Cheap flights from St. Louis to Pittsburgh (STL - PIT) from $81

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — PIT
Apr 16 — Apr 231

The best prices from Lambert-St Louis to Pittsburgh are usually found in January or September, booked 64 days in advance, depart on a Monday or Sunday and return on a Tuesday

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 April 11, 2024.

Popular in

December

Cheapest in

January

Round-trip from

$268

One-way from

$91
High demand for flights, 28% 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

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

Friday flights are found to be more expensive to fly from St. Louis to Pittsburgh. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Pittsburgh.

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

Travelers have found it’s best to book a flight 22 days in advance to save up to 125% 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 22 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 $382, or $537 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to Pittsburgh. Flights to Pittsburgh from St. Louis in January are about $319 on average during January, but can be found for as low as $194.

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

It’s typically best to fly out from St. Louis to Pittsburgh in the evening. Doing so could potentially save you 22% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Spirit Airlines flights from St. Louis to Pittsburgh

Explore cheap flight options specifically provided by Spirit Airlines for the route between St. Louis and Pittsburgh. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
Check out some of the cheapest Spirit Airlines flights we've come across from St. Louis to Pittsburgh. Come back soon if you're not finding the exact deal you're looking for.
Thu 5/167:30 pmSTL - PIT
1 stop23h 47mSpirit Airlines
Mon 5/206:37 amPIT - STL
1 stop28h 02mSpirit Airlines
Deal found 4/11$188
Sun 5/197:30 pmSTL - PIT
1 stop28h 29mSpirit Airlines
Thu 5/237:33 amPIT - STL
1 stop12h 07mSpirit Airlines
Deal found 4/11$198
Thu 5/166:19 pmSTL - PIT
1 stop26h 05mSpirit Airlines
Wed 5/227:41 pmPIT - STL
1 stop22h 48mSpirit Airlines
Deal found 4/10$214
Sun 5/197:30 pmSTL - PIT
1 stop23h 47mSpirit Airlines
Thu 5/237:33 amPIT - STL
1 stop12h 07mSpirit Airlines
Deal found 4/9$257
Thu 5/96:19 pmSTL - PIT
2 stops21h 33mSpirit Airlines
Tue 5/147:33 amPIT - STL
1 stop7h 04mSpirit Airlines
Deal found 4/10$261
Thu 5/167:30 pmSTL - PIT
2 stops20h 22mSpirit Airlines
Mon 5/2010:25 pmPIT - STL
1 stop12h 14mSpirit Airlines
Deal found 4/11$371
Thu 5/167:30 pmSTL - PIT
2 stops20h 22mSpirit Airlines
Mon 5/209:17 pmPIT - STL
2 stops13h 22mSpirit Airlines
Deal found 4/11$382
Thu 5/166:19 pmSTL - PIT
2 stops17h 41mSpirit Airlines
Mon 5/2010:25 pmPIT - STL
1 stop12h 14mSpirit Airlines
Deal found 4/10$394
Thu 5/166:19 pmSTL - PIT
2 stops17h 41mSpirit Airlines
Mon 5/209:17 pmPIT - STL
2 stops13h 22mSpirit Airlines
Deal found 4/10$410

Cheap American Airlines flights from St. Louis to Pittsburgh

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Pittsburgh. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
Have a look at some of the cheapest available American Airlines flights departing from St. Louis and landing in Pittsburgh. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Tue 8/135:37 amSTL - PIT
1 stop6h 00mAmerican Airlines
Wed 8/217:00 amPIT - STL
1 stop9h 35mAmerican Airlines
Deal found 4/10$199
Wed 9/117:37 amSTL - PIT
1 stop4h 00mAmerican Airlines
Wed 9/116:13 pmPIT - STL
1 stop3h 54mAmerican Airlines
Deal found 4/10$229
Fri 5/241:01 pmSTL - PIT
1 stop7h 01mAmerican Airlines
Sun 5/261:30 pmPIT - STL
1 stop9h 17mAmerican Airlines
Deal found 4/10$234
Fri 5/34:41 pmSTL - PIT
1 stop6h 26mAmerican Airlines
Tue 5/75:06 amPIT - STL
1 stop5h 47mAmerican Airlines
Deal found 4/10$244
Sun 5/56:40 amSTL - PIT
1 stop4h 43mAmerican Airlines
Wed 5/88:11 amPIT - STL
1 stop4h 42mAmerican Airlines
Deal found 4/10$265
Mon 7/155:56 pmSTL - PIT
1 stop5h 01mAmerican Airlines
Thu 7/186:25 amPIT - STL
1 stop6h 59mAmerican Airlines
Deal found 4/11$276
Fri 5/241:01 pmSTL - PIT
1 stop7h 01mAmerican Airlines
Mon 5/276:00 amPIT - STL
1 stop5h 29mAmerican Airlines
Deal found 4/10$288
Wed 4/241:11 pmSTL - PIT
1 stop5h 31mAmerican Airlines
Thu 4/256:55 amPIT - STL
1 stop4h 18mAmerican Airlines
Deal found 4/10$357
Wed 4/175:15 amSTL - PIT
1 stop6h 49mAmerican Airlines
Fri 4/195:00 amPIT - STL
1 stop6h 13mAmerican Airlines
Deal found 4/10$549

