$284 Economy Roundtrip to Phoenix (STL-PHX) in Sep from St Louis

Cheap economy Flights: STL to PHX in September - Route 3

Starting from $305

Flight Options & Prices:

Direct Flights: From $434 - Fastest option with no layovers
One-Stop Flights: From $305 - Good value with one connection
Multi-Stop Flights: From $305 - Cheapest option with multiple connections

Book your economy class flight from St Louis (STL) to Phoenix (PHX)and save money on your travel. Compare all flight options to find the best deal for your september trip.

Best Flights starting from $284

Tue, Sep 29

Roundtrip

Sat, Oct 3

Mon, Sep 28

Roundtrip

Fri, Oct 2

Sun, Sep 27

Roundtrip

Thu, Oct 1

Wed, Sep 30

Roundtrip

Sun, Oct 4

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Flight Options & Prices:

Cheap economy Flights: STL to PHX in September - Route 3

Flight Options & Prices:

Cheap economy Flights: STL to PHX in September - Route 4

Flight Options & Prices:

Why Choose Economy Class Flights from St Louis (STL) to Phoenix (PHX)?