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Cheap flights from Pittsburgh to St. Louis (PIT - STL) from $76

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 5/17. 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.
PIT — STL
May 9 — May 161
From?
To?
Thu 5/9
Thu 5/16
1 adult, Economy
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The best prices from Pittsburgh to Lambert-St Louis are usually found in April or September, booked 70 days in advance, depart on a Tuesday or Saturday and return on a Monday

Cheap flight deals from Pittsburgh to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to St. Louis (STL). 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 May 4, 2024.

Popular in

February

Cheapest in

April

Round-trip from

$322

One-way from

$179
High demand for flights, 13% potential price rise
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Best time to find cheap flights, 13% potential price drop
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From Pittsburgh to Lambert-St Louis
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One-way flight from Pittsburgh to Lambert-St Louis
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What is the cheapest day to fly round-trip from Pittsburgh to St. Louis?

Thursday flights are generally found to be more expensive for flights from Pittsburgh to St. Louis. 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 St. Louis.

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

To save on the cost of your flight from Pittsburgh to St. Louis, book at least 45 days before your planned departure. Booking around this time can save you about 103% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $401 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $482.

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

Flights from Pittsburgh to St. Louis lean towards being more expensive in February. Prices are generally better when you fly from Pittsburgh to St. Louis in April, with the cheapest ticket starting at $200.

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

A simple way to save on the total cost of your ticket is to fly from Pittsburgh to St. Louis in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the afternoon.

Cheap Spirit Airlines flights from Pittsburgh to St. Louis

Explore cheap flight options specifically provided by Spirit Airlines for the route between Pittsburgh and St. Louis. 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 2,864,334 searches. Data last updated May 4, 2024.
Take a look at some of the lowest-priced Spirit Airlines flights heading from Pittsburgh to St. Louis. It's recommended that users confirm their flight details before booking.
Mon 6/310:25 pmPIT - STL
1 stop12h 14mSpirit Airlines
Sat 6/86:22 pmSTL - PIT
1 stop6h 12mSpirit Airlines
Deal found 5/2$160
Fri 5/179:17 pmPIT - STL
1 stop14h 11mSpirit Airlines
Sun 5/197:30 pmSTL - PIT
1 stop28h 29mSpirit Airlines
Deal found 5/3$168
Mon 6/39:17 pmPIT - STL
2 stops13h 22mSpirit Airlines
Sat 6/86:22 pmSTL - PIT
1 stop6h 12mSpirit Airlines
Deal found 5/2$181
Sun 6/27:33 amPIT - STL
1 stop12h 07mSpirit Airlines
Sun 6/95:22 pmSTL - PIT
1 stop27h 03mSpirit Airlines
Deal found 5/3$205
Mon 6/39:17 pmPIT - STL
2 stops13h 22mSpirit Airlines
Sat 6/811:34 amSTL - PIT
2 stops13h 00mSpirit Airlines
Deal found 5/2$209
Thu 6/66:50 amPIT - STL
1 stop13h 32mSpirit Airlines
Sun 6/95:22 pmSTL - PIT
1 stop27h 03mSpirit Airlines
Deal found 5/3$210
Sat 5/1110:25 pmPIT - STL
1 stop20h 04mSpirit Airlines
Sat 6/15:15 pmSTL - PIT
1 stop27h 09mSpirit Airlines
Deal found 5/2$226
Tue 6/186:40 amPIT - STL
1 stop8h 43mSpirit Airlines
Sun 6/236:55 pmSTL - PIT
1 stop26h 16mSpirit Airlines
Deal found 5/3$231
Fri 5/179:17 pmPIT - STL
1 stop14h 11mSpirit Airlines
Sat 5/185:15 pmSTL - PIT
2 stops22h 37mSpirit Airlines
Deal found 5/3$232

Cheap American Airlines flights from Pittsburgh to St. Louis

Explore cheap flight options specifically provided by American Airlines for the route between Pittsburgh and St. Louis. 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 2,864,334 searches. Data last updated May 4, 2024.
Take a gander at the lowest prices we've found on American Airlines flights from Pittsburgh to St. Louis. Check back soon if you're not seeing flights that suit your needs.
Fri 8/25:00 amPIT - STL
1 stop4h 30mAmerican Airlines
Sun 8/46:04 amSTL - PIT
1 stop3h 40mAmerican Airlines
Deal found 5/3$286
Fri 6/285:07 amPIT - STL
1 stop4h 26mAmerican Airlines
Sun 6/307:00 amSTL - PIT
1 stop5h 04mAmerican Airlines
Deal found 5/3$295
Fri 8/24:00 pmPIT - STL
2 stops6h 54mAmerican Airlines
Sun 8/43:18 pmSTL - PIT
1 stop4h 31mAmerican Airlines
Deal found 5/3$565

