$75 Cheap Frontier Airlines flights Houston (IAH) to St. Louis (STL)

$75 Cheap Frontier Airlines flights Houston (IAH) to St. Louis (STL)

Prices were available within the past 7 days and start at $75 for one-way flights and $150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Apr 20 - Sun, Apr 26

IAH

Houston

STL

St. Louis

$150 Roundtrip, found 3 days ago

$150

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Apr 20 from Houston to St. Louis, returning Sun, Apr 26, priced at $150 found 3 days ago

Sat, Apr 18 - Sun, Apr 26

IAH

Houston

STL

St. Louis

$170 Roundtrip, found 3 days ago

$170

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Houston to St. Louis, returning Sun, Apr 26, priced at $170 found 3 days ago

Sat, Apr 18 - Mon, Apr 27

IAH

Houston

STL

St. Louis

$190 Roundtrip, found 3 days ago

$190

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Houston to St. Louis, returning Mon, Apr 27, priced at $190 found 3 days ago

Sun, Apr 26 - Thu, Apr 30

IAH

Houston

STL

St. Louis

$191 Roundtrip, found 3 days ago

$191

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Apr 26 from Houston to St. Louis, returning Thu, Apr 30, priced at $191 found 3 days ago

Sun, Apr 26 - Sun, May 3

IAH

Houston

STL

St. Louis

$211 Roundtrip, found 3 days ago

$211

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Apr 26 from Houston to St. Louis, returning Sun, May 3, priced at $211 found 3 days ago

Sun, Apr 19 - Sun, Apr 26

IAH

Houston

STL

St. Louis

$215 Roundtrip, found 3 days ago

$215

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Apr 19 from Houston to St. Louis, returning Sun, Apr 26, priced at $215 found 3 days ago