Cheap flights from Pittsburgh to St. Louis from $50

Round-trip
1 adult
Economy
From?
To?
Fri 10/22
Fri 10/29

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from Pittsburgh to St. Louis.
View current United States travel restrictions

Flight information for Pittsburgh to St. Louis
(PIT to STL)

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to St. Louis
Best Price Found$87The best flight deal from Pittsburgh to St. Louis found on momondo in the last 72 hours is $87
Fastest flight time4h 52mThe fastest flight from Pittsburgh to St. Louis takes 4h 52m
Direct flightsNoneThere are no direct flights from Pittsburgh to St. Louis. Popular non-direct route for this connection is Pittsburgh Airport - Lambert-St Louis Airport.
Airports in St. Louis1 airportThere is 1 airport near St. Louis: Lambert-St Louis (STL)

How to get the cheapest flight ticket from Pittsburgh to St. Louis

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 from Pittsburgh to St. Louis?

August

The cheapest time of year to fly to St. Louis from Pittsburgh is August. Most expensive is October

What is the cheapest day to depart Pittsburgh for St. Louis?

Saturday

The cheapest day of the week is typically Saturday. The most expensive is typically Monday

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

at noon

Pittsburgh to St. Louis flights are approximately 4% more expensive in the evening than at noon

What is the cheapest airline that flies to St. Louis from Pittsburgh?

United Airlines

American Airlines, Delta, and United Airlines are the most popular carriers operating from Pittsburgh to St. Louis

What is the cheapest Pittsburgh to St. Louis flight route?

Pittsburgh - Lambert-St Louis

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

How far in advance should you book Pittsburgh to St. Louis flights?

34 days before

The cheapest time to buy a flight from Pittsburgh to St. Louis is approximately 34 days to departure


Easily compare round-trip flights from Pittsburgh to St. Louis

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Pittsburgh to St. Louis by changing tabs
Spirit Airlines
Nov 2
PIT3:23 amPittsburgh
6h 09m
1 stop
STL9:32 amLambert-St Louis
Nov 5
STL3:00 amLambert-St Louis
10h 42m
1 stop
PIT1:42 pmPittsburgh
Multiple Airlines
Jan 27
PIT1:40 pmPittsburgh
6h 20m
1 stop
STL8:00 pmLambert-St Louis
Jan 31
STL2:00 pmLambert-St Louis
3h 59m
1 stop
PIT5:59 pmPittsburgh
American Airlines
Nov 11
PIT3:09 pmPittsburgh
4h 49m
1 stop
STL7:58 pmLambert-St Louis
Nov 14
STL12:21 amLambert-St Louis
4h 56m
1 stop
PIT5:17 amPittsburgh
Delta
Jan 28
PIT2:40 pmPittsburgh
5h 02m
1 stop
STL7:42 pmLambert-St Louis
Jan 31
STL10:30 amLambert-St Louis
6h 12m
1 stop
PIT4:42 pmPittsburgh
Spirit Airlines
Oct 29
PIT12:56 pmPittsburgh
20h 36m
1 stop
STL9:32 amLambert-St Louis
Oct 31
STL4:10 pmLambert-St Louis
18h 56m
1 stop
PIT11:06 amPittsburgh
Spirit Airlines
Oct 28
PIT3:23 amPittsburgh
6h 09m
1 stop
STL9:32 amLambert-St Louis
Nov 4
STL3:00 amLambert-St Louis
10h 42m
1 stop
PIT1:42 pmPittsburgh

Find the cheapest one-way flights from Pittsburgh to St. Louis

If you're looking for one-way flights from Pittsburgh to St. Louis, view some of our deals below provided by American Airlines, Delta and Spirit Airlines
Spirit Airlines
Oct 29
PIT3:55 pmPittsburgh
14h 55m
1 stop
STL6:50 amLambert-St Louis
Delta
Dec 25
PIT1:23 amPittsburgh
4h 15m
1 stop
STL5:38 amLambert-St Louis
American Airlines
Dec 25
PIT3:29 amPittsburgh
9h 02m
2 stops
STL12:31 pmLambert-St Louis