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

Find cheap flight options from Pittsburgh to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Prices were last updated on May 4, 2024.
The lowest fares we've come across on flights traveling from Pittsburgh to St. Louis in May and June 2024. More deals are always being added, so be sure to check back regularly.
Fri 5/179:17 pmPIT - STL
1 stop14h 11mMultiple Airlines
Sat 5/188:04 pmSTL - PIT
1 stop22h 54mMultiple Airlines
Deal found 5/3$144
Mon 6/310:25 pmPIT - STL
1 stop12h 14mSpirit Airlines
Sat 6/86:22 pmSTL - PIT
1 stop6h 12mSpirit Airlines
Deal found 5/2$160
Fri 5/179:17 pmPIT - STL
1 stop14h 11mSpirit Airlines
Sun 5/197:30 pmSTL - PIT
1 stop28h 29mSpirit Airlines
Deal found 5/3$168
Tue 6/49:43 pmPIT - STL
1 stop12h 46mMultiple Airlines
Thu 6/68:12 pmSTL - PIT
1 stop15h 40mMultiple Airlines
Deal found 5/4$177
Mon 6/39:17 pmPIT - STL
2 stops13h 22mSpirit Airlines
Sat 6/86:22 pmSTL - PIT
1 stop6h 12mSpirit Airlines
Deal found 5/2$181
Thu 5/169:00 pmPIT - STL
1 stop13h 36mMultiple Airlines
Sun 5/197:30 pmSTL - PIT
1 stop28h 29mMultiple Airlines
Deal found 5/3$189
Sun 6/27:33 amPIT - STL
1 stop12h 07mSpirit Airlines
Sun 6/95:22 pmSTL - PIT
1 stop27h 03mSpirit Airlines
Deal found 5/3$205
Mon 6/39:17 pmPIT - STL
2 stops13h 22mSpirit Airlines
Sat 6/811:34 amSTL - PIT
2 stops13h 00mSpirit Airlines
Deal found 5/2$209
Thu 6/66:50 amPIT - STL
1 stop13h 32mSpirit Airlines
Sun 6/95:22 pmSTL - PIT
1 stop27h 03mSpirit Airlines
Deal found 5/3$210

Pittsburgh to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Pittsburgh and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
The lowest fares we've come across on flights traveling from Pittsburgh to St. Louis in May and June 2024. More deals are always being added, so be sure to check back regularly.
Fri 5/179:17 pmPIT - STL
1 stop14h 11mMultiple Airlines
Sat 5/188:04 pmSTL - PIT
1 stop22h 54mMultiple Airlines
Deal found 5/3$144
Mon 6/310:25 pmPIT - STL
1 stop12h 14mSpirit Airlines
Sat 6/86:22 pmSTL - PIT
1 stop6h 12mSpirit Airlines
Deal found 5/2$160
Fri 5/179:17 pmPIT - STL
1 stop14h 11mSpirit Airlines
Sun 5/197:30 pmSTL - PIT
1 stop28h 29mSpirit Airlines
Deal found 5/3$168
Tue 6/49:43 pmPIT - STL
1 stop12h 46mMultiple Airlines
Thu 6/68:12 pmSTL - PIT
1 stop15h 40mMultiple Airlines
Deal found 5/4$177
Mon 6/39:17 pmPIT - STL
2 stops13h 22mSpirit Airlines
Sat 6/86:22 pmSTL - PIT
1 stop6h 12mSpirit Airlines
Deal found 5/2$181
Thu 5/169:00 pmPIT - STL
1 stop13h 36mMultiple Airlines
Sun 5/197:30 pmSTL - PIT
1 stop28h 29mMultiple Airlines
Deal found 5/3$189
Sun 6/27:33 amPIT - STL
1 stop12h 07mSpirit Airlines
Sun 6/95:22 pmSTL - PIT
1 stop27h 03mSpirit Airlines
Deal found 5/3$205
Mon 6/39:17 pmPIT - STL
2 stops13h 22mSpirit Airlines
Sat 6/811:34 amSTL - PIT
2 stops13h 00mSpirit Airlines
Deal found 5/2$209
Thu 6/66:50 amPIT - STL
1 stop13h 32mSpirit Airlines
Sun 6/95:22 pmSTL - PIT
1 stop27h 03mSpirit Airlines
Deal found 5/3$210

