$86 Cheap Frontier Airlines flights Newark Liberty Intl. Airport (EWR) to St. Louis (STL)

$86 Cheap Frontier Airlines flights Newark Liberty Intl. Airport (EWR) to St. Louis (STL)

Prices were available within the past 7 days and start at $86 for one-way flights and $149 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jan 27 - Tue, Feb 3

EWR

New York

STL

St. Louis

$149 Roundtrip, found 2 days ago

$149

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jan 27 from New York to St. Louis, returning Tue, Feb 3, priced at $149 found 2 days ago

Thu, Jan 22 - Tue, Feb 3

EWR

New York

STL

St. Louis

$155 Roundtrip, found 4 days ago

$155

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Jan 22 from New York to St. Louis, returning Tue, Feb 3, priced at $155 found 4 days ago

Thu, Jan 22 - Tue, Jan 27

EWR

New York

STL

St. Louis

$166 Roundtrip, found 4 days ago

$166

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Jan 22 from New York to St. Louis, returning Tue, Jan 27, priced at $166 found 4 days ago

Fri, Jan 30 - Tue, Feb 3

EWR

New York

STL

St. Louis

$169 Roundtrip, found 2 days ago

$169

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Jan 30 from New York to St. Louis, returning Tue, Feb 3, priced at $169 found 2 days ago

Wed, Jan 21 - Thu, Jan 22

EWR

New York

STL

St. Louis

$172 Roundtrip, found 4 days ago

$172

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, Jan 21 from New York to St. Louis, returning Thu, Jan 22, priced at $172 found 4 days ago

Tue, Jan 27 - Thu, Feb 5

EWR

New York

STL

St. Louis

$180 Roundtrip, found 2 days ago

$180

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jan 27 from New York to St. Louis, returning Thu, Feb 5, priced at $180 found 2 days ago

Wed, Apr 1 - Tue, Apr 7

EWR

New York

STL

St. Louis

$185 Roundtrip, found 1 day ago

$185

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Apr 1 from New York to St. Louis, returning Tue, Apr 7, priced at $185 found 1 day ago

Thu, Jan 22 - Sun, Jan 25

EWR

New York

STL

St. Louis

$186 Roundtrip, found 4 days ago

$186

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Jan 22 from New York to St. Louis, returning Sun, Jan 25, priced at $186 found 4 days ago

Sun, Jan 25 - Tue, Feb 3

EWR

New York

STL

St. Louis

$189 Roundtrip, found 2 days ago

$189

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jan 25 from New York to St. Louis, returning Tue, Feb 3, priced at $189 found 2 days ago