$109 Cheap United flights St. Louis (STL) to Phoenix (PHX)

$109 Cheap United flights St. Louis (STL) to Phoenix (PHX)

Prices were available within the past 7 days and start at $109 for one-way flights and $194 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jan 21 - Sun, Jan 25

STL

St. Louis

PHX

Phoenix

$194 Roundtrip, found 4 days ago

$194

Roundtrip

found 4 days ago

Select United flight, departing Wed, Jan 21 from St. Louis to Phoenix, returning Sun, Jan 25, priced at $194 found 4 days ago

Wed, Jan 21 - Sun, Jan 25

STL

St. Louis

PHX

Phoenix

$233 Roundtrip, found 4 days ago

$233

Roundtrip

found 4 days ago

Select United flight, departing Wed, Jan 21 from St. Louis to Phoenix, returning Sun, Jan 25, priced at $233 found 4 days ago