FFL Helper

FFL Helper / Pittsburgh / St Louis

PIT → STL

Pittsburgh (PIT) to St Louis (STL)

Compare one-way fares for flights from Pittsburgh to St Louis.

Lowest fare $133
Distance 558 mi
Flight time 6h 44m
Airports PIT–STL
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By month: December 2026 from $133

Price calendar

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Upcoming dates

St Louis STL

$133

Dec 13, 6:28pm · 6h 44m · 1 stop

PIT → STL · Frontier Airlines

Tickets

St Louis STL

$140

Dec 14, 6:28pm · 6h 44m · 1 stop

PIT → STL · Frontier Airlines

Tickets

About this route

This calendar shows dated one-way fares from Pittsburgh to St Louis. Use it to see which days are cheaper before you search tickets.

Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book Pittsburgh to St Louis.