Direct flights from St Louis to Phoenix STL → PHX
American Airlines, Frontier Airlines and Southwest Airlines fly nonstop from St Louis (STL) to Phoenix (PHX). The flight takes about 3h 6m and covers 1,259 miles (2,026 km). Arrivals run on time 76.7% at STL and 80.9% at PHX — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
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American Airlines
AA
Frontier Airlines
F9
Southwest Airlines
WN
Frequently asked questions
Is there a direct flight from St Louis to Phoenix?
Yes, American Airlines, Frontier Airlines and 1 more airline operate nonstop flights from St Louis (STL) to Phoenix (PHX).
Which airlines fly direct from St Louis to Phoenix?
American Airlines, Frontier Airlines, Southwest Airlines operate nonstop flights from St Louis to Phoenix.
How long is the flight from St Louis to Phoenix?
The nonstop flight from St Louis to Phoenix takes ~3h 6m (approximately 2026 km).
What is the on-time performance for flights from St Louis to Phoenix?
Arrivals run on time 76.7% at STL and 80.9% at PHX — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
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