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Flights from St. Louis to Pittsburgh
Cheap flight deals from St. Louis to Pittsburgh
Here are our top budget-friendly flights, offering flexible one-way or round-trip options. Additional flights with other timings and airlines are also available.
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Round-trip
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One way
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Cheapest nonstopSTL 6:30 PM1h 35mNonstopPIT 9:05 PMSt. Louis - Pittsburgh | Sat, May 24 | Southwest AirlinesPIT 2:10 PM1h 50mNonstopSTL 3:00 PMPittsburgh - St. Louis | Sun, May 25 | Southwest AirlinesPHP 12,732 PHP 15,76919% OFF19% OFFPHP 15,769 PHP 12,732
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STL 1:30 PM7h 7m1 stopsPIT 9:37 PMSt. Louis - Pittsburgh | Thu, Jun 12 | Delta Air LinesPIT 4:33 PM6h 1m1 stopsSTL 9:34 PMPittsburgh - St. Louis | Thu, Jun 19 | Delta Air LinesPHP 10,859 PHP 15,76931% OFF31% OFFPHP 15,769 PHP 10,859
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STL 5:40 PM5h 41m1 stopsPIT 12:21 AMSt. Louis - Pittsburgh | Tue, May 27 | Delta Air LinesPIT 6:25 PM6h 13m1 stopsSTL 11:38 PMPittsburgh - St. Louis | Wed, May 28 | Delta Air LinesPHP 12,956 PHP 15,76918% OFF18% OFFPHP 15,769 PHP 12,956
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STL 5:40 PM4h 45m1 stopsPIT 11:25 PMSt. Louis - Pittsburgh | Sat, May 24 | Delta Air LinesPIT 5:41 AM4h 19m1 stopsSTL 9:00 AMPittsburgh - St. Louis | Sun, May 25 | Delta Air LinesPHP 13,26416% OFFPHP 15,769 PHP 13,264
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STL 6:00 AM5h 50m1 stopsPIT 12:50 PMSt. Louis - Pittsburgh | Wed, Jun 18 | Delta Air LinesPIT 5:40 PM3h 50m1 stopsSTL 8:30 PMPittsburgh - St. Louis | Sat, Jun 21 | Delta Air LinesPHP 13,49514% OFFPHP 15,769 PHP 13,495
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STL 7:05 AM4h 50m1 stopsPIT 12:55 PMSt. Louis - Pittsburgh | Mon, Jun 2 | Delta Air LinesPIT 1:45 PM4h 2m1 stopsSTL 4:47 PMPittsburgh - St. Louis | Wed, Jun 4 | Delta Air LinesPHP 13,49514% OFFPHP 15,769 PHP 13,495
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STL 6:40 AM3h 35m1 stopsPIT 11:15 AMSt. Louis - Pittsburgh | Mon, Jun 23 | Delta Air LinesPIT 10:06 AM7h 19m1 stopsSTL 4:25 PMPittsburgh - St. Louis | Wed, Jun 25 | Delta Air LinesPHP 13,57214% OFFPHP 15,769 PHP 13,572
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STL 5:40 PM5h 41m1 stopsPIT 12:21 AMSt. Louis - Pittsburgh | Fri, May 23 | Delta Air LinesPIT 6:10 PM6h 28m1 stopsSTL 11:38 PMPittsburgh - St. Louis | Sun, May 25 | Delta Air LinesPHP 13,64913% OFFPHP 15,769 PHP 13,649
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STL 9:40 AM6h 13m1 stopsPIT 4:53 PMSt. Louis - Pittsburgh | Fri, May 9 | United AirlinesPIT 6:14 PM6h 52m1 stopsSTL 12:06 AMPittsburgh - St. Louis | Mon, May 12 | Frontier AirlinesPHP 13,70313% OFFPHP 15,769 PHP 13,703
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STL 6:40 AM3h 35m1 stopsPIT 11:15 AMSt. Louis - Pittsburgh | Wed, Jul 2 | Delta Air LinesPIT 7:45 PM5h 6m1 stopsSTL 11:51 PMPittsburgh - St. Louis | Sun, Jul 6 | Delta Air LinesPHP 13,71913% OFFPHP 15,769 PHP 13,719
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STL 1:00 PM17h 25m1 stopsPIT Invalid DateSt. Louis - Pittsburgh | Thu, May 8 | Normal AirlinePIT 3:00 PM6hNonstopSTL 4:00 PMPittsburgh - St. Louis | Sat, May 10 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstopSTL 5:35 PM1h 35mNonstopPIT 8:10 PMSt. Louis - Pittsburgh | Sun, May 25 | Southwest AirlinesPHP 9,287 PHP 10,67513% OFF13% OFFPHP 10,675 PHP 9,287
