FFL Helper / Buffalo / St Louis

BUF → STL

Buffalo to St Louis

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

Lowest fare $178

Distance 661 mi

Flight time 6h 46m

Airports BUF–STL

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By month: August 2026 from $178

Price calendar

August 2026

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September 2026

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Upcoming dates

St Louis STL

$178

Aug 30, 11:36am · 6h 46m · 1 stop

BUF → STL · Frontier Airlines

Tickets

About this route

This calendar shows dated one-way fares from Buffalo 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 Buffalo to St Louis.