$196 Cheap American Airlines flights St. Louis (STL) to Phoenix (PHX)

View $196 flight on Sun, Jan 18, 2026Opens in a new window

$196 Cheap American Airlines flights St. Louis (STL) to Phoenix (PHX)

Prices were available within the past 7 days and start at $196 for one-way flights and $307 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Mar 7 - Sat, Mar 14
STL
St. Louis
PHX
Phoenix
$307 Roundtrip, found 18 hours ago
$307
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Sat, Mar 7 from St. Louis to Phoenix, returning Sat, Mar 14, priced at $307 found 18 hours ago

Find the cheapest month to fly from St. Louis (STL) to Phoenix (PHX)

November is typically the cheapest month to fly

From $112 - $242 per traveler.

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $165
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $165

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
2014 km
Average flight time
2 hours 25 mins

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