Cheap St. Louis to Pittsburgh flights in April & May 2024

Find cheap flight options from St. Louis to Pittsburgh specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,194,136 searches. Prices were last updated on April 11, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Pittsburgh in April and May 2024. More deals are always being added, so be sure to check back regularly.
Wed 5/88:04 pmSTL - PIT
1 stop15h 37mFrontier
Sun 5/1212:36 pmPIT - STL
1 stop22h 11mFrontier
Deal found 4/10$118
Mon 4/298:04 pmSTL - PIT
1 stop15h 37mMultiple Airlines
Thu 5/27:30 amPIT - STL
1 stop12h 10mMultiple Airlines
Deal found 4/11$186
Thu 5/167:30 pmSTL - PIT
1 stop23h 47mSpirit Airlines
Mon 5/206:37 amPIT - STL
1 stop28h 02mSpirit Airlines
Deal found 4/11$188
Sun 5/197:30 pmSTL - PIT
1 stop28h 29mSpirit Airlines
Thu 5/237:33 amPIT - STL
1 stop12h 07mSpirit Airlines
Deal found 4/11$198
Thu 5/97:30 pmSTL - PIT
1 stop22h 34mMultiple Airlines
Sun 5/1212:36 pmPIT - STL
1 stop22h 11mMultiple Airlines
Deal found 4/10$206
Thu 5/166:19 pmSTL - PIT
1 stop26h 05mSpirit Airlines
Wed 5/227:41 pmPIT - STL
1 stop22h 48mSpirit Airlines
Deal found 4/10$214
Wed 5/1511:36 amSTL - PIT
1 stop12h 22mMultiple Airlines
Wed 5/227:33 amPIT - STL
1 stop13h 37mMultiple Airlines
Deal found 4/10$222
Wed 5/85:04 amSTL - PIT
1 stop6h 59mAmerican Airlines
Wed 5/156:25 amPIT - STL
1 stop4h 28mAmerican Airlines
Deal found 4/10$229
Fri 5/241:01 pmSTL - PIT
1 stop7h 01mAmerican Airlines
Sun 5/261:30 pmPIT - STL
1 stop9h 17mAmerican Airlines
Deal found 4/10$234

St. Louis to Pittsburgh 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Pittsburgh in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Pittsburgh in April and May 2024. More deals are always being added, so be sure to check back regularly.
Wed 5/88:04 pmSTL - PIT
1 stop15h 37mFrontier
Sun 5/1212:36 pmPIT - STL
1 stop22h 11mFrontier
Deal found 4/10$118
Mon 4/298:04 pmSTL - PIT
1 stop15h 37mMultiple Airlines
Thu 5/27:30 amPIT - STL
1 stop12h 10mMultiple Airlines
Deal found 4/11$186
Thu 5/167:30 pmSTL - PIT
1 stop23h 47mSpirit Airlines
Mon 5/206:37 amPIT - STL
1 stop28h 02mSpirit Airlines
Deal found 4/11$188
Sun 5/197:30 pmSTL - PIT
1 stop28h 29mSpirit Airlines
Thu 5/237:33 amPIT - STL
1 stop12h 07mSpirit Airlines
Deal found 4/11$198
Tue 8/135:37 amSTL - PIT
1 stop6h 00mAmerican Airlines
Wed 8/217:00 amPIT - STL
1 stop9h 35mAmerican Airlines
Deal found 4/10$199
Thu 5/97:30 pmSTL - PIT
1 stop22h 34mMultiple Airlines
Sun 5/1212:36 pmPIT - STL
1 stop22h 11mMultiple Airlines
Deal found 4/10$206
Thu 5/166:19 pmSTL - PIT
1 stop26h 05mSpirit Airlines
Wed 5/227:41 pmPIT - STL
1 stop22h 48mSpirit Airlines
Deal found 4/10$214
Wed 5/1511:36 amSTL - PIT
1 stop12h 22mMultiple Airlines
Wed 5/227:33 amPIT - STL
1 stop13h 37mMultiple Airlines
Deal found 4/10$222
Wed 9/117:37 amSTL - PIT
1 stop4h 00mAmerican Airlines
Wed 9/116:13 pmPIT - STL
1 stop3h 54mAmerican Airlines
Deal found 4/10$229

