FFL Helper / Phoenix / St Louis

PHX → STL

Phoenix (PHX) to St Louis (STL)

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

Lowest fare $84

Distance 1,270 mi

Flight time 13h 9m

Airports PHX–STL

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By month: October 2026 from $84 · November 2026 from $157

Price calendar

October 2026

From $84

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28 $84

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November 2026

From $157

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9 $157

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Upcoming dates

St Louis STL

$84

Oct 28, 6:53pm · 13h 9m · 1 stop

PHX → STL · United Airlines

Tickets

About this route

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