FFL Helper

FFL Helper / St Louis / Pittsburgh / September 2026

STL → PIT · 2026-09

St Louis to Pittsburgh in September 2026

Dated one-way fares from St Louis to Pittsburgh in September 2026. Use the calendar to see which days are cheaper.

Lowest this month $154
Highest this month $183
Sample fare $154
Airports STL–PIT
Search September 2026 tickets

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Other months: September 2026 · Full route

September 2026 price calendar

September 2026

From $154 · up to $183

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Dated fares

Pittsburgh PIT

$154

Sep 02, 2:10pm · 20h 39m · 2 stops

STL → PIT · Southern Airways Express

Tickets

Pittsburgh PIT

$183

Sep 03, 5:02pm · 24h 13m · 1 stop

STL → PIT · Frontier Airlines

Tickets

Booking STL to PIT in September 2026

This page is only September 2026 on the St Louis to Pittsburgh route. Open the full route if you want the next months side by side.

Prices move as seats sell. Confirm the live itinerary before you book St Louis to Pittsburgh in September 2026.