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Cheap flights from St Louis to Phoenix from US$88
Southwest Airlines, American Airlines and Frontier Airlines fly nonstop from St Louis to Phoenix, about 34 flights a week. The flight takes around 4h 31m, and the cheapest one-way fare we found recently is US$88 on 1 Jan.
Direct flights available ~34 flights a week 4h 31m Cheapest in January Prices checked 13 days ago
St Louis to Phoenix at a glance
Cheapest one-wayUS$88Frontier Airlines · 1 stop · Fri 1 JanFastest flight4h 31mFrontier Airlines · 1 stop
Nonstop flights34/wkSouthwest Airlines, American Airlines, Frontier Airlines
Airlines flying nonstop from St Louis to Phoenix
3 airlines on this route, about 34 flights a week in total (observed over the last 4 weeks).
Cheapest dates from St Louis to Phoenix
The lowest one-way fares found recently, cheapest first. Prices change; click through for the live fare.
Good to know
- Distance
- 2,026 km1,258 miles
- Flight time
- 4h 31mfastest found
- Time difference
- -1hPhoenix vs St Louis
- Currency in Phoenix
- USD
- Airports
- STL → PHX, AZA
Flights from St Louis to Phoenix: questions answered
How much is a flight from St Louis to Phoenix?
The cheapest one-way fare we found recently is US$88 with 1 stop, departing in January. Prices change constantly, so search your dates for the live fare.
Are there direct flights from St Louis to Phoenix?
Yes. Southwest Airlines, American Airlines and Frontier Airlines fly this route nonstop, with about 34 flights a week in each direction.
How long is the flight from St Louis to Phoenix?
A nonstop flight covers 2,026 km and takes around 4h 31m.
Which airlines fly from St Louis to Phoenix?
Southwest Airlines, American Airlines and Frontier Airlines operate nonstop flights on this route.
Which airports serve St Louis and Phoenix?
St Louis: St. Louis Lambert International Airport (STL). Phoenix: Phoenix Sky Harbor International Airport (PHX) and Mesa Gateway Airport (AZA).
What is the time difference between St Louis and Phoenix?
Phoenix is 1 hour behind St Louis.
