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Cheap flights from Pittsburgh to Missouri from $98

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Missouri departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Pittsburgh to Missouri

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
7:20 pm - 8:00 pmPIT  Pittsburgh-STL Lambert-St Louis
1h 40mnonstop
Southwest Logo
10:15 am - 12:55 pmSTL  Lambert-St Louis-PIT Pittsburgh
1h 40mnonstop
$197Southwest
Tue, Aug 25 - Sat, Aug 29
Southwest Logo
7:00 am - 7:45 amPIT  Pittsburgh-STL Lambert-St Louis
1h 45mnonstop
Southwest Logo
7:35 pm - 10:20 pmSTL  Lambert-St Louis-PIT Pittsburgh
1h 45mnonstop
$197Southwest
Thu, Sep 3 - Thu, Sep 10
United Airlines Logo
6:10 pm - 10:00 pmPIT  Pittsburgh-STL Lambert-St Louis
4h 50m1 stop Chicago O'Hare Intl
United Airlines Logo
8:00 am - 1:15 pmSTL  Lambert-St Louis-PIT Pittsburgh
4h 15m1 stop Chicago O'Hare Intl
$212United Airlines
Sat, Aug 29 - Mon, Aug 31
Delta Logo
7:51 pm - 11:42 pmPIT  Pittsburgh-STL Lambert-St Louis
4h 51m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 12:31 pmSTL  Lambert-St Louis-PIT Pittsburgh
5h 31m1 stop Atlanta Hartsfield-Jackson
$217Delta
Thu, Sep 17 - Thu, Sep 24
American Airlines Logo
8:47 pm - 12:27 amPIT  Pittsburgh-STL Lambert-St Louis
4h 40m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 11:01 amSTL  Lambert-St Louis-PIT Pittsburgh
5h 01m1 stop Chicago O'Hare Intl
$237American Airlines
Thu, Sep 17 - Sun, Sep 20
American Airlines Logo
5:42 pm - 9:28 pmPIT  Pittsburgh-STL Lambert-St Louis
4h 46m1 stop Washington, D.C. Reagan-National
American Airlines Logo
6:00 am - 11:34 amSTL  Lambert-St Louis-PIT Pittsburgh
4h 34m1 stop New York LaGuardia
$237American Airlines
Fri, Aug 28 - Mon, Aug 31
Delta Logo
6:35 am - 9:37 amPIT  Pittsburgh-STL Lambert-St Louis
4h 02m1 stop Detroit Metropolitan Wayne County
Delta Logo
10:31 am - 3:49 pmSTL  Lambert-St Louis-PIT Pittsburgh
4h 18m1 stop Atlanta Hartsfield-Jackson
$237Delta
Sun, Aug 23 - Sat, Aug 29
United Airlines Logo
3:20 pm - 7:11 pmPIT  Pittsburgh-STL Lambert-St Louis
4h 51m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
8:00 am - 1:15 pmSTL  Lambert-St Louis-PIT Pittsburgh
4h 15m1 stop Chicago O'Hare Intl
$251United Airlines
Sat, Sep 5 - Mon, Sep 7
Multiple Airlines Logo
7:10 pm - 3:28 pmPIT  Pittsburgh-STL Lambert-St Louis
21h 18m1 stop Orlando
Multiple Airlines Logo
6:17 pm - 11:21 amSTL  Lambert-St Louis-PIT Pittsburgh
16h 04m2 stops Atlanta Hartsfield-Jackson Tampa
$301Multiple Airlines
Thu, Aug 20 - Mon, Aug 24
Multiple Airlines Logo
7:00 am - 4:11 pmPIT  Pittsburgh-STL Lambert-St Louis
10h 11m1 stop Orlando Sanford Intl
Multiple Airlines Logo
6:17 pm - 6:15 pmSTL  Lambert-St Louis-PIT Pittsburgh
22h 58m2 stops Atlanta Hartsfield-Jackson Orlando
$327Multiple Airlines
Thu, Aug 27 - Sun, Aug 30

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United Airlines flights from Pittsburgh to Missouri

Our best United Airlines deals on Pittsburgh to Missouri flight tickets
United Airlines
Sep 5
PIT3:20 pmPittsburgh
4h 51m
1 stop
STL7:11 pmLambert-St Louis
Sep 7
STL8:00 amLambert-St Louis
4h 15m
1 stop
PIT1:15 pmPittsburgh
$251
United Airlines
Oct 6
PIT8:56 amPittsburgh
6h 21m
1 stop
STL2:17 pmLambert-St Louis
Oct 7
STL8:00 amLambert-St Louis
4h 09m
1 stop
PIT1:09 pmPittsburgh
$297
United Airlines
Sep 12
PIT6:10 pmPittsburgh
4h 37m
1 stop
MCI9:47 pmKansas City
Sep 15
MCI6:39 pmKansas City
4h 36m
1 stop
PIT12:15 amPittsburgh
$304

Southwest flights from Pittsburgh to Missouri

Our best Southwest deals on Pittsburgh to Missouri flight tickets
Southwest
Sep 3
PIT7:00 amPittsburgh
1h 45m
STL7:45 amLambert-St Louis
Sep 8
STL10:25 amLambert-St Louis
1h 40m
PIT1:05 pmPittsburgh
$197
Southwest
Sep 3
PIT7:00 amPittsburgh
1h 45m
STL7:45 amLambert-St Louis
Sep 10
STL6:10 amLambert-St Louis
6h 55m
1 stop
PIT2:05 pmPittsburgh
$207
Southwest
Aug 25
PIT6:40 amPittsburgh
1h 40m
STL7:20 amLambert-St Louis
Aug 29
STL1:15 pmLambert-St Louis
7h 20m
2 stops
PIT9:35 pmPittsburgh
$212

momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Missouri 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, momondo users made 832,500 searches. Data last updated August 7, 2026.
Use the filters below to find and compare flights from Pittsburgh to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Tue 8/25

