$205 Cheap United flights St. Louis (STL) to Phoenix (PHX)

View $205 flight on Sat, Nov 7, 2026Opens in a new window

$205 Cheap United flights St. Louis (STL) to Phoenix (PHX)

Prices were available within the past 7 days and start at $205 for one-way flights and $319 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Nov 7 - Sat, Nov 14
STL
St. Louis
PHX
Phoenix
$319 Roundtrip, found 2 days ago
$319
Roundtrip
found 2 days ago
Select United flight, departing Sat, Nov 7 from St. Louis to Phoenix, returning Sat, Nov 14, priced at $319 found 2 days ago

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 $314
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $314

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

May is typically the cheapest month to fly

From $200 - $361 per traveler.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
United
Distance
2014 km
Average flight time
1 hour 54 mins

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