Pittsburgh to St. Louis flights leaving soon

Find last-minute flight options from Pittsburgh to St. Louis 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 2,864,334 searches. Data last updated May 4, 2024.
Have a look at some of the last-minute flights available departing from Pittsburgh to St. Louis. Tip: verify your flight details before completing your reservation.
Sat 5/1110:25 pmPIT - STL
1 stop20h 04mSpirit Airlines
Sat 6/15:15 pmSTL - PIT
1 stop27h 09mSpirit Airlines
Deal found 5/2$226
Sat 5/115:52 pmPIT - STL
3 stops22h 38mMultiple Airlines
Sat 6/111:39 amSTL - PIT
1 stop10h 29mMultiple Airlines
Deal found 5/2$291
Sat 5/116:37 amPIT - STL
1 stop10h 48mSpirit Airlines
Sat 6/15:15 pmSTL - PIT
2 stops19h 13mSpirit Airlines
Deal found 5/2$293
Sat 5/115:52 pmPIT - STL
3 stops22h 38mMultiple Airlines
Sat 6/15:15 pmSTL - PIT
2 stops19h 13mMultiple Airlines
Deal found 5/2$303
Sat 5/115:52 pmPIT - STL
3 stops22h 38mMultiple Airlines
Sat 6/15:15 pmSTL - PIT
3 stops19h 13mMultiple Airlines
Deal found 5/2$313
Tue 5/145:40 amPIT - STL
1 stop8h 57mSpirit Airlines
Wed 5/1511:36 amSTL - PIT
1 stop12h 22mSpirit Airlines
Deal found 5/2$331
Tue 5/147:33 amPIT - STL
1 stop7h 04mSpirit Airlines
Wed 5/1511:36 amSTL - PIT
1 stop12h 22mSpirit Airlines
Deal found 5/3$351

One-way flights to St. Louis from Pittsburgh

Search for one-way flight options from Pittsburgh to St. Louis. 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 2,864,334 searches. Data last updated May 4, 2024.
Some of the best available deals we've found on one-way flights from Pittsburgh to St. Louis. Users in need of a round-trip flight from Pittsburgh to St. Louis instead should update the search form at the top of page.
Fri 5/179:17 pmPIT - STL
1 stop14h 11mSpirit Airlines
Deal found 5/3$76
Thu 5/237:33 amPIT - STL
1 stop12h 07mSpirit Airlines
Deal found 5/3$88
Wed 5/226:54 pmPIT - STL
1 stop24h 46mSpirit Airlines
Deal found 5/3$92
Fri 6/710:25 pmPIT - STL
1 stop20h 03mSpirit Airlines
Deal found 5/3$99
Sat 6/18:28 pmPIT - STL
1 stop23h 12mSpirit Airlines
Deal found 5/3$104
Wed 5/227:41 pmPIT - STL
2 stops23h 59mSpirit Airlines
Deal found 5/3$105
Fri 6/71:52 pmPIT - STL
3 stops28h 36mSpirit Airlines
Deal found 5/3$124
Fri 6/75:23 pmPIT - STL
2 stops25h 05mSpirit Airlines
Deal found 5/3$128
Sat 6/110:25 pmPIT - STL
2 stops21h 15mSpirit Airlines
Deal found 5/3$131

Find flights from Pittsburgh to St. Louis within your budget

Customize your flight search to find flights from Pittsburgh to St. Louis 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 2,864,334 searches. Data last updated May 4, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$144 - $432

