

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Pittsburgh (PIT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 31, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

January

Cheapest in

July

Round-trip from

$148
(Booking.com)

One-way from

$113
(FlightHub)
Provider with most accurate pricing for Lambert-St Louis-Pittsburgh flight deals.
Provider most trusted by Cheapflights users for Lambert-St Louis-Pittsburgh flights.
High demand for flights, 18% potential price rise
Best time to find cheap flights, 17% potential price drop
From Lambert-St Louis to Pittsburgh
One-way flight from Lambert-St Louis to Pittsburgh

Find flight deals from St. Louis to Pittsburgh

Cheapest flights from St. Louis to Pittsburgh
Explore the most affordable flight options available from St. Louis to Pittsburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Booking.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/135:27 pmSTL - PIT
1 stop17h 10mFrontier
Sun 11/171:05 pmPIT - STL
1 stop12h 08mFrontier
Deal found 10/29$148
This FlightHub deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/215:21 pmSTL - PIT
1 stop24h 40mSpirit Airlines
Mon 11/258:06 pmPIT - STL
1 stop21h 20mSpirit Airlines
Deal found 10/30$275
This CheapOair deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/65:27 pmSTL - PIT
1 stop17h 10mMultiple Airlines
Fri 11/88:03 pmPIT - STL
1 stop21h 31mMultiple Airlines
Deal found 10/30$283
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/204:04 pmSTL - PIT
1 stop4h 25mDelta
Fri 11/226:00 amPIT - STL
1 stop4h 09mDelta
Deal found 10/30$322
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/206:30 amSTL - PIT
2 stops5h 56mAmerican Airlines
Fri 11/225:40 amPIT - STL
1 stop4h 49mAmerican Airlines
Deal found 10/30$327
This Southwest deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/122:40 pmSTL - PIT
1 stop6h 55mSouthwest
Sun 12/1512:45 pmPIT - STL
Nonstop1h 45mSouthwest
Deal found 10/30$329
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2211:20 amSTL - PIT
2 stops10h 49mUnited Airlines
Sat 11/237:00 amPIT - STL
1 stop6h 19mUnited Airlines
Deal found 10/30$468
This Alaska Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/127:00 amSTL - PIT
2 stops25h 37mAlaska Airlines
Sun 12/159:00 amPIT - STL
2 stops25h 46mAlaska Airlines
Deal found 10/30$762

Find flights from St. Louis to Pittsburgh within your budget

Customize your flight search to find flights from St. Louis to Pittsburgh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Sat 11/23

5:21 pm-1:27 am

1 stop7h 06m

$113

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Thu 11/28

3:15 pm-9:29 pm

1 stop5h 14m

$164

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Tue 12/31

2:15 pm-4:50 pm

Nonstop1h 35m

$165

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Sat 11/23

12:15 pm-12:37 am

3 stops11h 22m

$193

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Tue 1/28

2:49 pm-6:32 pm

2 stops26h 43m

$272

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Fri 11/29

6:30 am-11:09 pm

2 stops15h 39m

$316

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Fri 11/8

1:46 pm-8:50 pm

1 stop6h 04m

$344

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Wed 11/13

5:27 pm-11:37 am

1 stop17h 10m

Pittsburgh

Sun 11/17

1:05 pm-12:13 am

1 stop12h 08m

$148

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Sat 11/9

5:25 pm-12:05 pm

1 stop17h 40m

Pittsburgh

Mon 11/11

8:03 pm-4:34 pm

1 stop21h 31m

$233

St. LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Thu 11/21

5:21 pm-7:01 pm

1 stop24h 40m

Pittsburgh

Mon 11/25

8:06 pm-4:26 pm

1 stop21h 20m

$275

Flights are sorted by cheapest first

Deals found on 10/31

Showing 1-10 of 15 results
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Compare providers for flights from St. Louis to Pittsburgh

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Pittsburgh in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Pittsburgh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Pittsburgh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Pittsburgh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Pittsburgh flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Pittsburgh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Pittsburgh

Have a flexible travel schedule? Discover the best time to fly to Pittsburgh from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis to Pittsburgh

Get recent, data-driven insights about flights from St. Louis to Pittsburgh including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Pittsburgh?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Pittsburgh. Price data was last updated on October 25, 2024.

The best time to book flights from St. Louis to Pittsburgh is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from St. Louis to Pittsburgh?

Currently, September is the cheapest month in which you can book a flight from St. Louis to Pittsburgh (average of $259). Flying from St. Louis to Pittsburgh in March is currently the most expensive (average of $316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to PIT?

