FFL Helper / St Louis / San Francisco

STL → SFO

St Louis (STL) to San Francisco (SFO)

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

Lowest fare $246

Distance 1,741 mi

Flight time 6h 15m

Airports STL–SFO

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By month: October 2026 from $246

Price calendar

October 2026

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November 2026

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Upcoming dates

San Francisco SFO

$246

Oct 26, 8:00pm · 6h 15m · 1 stop

STL → SFO · Frontier Airlines

Tickets

About this route

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