$83 Cheap Frontier Airlines flights Newark Liberty Intl. Airport (EWR) to St. Louis (STL)

$83 Cheap Frontier Airlines flights Newark Liberty Intl. Airport (EWR) to St. Louis (STL)

Prices were available within the past 7 days and start at $83 for one-way flights and $154 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 29 - Thu, Oct 2

EWR

New York

STL

St. Louis

$154 Roundtrip, found 1 day ago

$154

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Sep 29 from New York to St. Louis, returning Thu, Oct 2, priced at $154 found 1 day ago

Sun, Sep 28 - Mon, Oct 6

EWR

New York

STL

St. Louis

$166 Roundtrip, found 4 days ago

$166

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Sep 28 from New York to St. Louis, returning Mon, Oct 6, priced at $166 found 4 days ago

Thu, Sep 25 - Thu, Oct 2

EWR

New York

STL

St. Louis

$176 Roundtrip, found 1 day ago

$176

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 25 from New York to St. Louis, returning Thu, Oct 2, priced at $176 found 1 day ago

Sun, Sep 28 - Thu, Oct 2

EWR

New York

STL

St. Louis

$196 Roundtrip, found 1 day ago

$196

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Sep 28 from New York to St. Louis, returning Thu, Oct 2, priced at $196 found 1 day ago

Mon, Sep 29 - Mon, Oct 6

EWR

New York

STL

St. Louis

$201 Roundtrip, found 1 day ago

$201

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Sep 29 from New York to St. Louis, returning Mon, Oct 6, priced at $201 found 1 day ago

Thu, Sep 25 - Sun, Oct 5

EWR

New York

STL

St. Louis

$218 Roundtrip, found 1 day ago

$218

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 25 from New York to St. Louis, returning Sun, Oct 5, priced at $218 found 1 day ago

Sun, Sep 28 - Sun, Oct 5

EWR

New York

STL

St. Louis

$238 Roundtrip, found 1 day ago

$238

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Sep 28 from New York to St. Louis, returning Sun, Oct 5, priced at $238 found 1 day ago