$78 Cheap Frontier Airlines flights Miami (MIA) to St. Louis (STL)

$78 Cheap Frontier Airlines flights Miami (MIA) to St. Louis (STL)

Prices were available within the past 7 days and start at $78 for one-way flights and $276 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 18 - Tue, Dec 30

MIA

Miami

STL

St. Louis

$276 Roundtrip, found 1 day ago

$276

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Dec 18 from Miami to St. Louis, returning Tue, Dec 30, priced at $276 found 1 day ago

Tue, Dec 23 - Tue, Dec 30

MIA

Miami

STL

St. Louis

$280 Roundtrip, found 1 day ago

$280

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Dec 23 from Miami to St. Louis, returning Tue, Dec 30, priced at $280 found 1 day ago

Sun, Dec 21 - Tue, Dec 30

MIA

Miami

STL

St. Louis

$310 Roundtrip, found 1 day ago

$310

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Dec 21 from Miami to St. Louis, returning Tue, Dec 30, priced at $310 found 1 day ago

Mon, Dec 22 - Tue, Dec 30

MIA

Miami

STL

St. Louis

$340 Roundtrip, found 1 day ago

$340

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 22 from Miami to St. Louis, returning Tue, Dec 30, priced at $340 found 1 day ago

Thu, Dec 18 - Sat, Dec 27

MIA

Miami

STL

St. Louis

$342 Roundtrip, found 1 day ago

$342

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Dec 18 from Miami to St. Louis, returning Sat, Dec 27, priced at $342 found 1 day ago

Tue, Dec 23 - Sat, Dec 27

MIA

Miami

STL

St. Louis

$346 Roundtrip, found 1 day ago

$346

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Dec 23 from Miami to St. Louis, returning Sat, Dec 27, priced at $346 found 1 day ago

Tue, Dec 23 - Thu, Dec 25

MIA

Miami

STL

St. Louis

$370 Roundtrip, found 1 day ago

$370

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Dec 23 from Miami to St. Louis, returning Thu, Dec 25, priced at $370 found 1 day ago

Sun, Dec 21 - Sat, Dec 27

MIA

Miami

STL

St. Louis

$376 Roundtrip, found 1 day ago

$376

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Dec 21 from Miami to St. Louis, returning Sat, Dec 27, priced at $376 found 1 day ago

Sun, Dec 21 - Thu, Dec 25

MIA

Miami

STL

St. Louis

$400 Roundtrip, found 1 day ago

$400

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Dec 21 from Miami to St. Louis, returning Thu, Dec 25, priced at $400 found 1 day ago

Mon, Dec 22 - Sat, Dec 27

MIA

Miami

STL

St. Louis

$406 Roundtrip, found 1 day ago

$406

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 22 from Miami to St. Louis, returning Sat, Dec 27, priced at $406 found 1 day ago