$199 Cheap United flights Phoenix (PHX) to St. Louis (STL)

$199 Cheap United flights Phoenix (PHX) to St. Louis (STL)

Prices were available within the past 7 days and start at $199 for one-way flights and $329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jun 2 - Thu, Jun 11

PHX

Phoenix

STL

St. Louis

$329 Roundtrip, found 4 hours ago

$329

Roundtrip

found 4 hours ago

Select United flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Thu, Jun 11, priced at $329 found 4 hours ago

Tue, Jun 2 - Thu, Jun 11

PHX

Phoenix

STL

St. Louis

$381 Roundtrip, found 4 hours ago

$381

Roundtrip

found 4 hours ago

Select United flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Thu, Jun 11, priced at $381 found 4 hours ago

Tue, Jun 2 - Thu, Jun 11

PHX

Phoenix

STL

St. Louis

$410 Roundtrip, found 4 hours ago

$410

Roundtrip

found 4 hours ago

Select United flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Thu, Jun 11, priced at $410 found 4 hours ago

Tue, Jun 2 - Thu, Jun 11

PHX

Phoenix

STL

St. Louis

$413 Roundtrip, found 4 hours ago

$413

Roundtrip

found 4 hours ago

Select United flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Thu, Jun 11, priced at $413 found 4 hours ago

Tue, Jun 2 - Thu, Jun 11

PHX

Phoenix

STL

St. Louis

$418 Roundtrip, found 4 hours ago

$418

Roundtrip

found 4 hours ago

Select United flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Thu, Jun 11, priced at $418 found 4 hours ago