
$365 Cheap United flights Pittsburgh (PIT) to St. Louis (STL)
Prices were available within the past 7 days and start at $365 for one-way flights and $597 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 17 - Fri, Jul 18
PIT
Pittsburgh
STL
St. Louis
$597 Roundtrip, found 15 hours ago
$597
Roundtrip
found 15 hours ago

Thu, Jul 17 - Fri, Jul 18
PIT
Pittsburgh
STL
St. Louis
$608 Roundtrip, found 15 hours ago
$608
Roundtrip
found 15 hours ago

Thu, Jul 17 - Fri, Jul 18
PIT
Pittsburgh
STL
St. Louis
$624 Roundtrip, found 15 hours ago
$624
Roundtrip
found 15 hours ago

Thu, Jul 17 - Fri, Jul 18
PIT
Pittsburgh
STL
St. Louis
$626 Roundtrip, found 15 hours ago
$626
Roundtrip
found 15 hours ago
Origin airport | Pittsburgh Intl. |
Destination airport | Lambert-St. Louis Intl. |
Airlines serving | American Airlines, Delta, Frontier Airlines, Spirit Airlines, United |
Popular airline | American Airlines |
Distance | 881 km |
Average flight time | 1 hour 45 mins |
Most Popular United Routes from Pittsburgh
Most Popular United Routes from St. Louis
- Cleveland to Charlotte (CLE - CLT)
- Nashville to Johannesburg (BNA - JNB)
- San Francisco to Seoul (SFO - ICN)
- Seattle to Chicago (SEA - ORD)
- Indianapolis to Boston (IND - BOS)
- Nashville to Durban (BNA - DUR)
- Cleveland to Geneva (CLE - GVA)
- Las Vegas to Madison (LAS - MSN)
- Los Angeles to Xi'an (LAX - XIY)
- Butte to Tucson (BTM - TUS)
Popular Domestic Routes in Lambert-St. Louis Intl.
- Newark Liberty Intl. Airport to Madrid (EWR - MAD)
- Nashville to Durban (BNA - DUR)
- Washington to Las Vegas (IAD - LAS)
- Butte to Tucson (BTM - TUS)
- Atlanta to Miami (ATL - MIA)
- Washington to Chicago (DCA - ORD)
- Cleveland to Charlotte (CLE - CLT)
- San Francisco to Seoul (SFO - ICN)
- Newark Liberty Intl. Airport to Colorado Springs (EWR - COS)
- Cleveland to Charlotte (CLE - CLT)