Search last-minute flights to St. Louis from Pittsburgh

Find and compare flight prices for your last-minute flight from Pittsburgh to St. Louis
Spirit Airlines
Oct 26
PIT3:23 amPittsburgh
6h 09m
1 stop
STL9:32 amLambert-St Louis
Oct 28
STL3:00 amLambert-St Louis
10h 42m
1 stop
PIT1:42 pmPittsburgh
Multiple Airlines
Oct 22
PIT12:56 pmPittsburgh
29h 48m
1 stop
STL6:44 pmLambert-St Louis
Oct 25
STL7:18 amLambert-St Louis
8h 20m
1 stop
PIT3:38 pmPittsburgh
Spirit Airlines
Oct 22
PIT3:23 amPittsburgh
6h 09m
1 stop
STL9:32 amLambert-St Louis
Oct 23
STL3:00 amLambert-St Louis
10h 42m
1 stop
PIT1:42 pmPittsburgh
Spirit Airlines
Oct 27
PIT2:45 amPittsburgh
28h 05m
1 stop
STL6:50 amLambert-St Louis
Oct 29
STL4:10 pmLambert-St Louis
25h 11m
1 stop
PIT5:21 pmPittsburgh
Spirit Airlines
Oct 26
PIT3:23 amPittsburgh
6h 09m
1 stop
STL9:32 amLambert-St Louis
Oct 28
STL4:10 pmLambert-St Louis
21h 32m
2 stops
PIT1:42 pmPittsburgh
Spirit Airlines
Oct 27
PIT3:23 amPittsburgh
27h 27m
2 stops
STL6:50 amLambert-St Louis
Oct 29
STL4:10 pmLambert-St Louis
18h 55m
1 stop
PIT11:05 amPittsburgh

Best airlines flying from Pittsburgh to St. Louis

Compare and see reviews for airlines that fly from Pittsburgh to St. Louis with momondo
AirlineRatingFree CancellationPrice
United Airlines
PriceFrom $94
Free Cancellation
Rating
6.8
7.2

Boarding

6.7

Comfort

7.5

Crew

6.6

Entertainment

6.1

Food

Reviews

Not because the flight is going to Africa we can’t get better service on board

1 / 10
American Airlines
PriceFrom $106
Free Cancellation
Rating
7.2
7.4

Boarding

7.1

Comfort

7.8

Crew

7.1

Entertainment

6.8

Food

Reviews

Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!

1 / 10
Delta
PriceFrom $112
Free Cancellation
Rating
8.2
8.2

Boarding

8.4

Comfort

8.3

Crew

8.1

Entertainment

8.0

Food

Reviews

Great

1 / 10

  • Are airlines flying from Pittsburgh to Lambert-St Louis offering flexible cancellation due to COVID-19?

    Due to the global impact of COVID-19, some of our airline partners operating flights from Pittsburgh to Lambert-St Louis, such as American Airlines, Delta, and United Airlines may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.

  • How far is Pittsburgh to Lambert-St Louis by plane?

    The straight-line distance from Pittsburgh to Lambert-St Louis is 557.2 mi. Flights usually cover this in 4h 49m, depending on flying conditions and air traffic around both airports.


Can I fly to Lambert-St Louis from Pittsburgh right now?

Information is based on travel restrictions for travel to Lambert-St Louis within the United States

Most visitors from Pittsburgh need to provide a negative COVID-19 test result and/or quarantine to enter Lambert-St Louis.

COVID-19 testing requirements
Visitors from Pittsburgh must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Pittsburgh are not required to quarantine after entering Lambert-St Louis.

Can I fly back to Pittsburgh from Lambert-St Louis?

Returning to Pittsburgh from Lambert-St Louis

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Pittsburgh.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Pittsburgh.

If you are planning to travel to St. Louis at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Alternative routes for Pittsburgh to St. Louis

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Philadelphia to Kansas City Flights
Fastest flight time3h 01m
Cheapest price$101
Philadelphia to St. Louis Flights
Fastest flight time2h 30m
Cheapest price$111
Pittsburgh to Kansas City Flights
Fastest flight time4h 17m
Cheapest price$134
Harrisburg to St. Louis Flights
Fastest flight time4h 15m
Cheapest price$215
Harrisburg to Kansas City Flights
Fastest flight time6h 40m
Cheapest price$290