$243 Economy Roundtrip to St Louis (PHX-STL) in Sep from Phoenix

$243 Economy Roundtrip to St Louis (PHX-STL) in Sep from Phoenix

Best Flights starting from $243

from$243economy

Phoenix (PHX)

Wed, Sep 30

Roundtrip

St Louis (STL)

Tue, Oct 6

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Other Options for This Route

STL destination

Economy Roundtrip to St Louis (STL)

Phoenix (PHX) to St Louis (STL) in April from $160

STL destination

Economy One-way to St Louis (STL)

Phoenix (PHX) to St Louis (STL) in May from $139

STL destination

Economy Roundtrip to St Louis (STL)

Phoenix (PHX) to St Louis (STL) in May from $160

STL destination

Economy One-way to St Louis (STL)

Phoenix (PHX) to St Louis (STL) in June from $111

STL destination

Economy Roundtrip to St Louis (STL)

Phoenix (PHX) to St Louis (STL) in June from $210

Other Destinations

CLE destination

Economy One-way to Cleveland (CLE)

Phoenix (PHX) to Cleveland (CLE) in September from $52

PDX destination

Economy One-way to Portland (PDX)

Phoenix (PHX) to Portland (PDX) in September from $78

LAS destination

Economy Roundtrip to Las Vegas (LAS)

Phoenix (PHX) to Las Vegas (LAS) in September from $164

MCO destination

Economy One-way to Orlando (MCO)

Phoenix (PHX) to Orlando (MCO) in September from $213

YYZ destination

Economy Roundtrip to Toronto (YYZ)

Phoenix (PHX) to Toronto (YYZ) in September from $282

BWI destination

Economy Roundtrip to Washington, D.C. (BWI)

Phoenix (PHX) to Washington, D.C. (BWI) in September from $290

Flights from Other Cities

STL destination

Economy One-way to St Louis (STL)

Buffalo (BUF) to St Louis (STL) in September from $161

STL destination

Economy Roundtrip to St Louis (STL)

Charleston (CHS) to St Louis (STL) in September from $193

STL destination

Economy Roundtrip to St Louis (STL)

Charlotte (CLT) to St Louis (STL) in September from $217

STL destination

Economy Roundtrip to St Louis (STL)

Jacksonville (JAX) to St Louis (STL) in September from $235

STL destination

Economy One-way to St Louis (STL)

Kalispell (FCA) to St Louis (STL) in September from $285

STL destination

Economy Roundtrip to St Louis (STL)

Albany (ALB) to St Louis (STL) in September from $362

Cheap economy Class Flights from Phoenix (PHX) to St Louis (STL) September

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

Cheap economy Flights: PHX to STL in September - Route 1

Starting from $243

Flight Options & Prices:

Direct Flights: From $375 - Fastest option with no layovers
One-Stop Flights: From $243 - Good value with one connection
Multi-Stop Flights: From $243 - Cheapest option with multiple connections

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

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

Compare prices from multiple airlines
Find direct flights and multi-stop options
Best deals for september travel
Flexible booking options
24/7 customer support

Planning a trip from Phoenix (PHX) to St Louis (STL) in september? SlickTrip helps you find the cheapest economy class flights with our comprehensive flight comparison tool. Whether you prefer direct flights for convenience or multi-stop flights for savings, we have options for every budget and schedule.