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STL 6:00 AM5h 48m1 stopsPIT 12:48 PMSt. Louis - Pittsburgh | Wed, Jun 11 | Delta Air LinesPHP 5,171 PHP 10,67552% OFF52% OFFPHP 10,675 PHP 5,171
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STL 5:45 PM22h 39m1 stopsPIT 5:24 PMSt. Louis - Pittsburgh | Thu, May 8 | Frontier AirlinesPHP 6,104 PHP 10,67543% OFF43% OFFPHP 10,675 PHP 6,104
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STL 5:45 PM22h 39m1 stopsPIT 5:24 PMSt. Louis - Pittsburgh | Thu, May 15 | Frontier AirlinesPHP 6,39740% OFFPHP 10,675 PHP 6,397
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STL 2:15 PM3h 37m1 stopsPIT 6:52 PMSt. Louis - Pittsburgh | Wed, Jun 18 | Delta Air LinesPHP 6,45140% OFFPHP 10,675 PHP 6,451
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STL 6:30 AM8h 15m1 stopsPIT 3:45 PMSt. Louis - Pittsburgh | Tue, May 20 | United AirlinesPHP 6,53639% OFFPHP 10,675 PHP 6,536
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STL 5:45 PM4h 8m1 stopsPIT 10:53 PMSt. Louis - Pittsburgh | Tue, May 20 | Delta Air LinesPHP 6,67437% OFFPHP 10,675 PHP 6,674
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STL 6:00 AM5h 47m1 stopsPIT 12:47 PMSt. Louis - Pittsburgh | Tue, Jul 1 | Delta Air LinesPHP 6,69037% OFFPHP 10,675 PHP 6,690
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STL 5:40 PM5h 41m1 stopsPIT 12:21 AMSt. Louis - Pittsburgh | Wed, May 14 | Delta Air LinesPHP 6,71337% OFFPHP 10,675 PHP 6,713
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STL 5:45 PM22h 39m1 stopsPIT 5:24 PMSt. Louis - Pittsburgh | Sun, May 11 | Frontier AirlinesPHP 6,76737% OFFPHP 10,675 PHP 6,767
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STL 6:00 AM5h 50m1 stopsPIT 12:50 PMSt. Louis - Pittsburgh | Tue, Jun 10 | Delta Air LinesPHP 6,80536% OFFPHP 10,675 PHP 6,805
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STL 1:00 PM17h 25m1 stopsPIT Invalid DateSt. Louis - Pittsburgh | Thu, May 8 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flying from St. Louis to Pittsburgh
Cheapest one-way flight price | PHP 5,171 |
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Cheapest round-trip ticket price | PHP 12,732 |
Off-season for travel | April |
Peak season for travel | June |
Flight distance | 897.31 km |
Average flight time | 1 hour 27 minutes |
Popular airline | Frontier Airlines |
When is the cheapest time to fly from St. Louis to Pittsburgh?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from St. Louis (STL) to Pittsburgh (PIT) the cheapest?
Airlines adjust prices for flights from St. Louis to Pittsburgh based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from St. Louis (STL) to Pittsburgh (PIT) cost?
According to Trip.com's data, the lowest price is around PHP 17,549. -
How long does it take to fly from St. Louis (STL) to Pittsburgh (PIT) and what is the distance?
It takes around 1 hour 27 minutes to fly from St. Louis (STL) to Pittsburgh (PIT). -
What are the most popular airlines that fly from St. Louis (STL) to Pittsburgh (PIT)?
Airlines with flights from St. Louis (STL) to Pittsburgh (PIT): United Airlines and Southwest Airlines.
How to find a cheap flight from St. Louis to Pittsburgh
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Pittsburgh. Book your flights at the right time and save more.
Book Early
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Compare Flight Prices
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Look Out for Deals
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Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
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