St. Louis to Pittsburgh flights leaving soon

Find last-minute flight options from St. Louis to Pittsburgh for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
Have a look at some of the last-minute flights available departing from St. Louis to Pittsburgh. Users should examine the flight details to ensure there are no surprises.
Tue 4/168:05 amSTL - PIT
1 stop4h 05mUnited Airlines
Tue 4/164:25 pmPIT - STL
1 stop6h 50mUnited Airlines
Deal found 4/10$476
Wed 4/175:15 amSTL - PIT
1 stop6h 49mAmerican Airlines
Fri 4/195:00 amPIT - STL
1 stop6h 13mAmerican Airlines
Deal found 4/10$549
Tue 4/165:15 amSTL - PIT
1 stop6h 52mAmerican Airlines
Tue 4/163:08 pmPIT - STL
2 stops8h 34mAmerican Airlines
Deal found 4/10$574

One-way flights to Pittsburgh from St. Louis

Search for one-way flight options from St. Louis to Pittsburgh. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
Users in need of a one-way flight from St. Louis to Pittsburgh can choose from these deals. Users can also find round-trip St. Louis to Pittsburgh flights by using the search form above.
Mon 5/68:04 pmSTL - PIT
1 stop15h 37mFrontier
Deal found 4/10$81
Wed 9/117:30 amSTL - PIT
1 stop7h 12mAmerican Airlines
Deal found 4/10$91
Sat 5/258:04 pmSTL - PIT
1 stop22h 54mFrontier
Deal found 4/10$92
Wed 4/178:04 pmSTL - PIT
1 stop15h 17mFrontier
Deal found 4/9$98
Sat 4/208:04 pmSTL - PIT
1 stop14h 32mFrontier
Deal found 4/10$99
Fri 5/174:05 pmSTL - PIT
1 stop11h 20mSpirit Airlines
Deal found 4/11$113
Thu 4/257:16 pmSTL - PIT
1 stop23h 53mMultiple Airlines
Deal found 4/10$135
Sat 5/258:04 pmSTL - PIT
2 stops15h 25mFrontier
Deal found 4/10$140
Sun 4/217:16 pmSTL - PIT
1 stop28h 29mMultiple Airlines
Deal found 4/10$141

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 3,194,136 searches. Data last updated April 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$118 - $366

Route

Depart

Return

Price

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Wed 5/8

1 stop15h 37m

Pittsburgh

Sun 5/12

1 stop22h 11m

$118

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Mon 4/29

1 stop15h 37m

Pittsburgh

Thu 5/2

1 stop12h 10m

$186

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Thu 5/16

1 stop23h 47m

Pittsburgh

Mon 5/20

1 stop28h 02m

$188

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Sun 5/19

1 stop28h 29m

Pittsburgh

Thu 5/23

1 stop12h 07m

$198

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Tue 8/13

1 stop6h 00m

Pittsburgh

Wed 8/21

1 stop9h 35m

$199

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Thu 5/9

1 stop22h 34m

Pittsburgh

Sun 5/12

1 stop22h 11m

$206

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Wed 9/11

1 stop4h 00m

Pittsburgh

Wed 9/11

1 stop3h 54m

$229

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Thu 6/6

1 stop5h 51m

Pittsburgh

Sun 6/9

1 stop4h 23m

$278

Lambert-St LouisPittsburgh

STL - PIT

STLPIT

Lambert-St Louis

Tue 4/23

1 stop4h 05m

Pittsburgh

Tue 4/30

1 stop6h 33m

$366

Flights are sorted by cheapest first

Deals found on 4/10

When is the best time to 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 January 28, 2024.
The best time to book flights from St. Louis to Pittsburgh is 63 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.
Search Deals

When is the cheapest time to fly from St. Louis to Pittsburgh?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Pittsburgh. Price data was last updated on April 7, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Pittsburgh flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Pittsburgh by month

Plan your trip from St. Louis to Pittsburgh by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Pittsburgh is currently $110 while a round-trip flight costs $219. Price data was last updated on April 7, 2024.

