$114 Cheap Frontier Airlines flights Houston (IAH) to St. Louis (STL)

$114 Cheap Frontier Airlines flights Houston (IAH) to St. Louis (STL)

Prices were available within the past 7 days and start at $114 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 17 - Wed, Jun 24

IAH

Houston

STL

St. Louis

$228 Roundtrip, just found

$228

Roundtrip

just found

Select Frontier Airlines flight, departing Wed, Jun 17 from Houston to St. Louis, returning Wed, Jun 24, priced at $228 just found

Thu, Jun 4 - Thu, Jun 11

IAH

Houston

STL

St. Louis

$259 Roundtrip, found 2 days ago

$259

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jun 4 from Houston to St. Louis, returning Thu, Jun 11, priced at $259 found 2 days ago

Wed, Jun 17 - Wed, Jun 24

IAH

Houston

STL

St. Louis

$268 Roundtrip, just found

$268

Roundtrip

just found

Select Frontier Airlines flight, departing Wed, Jun 17 from Houston to St. Louis, returning Wed, Jun 24, priced at $268 just found

Thu, Jun 4 - Fri, Jun 5

IAH

Houston

STL

St. Louis

$278 Roundtrip, found 2 days ago

$278

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jun 4 from Houston to St. Louis, returning Fri, Jun 5, priced at $278 found 2 days ago

Thu, Jun 4 - Sun, Jun 7

IAH

Houston

STL

St. Louis

$299 Roundtrip, found 2 days ago

$299

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jun 4 from Houston to St. Louis, returning Sun, Jun 7, priced at $299 found 2 days ago

Sun, Jun 7 - Thu, Jun 11

IAH

Houston

STL

St. Louis

$309 Roundtrip, found 2 days ago

$309

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jun 7 from Houston to St. Louis, returning Thu, Jun 11, priced at $309 found 2 days ago