$119 Cheap Spirit Airlines flights Phoenix (PHX) to St. Louis (STL)

$119 Cheap Spirit Airlines flights Phoenix (PHX) to St. Louis (STL)

Prices were available within the past 7 days and start at $119 for one-way flights and $304 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 6 - Fri, Aug 15

PHX

Phoenix

STL

St. Louis

$304 Roundtrip, found 1 day ago

$304

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Aug 6 from Phoenix to St. Louis, returning Fri, Aug 15, priced at $304 found 1 day ago

Wed, Aug 6 - Sun, Aug 17

PHX

Phoenix

STL

St. Louis

$326 Roundtrip, found 1 day ago

$326

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Aug 6 from Phoenix to St. Louis, returning Sun, Aug 17, priced at $326 found 1 day ago

Thu, Aug 7 - Fri, Aug 15

PHX

Phoenix

STL

St. Louis

$354 Roundtrip, found 1 day ago

$354

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Phoenix to St. Louis, returning Fri, Aug 15, priced at $354 found 1 day ago

Thu, Aug 7 - Sun, Aug 17

PHX

Phoenix

STL

St. Louis

$376 Roundtrip, found 1 day ago

$376

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Phoenix to St. Louis, returning Sun, Aug 17, priced at $376 found 1 day ago

Wed, Aug 6 - Thu, Aug 14

PHX

Phoenix

STL

St. Louis

$381 Roundtrip, found 1 day ago

$381

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Aug 6 from Phoenix to St. Louis, returning Thu, Aug 14, priced at $381 found 1 day ago