7:20 pm-8:00 pm

Nonstop1h 40m

Lambert-St Louis

Sat 8/29

10:15 am-12:55 pm

Nonstop1h 40m

$197

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Thu 9/3

7:00 am-7:45 am

Nonstop1h 45m

Lambert-St Louis

Thu 9/10

7:35 pm-10:20 pm

Nonstop1h 45m

$197

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Sat 8/29

6:10 pm-10:00 pm

1 stop4h 50m

Lambert-St Louis

Mon 8/31

8:00 am-1:15 pm

1 stop4h 15m

$212

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Thu 9/17

7:51 pm-11:42 pm

1 stop4h 51m

Lambert-St Louis

Thu 9/24

6:00 am-12:31 pm

1 stop5h 31m

$217

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Thu 9/17

8:47 pm-12:27 am

1 stop4h 40m

Lambert-St Louis

Sun 9/20

5:00 am-11:01 am

1 stop5h 01m

$237

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Fri 8/28

5:42 pm-9:28 pm

1 stop4h 46m

Lambert-St Louis

Mon 8/31

6:00 am-11:34 am

1 stop4h 34m

$237

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Sun 8/23

6:35 am-9:37 am

1 stop4h 02m

Lambert-St Louis

Sat 8/29

10:31 am-3:49 pm

1 stop4h 18m

$237

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Sat 9/5

3:20 pm-7:11 pm

1 stop4h 51m

Lambert-St Louis

Mon 9/7

8:00 am-1:15 pm

1 stop4h 15m

$251

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Thu 8/20

7:10 pm-3:28 pm

1 stop21h 18m

Lambert-St Louis

Mon 8/24

6:17 pm-11:21 am

2 stops16h 04m

$301

PittsburghSt. Louis

PIT Pittsburgh - STL Lambert-St Louis

PITSTL

Pittsburgh

Thu 8/27

7:00 am-4:11 pm

1 stop10h 11m

Lambert-St Louis

Sun 8/30

6:17 pm-6:15 pm

2 stops22h 58m

$327

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missouri from

How to get the cheapest flight ticket from Pittsburgh to Missouri

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Missouri?

In general, January is the cheapest month to fly from Pittsburgh to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $307. If you aren’t able to travel to Missouri during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $363.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from Pittsburgh to Missouri is on a Wednesday when prices can be found for as low as $404. Flights from Pittsburgh to Missouri on a Saturday will generally be more expensive and average around $475. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Missouri?

According to our data, the cheapest time of day to fly to Missouri is at noon. momondo users have found flights departing from Pittsburgh to Missouri at noon for as low as $343. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly in the morning, with an average ticket price of $454. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Pittsburgh to Missouri flight route?

Fly from Pittsburgh to Lambert-St Louis for the best Pittsburgh - Missouri flight prices

How far in advance should I book a flight from Pittsburgh to Missouri?

You are more likely to see cheaper flights to Missouri from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $367 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from Pittsburgh for as low as $253 on momondo.

What cabin class options are available on Pittsburgh to Missouri flights?

There is only 1 cabin class available to choose from on Pittsburgh to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Pittsburgh to Missouri flights?

You could potentially save up to 1% on your flight if you consider stops on a Pittsburgh to Missouri flight.

Cheap Pittsburgh to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to Missouri

Best Price Found

$160

Fastest flight time

1h 40m

Direct flights

Every day

Airports in Missouri

55 airports
The best one-way flight to Missouri from Pittsburgh in the past 72 hours is $160. The best round-trip flight deal from Pittsburgh to Missouri found on momondo in the last 72 hours is $348.
The fastest flight from Pittsburgh to Missouri takes 1h 40m
Direct flights go from Pittsburgh to Missouri every day.
There are 55 airports in Missouri. From Pittsburgh there are direct flights to Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Pittsburgh to Missouri

  • When did momondo last update prices for flights from Pittsburgh Airport to Missouri?

    Prices for flights from Pittsburgh Airport to Missouri refresh daily.

  • How many operators does momondo search for flights from Pittsburgh Airport to Missouri?

  • How old do you have to be to fly from Pittsburgh Airport to Missouri?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to Missouri.

  • What documentation or ID do you need to fly to Missouri?

    The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Pittsburgh to Missouri?

Best airlines flying from Pittsburgh to Missouri

Compare and see reviews for airlines that fly from Pittsburgh to Missouri with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $158Free CancellationRating
7.1
11,874 reviews
Search American Airlines flights
DeltaPriceFrom $188Free CancellationRating
7.8
8,499 reviews
Search Delta flights
SouthwestPriceFrom $230Free CancellationRating
8.0
4,216 reviews
Search Southwest flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
10,081 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Pittsburgh to Missouri?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Missouri from Pittsburgh.

Can I find flights from Pittsburgh to Missouri with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Pittsburgh to Missouri flights to just show those with flexible booking policies.

How can momondo help me find flights from Pittsburgh to Missouri?

Once you have performed a search for Pittsburgh to Missouri flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Pittsburgh to Missouri right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Pittsburgh to Missouri now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Missouri and let you know when they change.

An easier way to manage your Missouri trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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