Pittsburgh International Airport (PIT) is the origin airport and Lambert St Louis International Airport (STL) is the destination airport.
PIT and STL are approximately 552 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from PIT to STL.
Airlines represented in the current schedule are United Airlines (UA) and Southwest Airlines (WN).
Aircraft listed in the current schedule include Boeing 737-800 Winglets (73H), Boeing 737 MAX 8 (7M8), 7S7 and Embraer 175 (long wing) (E7W).