$63 Cheap Flights from St. Louis (STL) to Pittsburgh (PIT)

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Cheap Flights from St. Louis to Pittsburgh (STL-PIT)

Prices were available within the past 7 days and start at $63 for one-way flights and $126 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Frontier Airlines
Frontier Airlines
Spirit Airlines
Spirit Airlines
Frontier Airlines
Spirit Airlines
Flights from St. Louis (STL) to Pittsburgh (PIT)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Pittsburgh Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$126
Distance
551 mi

St. Louis to Pittsburgh Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from St. Louis to Pittsburgh offer the perfect respite. Not only does exploring Pittsburgh provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from St. Louis to Pittsburgh may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from STL to PIT today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Pittsburgh are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Pittsburgh more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Pittsburgh is $63 now!

Frequently asked questions

How much is a one-way flight from STL to PIT?
Book your next trip with Expedia and you could nab one-way St. Louis flights to Pittsburgh from just $53. This was the best price found for this particular journey with a departure date within the next three months — an Spirit Airlines flight, departing STL on June 11 2024 and arriving at PIT. This price was last updated on May 31 2024 and has not changed since. Eager to snap up your own bargain? Awesome deals are at your fingertips.
How long does it take to fly from Lambert Field to Pittsburgh Intl. Airport (PIT)?
With United Airlines, a direct flight takes around 1 hour and 30 minutes. Lock in a seat on the 5:15PM flight from Lambert-St. Louis Intl. Airport (STL) and land at Pittsburgh Intl. Airport (PIT) at 7:45PM. Score a fantastic deal on this and other routes when you book your ticket with Expedia.
Is it cheaper to buy a plane ticket from STL to PIT last minute?
Being a spontaneous soul is a fantastic way to discover the world, but it’s not necessarily the cleverest way to land a bargain plane ticket. Think about booking your Lambert-St. Louis Intl. Airport (STL) to Pittsburgh Intl. Airport (PIT) journey ahead of time instead of leaving it till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneity for when you arrive at your destination!
What is the cheapest airline flying from STL to PIT in the next 90 days?
With ticket prices starting at $53 for a flight from St. Louis to Pittsburgh, Spirit Airlines is the cheapest airline found on Expedia. This deal is based on airfares found on Expedia with a departure date within the next 90 days and was updated on May 31 2024 and has not changed since. The flight jets off from Lambert-St. Louis Intl. Airport (STL) on June 11 2024 and lands at PIT.
What's the cheapest price for a flight from Lambert Field to PIT next month?
With a one-way flight from St. Louis to Pittsburgh coming in at just $69, you’ll have more money to splash on the fun stuff. This fare was found after searching all available flights on Expedia within the next 30 days. This particular journey leaves Lambert-St. Louis Intl. Airport (STL) on June 1 2024, lands at Pittsburgh Airport and is with Frontier Airlines. Pricing information was last updated on May 23 2024 and has not changed since.
What airports do you fly into for Pittsburgh from Central United States?
From Central United States, you can get to Pittsburgh through Pittsburgh Intl. Airport (PIT), Morgantown Municipal Airport (MGW) and Allegheny County Airport (AGC). Research which airport is the most convenient for you before making your decision. If you choose Pittsburgh Intl. Airport (PIT), it’s around 14 mi west of downtown. Use the dollars you save when booking your fare with Expedia to tour the city’s well-known sights, such as Acrisure Stadium and PNC Park.
What are the most popular departure times for flights from Lambert Field to Pittsburgh Intl. Airport (PIT)?
Between 5:00 PM - 6:00 PM is when you’ll find the most United Airlines flights taking off from St. Louis Lambert International Airport to PIT. Our useful tip? Book a trip that departs in the morning. With air traffic yet to build up, your chances of traveling on a delay-free flight are higher.
Can I change the date of my flight from St. Louis Lambert International Airport to Pittsburgh Airport?
Expedia makes it a breeze to make amendments to your STL to Pittsburgh Intl. Airport (PIT) journey yourself. Log in to the Expedia Trips portal and click on “change flight.” Look for new flights and choose the one that better fits your plans. You’ll see an estimate of your flight change cost, if applicable. You can also visit our Customer Service portal to connect with our Virtual Agent and quickly get answers to all your questions.
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