Route

Depart

Return

Price

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Fri 5/17

1 stop14h 11m

Lambert-St Louis

Sat 5/18

1 stop22h 54m

$144

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Mon 6/3

1 stop12h 14m

Lambert-St Louis

Sat 6/8

1 stop6h 12m

$160

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Fri 5/17

1 stop14h 11m

Lambert-St Louis

Sun 5/19

1 stop28h 29m

$168

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Mon 6/3

2 stops13h 22m

Lambert-St Louis

Sat 6/8

1 stop6h 12m

$181

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Thu 5/16

1 stop13h 36m

Lambert-St Louis

Sun 5/19

1 stop28h 29m

$189

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Sun 6/2

1 stop12h 07m

Lambert-St Louis

Sun 6/9

1 stop27h 03m

$205

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Fri 5/17

1 stop14h 11m

Lambert-St Louis

Sat 5/18

2 stops15h 39m

$211

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Fri 8/2

1 stop4h 30m

Lambert-St Louis

Sun 8/4

1 stop3h 40m

$286

PittsburghLambert-St Louis

PIT - STL

PITSTL

Pittsburgh

Tue 6/11

1 stop4h 00m

Lambert-St Louis

Wed 6/12

1 stop5h 59m

$432

Flights are sorted by cheapest first

Deals found on 5/3

When is the best time to book a flight from Pittsburgh to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to St. Louis. Price data was last updated on January 28, 2024.
Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Pittsburgh to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to St. Louis. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Pittsburgh to St. Louis flight should consider departing on Saturday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to St. Louis by month

Plan your trip from Pittsburgh to St. Louis by taking into account the cheapest months to travel. The average price of a one-way flight from Pittsburgh to St. Louis is currently $105 while a round-trip flight costs $220. Price data was last updated on April 28, 2024.

Currently, September is the cheapest month in which you can book a flight from Pittsburgh to St. Louis (average of $322). Flying from Pittsburgh to St. Louis in July is currently the most expensive (average of $377). 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

$326

February

$331

March

$357

April

$337

May

$345

June

$371

July

$377

August

$336

September

$322

October

$324

November

$336

December

$326

Temperature and rainfall in St. Louis by month

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

STL

Temperature

32 - 80.6 °F

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated May 4, 2024.
Read through reviews of airlines operating flights from Pittsburgh to St. Louis, 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.
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,128 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,848 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,134 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,755 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Spirit Airlines
6.4
Okay
8,730 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to St. Louis. 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 Pittsburgh to St. Louis?

    You will need to book a flight from Pittsburgh to Lambert-St Louis if you want to fly from Pittsburgh to St. Louis. At least 4 different airlines have flights from Pittsburgh (PIT) to Lambert-St Louis (STL) on a regular basis. There is 1 flight to St. Louis from the Pittsburgh airport per day. If you manage to book one that is nonstop, then you can expect the flight time from PIT to STL to be around 4h 59m.

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

    Yes, there are multiple flights from Pittsburgh to St. Louis for under $200. The cheapest flight booked recently is on Multiple Airlines for just $144, but on average you can expect to pay $228.

  • Are there last-minute flights available from Pittsburgh to St. Louis for under $300?

    There are currently 7+ open flights from Pittsburgh to St. Louis within the next 7 days for less than $300.

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

    Spirit Airlines, at $160, was found to be the cheapest airline from Pittsburgh to St. Louis.Alternate airlines to your destination round-trip include American Airlines and Delta. Users have found that Spirit Airlines is 48% cheaper than the other options available to this destination.

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

    American Airlines, Delta and Spirit Airlines are the most popular airlines when flying from Pittsburgh to St. Louis.

  • What does PIT to STL mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Pittsburgh Airport to Lambert-St Louis Airport flight would often be abbreviated as a PIT to STL flight.

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

    The amount of baggage you can bring on your Pittsburgh to St. Louis 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 Pittsburgh to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Pittsburgh to St. Louis 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 Pittsburgh to St. Louis that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Pittsburgh to St. Louis 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 Pittsburgh to St. Louis that allow pets onboard?

    Many airlines flying from Pittsburgh to St. Louis 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 Pittsburgh to St. Louis?

    Yes, you can often find last-minute deals on Pittsburgh to St. Louis 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 Pittsburgh to St. Louis flight deals updated?

    The Pittsburgh to St. Louis flight deals you see on this page were last updated on 5/4.

See more FAQs

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Alternative routes for Pittsburgh to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from Pittsburgh to St. Louis

Discover the top 4 airlines that operate flights from Pittsburgh to St. Louis. 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 2,864,334 searches. Data last updated May 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$147Average$270FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapest$226Average$292FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$247Average$341FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$286Average$414FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Pittsburgh to St. Louis by cabin class

Find flights from Pittsburgh to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Pittsburgh to St. Louis

Find hourly flight availability from Pittsburgh to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 4, 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Pittsburgh to St. Louis

Explore weekly flight availability from Pittsburgh to St. Louis. 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 May 4, 2024.
Sunday2daily flights
Monday1daily flight
Tuesday1daily flight
Wednesday1daily flight
Thursday1daily flight
Friday1daily flight
Saturday1daily flight

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