Currently, January is the cheapest month in which you can book a flight from St. Louis to Pittsburgh (average of $268). Flying from St. Louis to Pittsburgh in July is currently the most expensive (average of $333). 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.

January

$268

February

$273

March

$315

April

$316

May

$332

June

$328

July

$333

August

$294

September

$293

October

$290

November

$301

December

$278

Temperature and rainfall in Pittsburgh by month

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

PIT

Temperature

28.4 - 73.4 °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 April 11, 2024.
Read through reviews of airlines operating flights from St. Louis to Pittsburgh, such as Spirit Airlines, American Airlines and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,265 reviews

Boarding

8.3

Crew

8.8

Overall

8.2

Entertainment

7.9

Food

7.4

Comfort

8.1

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Southwest
8.2
Very good
6,265 reviews
Southwest
8.2
Very good
6,265 reviews

Boarding

8.3

Crew

8.8

Overall

8.2

Entertainment

7.9

Food

7.4

Comfort

8.1

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

8.1
Very good
9,065 reviews
Southwest
8.2
Very good
6,265 reviews

Boarding

8.3

Crew

8.8

Overall

8.2

Entertainment

7.9

Food

7.4

Comfort

8.1

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

8.1
Very good
11,206 reviews
Southwest
8.2
Very good
6,265 reviews

Boarding

8.3

Crew

8.8

Overall

8.2

Entertainment

7.9

Food

7.4

Comfort

8.1

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.4
Good
11,391 reviews
Southwest
8.2
Very good
6,265 reviews

Boarding

8.3

Crew

8.8

Overall

8.2

Entertainment

7.9

Food

7.4

Comfort

8.1

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.3
Good
15,011 reviews
Southwest
8.2
Very good
6,265 reviews

Boarding

8.3

Crew

8.8

Overall

8.2

Entertainment

7.9

Food

7.4

Comfort

8.1

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

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.
  • What airports do I use to fly from St. Louis to Pittsburgh?

    If you wish to fly to Pittsburgh from St. Louis, then you need to book flights from Lambert-St Louis to Pittsburgh. There is 1 flight from Lambert-St Louis (STL) to Pittsburgh (PIT) per day to choose from. Flights to Pittsburgh from Lambert-St Louis are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 4h 09m is how long a nonstop flight from St. Louis to Pittsburgh typically takes.

  • 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 $118, but on average you can expect to pay $227.

  • Are there last-minute flights available from St. Louis to Pittsburgh for under $500?

    There are currently 3+ open flights from St. Louis to Pittsburgh within the next 7 days for less than $500.

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

    Currently priced at $118, 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 American Airlines - these airlines can fly you to your destination from $188 and $199, respectively. These flights start at 63% 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 Frontier, with whom users have recently found tickets for as low as $81. However, be on the lookout for offers from American Airlines and Spirit Airlines, as they are both options that can get you from St. Louis to Pittsburgh for a low price.

  • What are the most popular airlines that fly from St. Louis to Pittsburgh?

  • 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 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 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 see available direct flights.

  • 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 do 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 4/11.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 3,194,136 searches. Data last updated April 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$153Average$231FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$219Average$301FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$236Average$338FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$274Average$353FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from St. Louis to Pittsburgh by cabin class

Find flights from St. Louis to Pittsburgh, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from St. Louis to Pittsburgh

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 April 11, 2024.
0%of flight departuresEarly morningMidnight to 6 am
40%of flight departuresMorning6 am to noon
60%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from St. Louis to Pittsburgh

Explore weekly flight availability from St. Louis to Pittsburgh. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 11, 2024.
Sunday2daily flights
Monday1daily flight
Tuesday1daily flight
Wednesday1daily flight
Thursday1daily flight
Friday1daily flight
Saturday1daily flight

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Pittsburgh?

Cheapflights helps you search for flights from St. Louis to Pittsburgh via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Pittsburgh?

Millions of users choose and trust Cheapflights to book the best flight deals from St. Louis to Pittsburgh for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from St. Louis to Pittsburgh with no change fees?

Yes, we can. To see specific flights from St. Louis to Pittsburgh with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St. Louis to Pittsburgh become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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