Find hourly flight availability from St. Louis to Pittsburgh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

It’s typically best to fly out from St. Louis to Pittsburgh in the evening. Doing so could potentially save you 20% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Pittsburgh by month

Plan your trip to Pittsburgh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pittsburgh ranges from 2.3 - 4.3 inches per month. June is typically the wettest month, when rainfall can reach 4.3 in. October is typically the driest time to visit Pittsburgh when rainfall is around 2.3 in.

Temperature in Pittsburgh by month

Plan your trip to Pittsburgh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pittsburgh, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Pittsburgh

Get insights into the airlines that provide service to Pittsburgh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pittsburgh. Reviews last updated October 31, 2024.
Read through reviews of airlines operating flights from St. Louis to Pittsburgh, such as American Airlines, Alaska Airlines and Spirit Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,116 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Boarding

8.3

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.1
Very good
5,116 reviews
8.1
Very good
5,116 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Boarding

8.3

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.0
Very good
9,420 reviews
8.1
Very good
5,116 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Boarding

8.3

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.0
Very good
8,835 reviews
8.1
Very good
5,116 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Boarding

8.3

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

7.4
Good
9,240 reviews
8.1
Very good
5,116 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Boarding

8.3

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

7.2
Good
10,000 reviews
8.1
Very good
5,116 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Boarding

8.3

Crew

8.7

Comfort

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Pittsburgh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • 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 Frontier for just $148, but on average you can expect to pay $371.

  • Are there nonstop flights from St. Louis to Pittsburgh for under $400 on Cheapflights?

    Cheapflights has at least 1 direct flight from St. Louis to Pittsburgh under $400. A good price for a nonstop flight from St. Louis to Pittsburgh is less than $330.

  • Are there last-minute flights available from St. Louis to Pittsburgh for under $200?

    There are currently 8+ open flights from St. Louis to Pittsburgh within the next 7 days for less than $200.

  • What days are nonstop flights available from St. Louis to Pittsburgh?

    Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Friday.

  • How many flights depart from St. Louis to Pittsburgh on average per day?

    Travelers can expect 2 flights from St. Louis to Pittsburgh on average per day.
    Afternoon (Noon - 6pm) - 100% of flight departures

  • How long is the flight from St. Louis to Pittsburgh?

    There are many flights that can get you from St. Louis to Pittsburgh in 4h 25m. Fly via Frontier, Spirit Airlines, or Delta to get the fastest option. Airlines will cover a distance of 555 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from St. Louis to Pittsburgh round-trip?

    Currently priced at $148, Frontier will fly you from St. Louis to Pittsburgh and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Delta - these airlines can fly you to your destination from $275 and $322, respectively. These flights start at 58% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $113. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from St. Louis to Pittsburgh for a low price.

  • What are the cheapest flights from St. Louis to Pittsburgh?

    The cheapest flight price from St. Louis to Pittsburgh is $191. On average you can expect to pay $280. The most popular route, (Lambert-St Louis - Pittsburgh), can usually be booked for $183.

  • What does STL to PIT mean?

    STL and PIT are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to PIT refers to a flight route from Lambert-St Louis Airport to Pittsburgh Airport.

  • Can I find deals for flights from St. Louis to Pittsburgh that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Pittsburgh flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Pittsburgh with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Pittsburgh flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Pittsburgh that include hotel bookings?

    Yes. In addition to deals on St. Louis to Pittsburgh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Pittsburgh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Pittsburgh.

  • Can I find deals for business class flights from St. Louis to Pittsburgh?

    Yes. Cheapflights offers flight deals from St. Louis to Pittsburgh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from St. Louis to Pittsburgh that allow pets onboard?

    Many airlines flying from St. Louis to Pittsburgh offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Pittsburgh?

    Yes, you can often find last-minute deals on St. Louis to Pittsburgh flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Pittsburgh flight deals updated?

    The St. Louis to Pittsburgh flight deals you see on this page were last updated on 10/30.

  • What is the cheapest month to book a flight from St. Louis to Pittsburgh?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Pittsburgh (average of $259). Flying from St. Louis to Pittsburgh in March is currently the most expensive (average of $316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St. Louis to Pittsburgh

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to Pittsburgh

Discover the top 4 airlines that operate flights from St. Louis to Pittsburgh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$246Average$348FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$247Average$354FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$277Average$378FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$279Average$443FlexibilityNo cancel feeOn-time63%
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