$152 Cheap Frontier Airlines flights Detroit (DTW) to St. Louis (STL)

$152 Cheap Frontier Airlines flights Detroit (DTW) to St. Louis (STL)

Prices were available within the past 7 days and start at $152 for one-way flights and $193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jan 1 - Mon, Jan 5

DTW

Detroit

STL

St. Louis

$193 Roundtrip, found 6 hours ago

$193

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Thu, Jan 1 from Detroit to St. Louis, returning Mon, Jan 5, priced at $193 found 6 hours ago

Thu, Jan 1 - Fri, Jan 2

DTW

Detroit

STL

St. Louis

$223 Roundtrip, found 6 hours ago

$223

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Thu, Jan 1 from Detroit to St. Louis, returning Fri, Jan 2, priced at $223 found 6 hours ago

Wed, Dec 31 - Thu, Jan 1

DTW

Detroit

STL

St. Louis

$262 Roundtrip, found 6 hours ago

$262

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Wed, Dec 31 from Detroit to St. Louis, returning Thu, Jan 1, priced at $262 found 6 hours ago

Thu, Jan 1 - Sat, Jan 3

DTW

Detroit

STL

St. Louis

$288 Roundtrip, found 6 hours ago

$288

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Thu, Jan 1 from Detroit to St. Louis, returning Sat, Jan 3, priced at $288 found 6 hours ago

Wed, Dec 31 - Fri, Jan 2

DTW

Detroit

STL

St. Louis

$292 Roundtrip, found 6 hours ago

$292

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Wed, Dec 31 from Detroit to St. Louis, returning Fri, Jan 2, priced at $292 found 6 hours ago

Mon, Dec 29 - Thu, Jan 1

DTW

Detroit

STL

St. Louis

$302 Roundtrip, found 6 hours ago

$302

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, Dec 29 from Detroit to St. Louis, returning Thu, Jan 1, priced at $302 found 6 hours ago

Tue, Dec 30 - Sat, Jan 3

DTW

Detroit

STL

St. Louis

$321 Roundtrip, found 6 hours ago

$321

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Tue, Dec 30 from Detroit to St. Louis, returning Sat, Jan 3, priced at $321 found 6 hours ago