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Cheap Flights from St. Louis to Phoenix

Prices were available within the past 7 days and starts at $84 for one-way flights and $167 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

St. Louis to Phoenix route information

Origin Airport Lambert-St. Louis Intl.
Destination Airport Sky Harbor Intl.
Airlines Serving Alaska Airlines, American Airlines, Delta, Frontier Airlines, United
Flight Price $167
Distance 1,259 mi

Cheap STL to PHX Flights