Cheap Frontier Airlines flights St. Louis (STL) to Pittsburgh (PIT)

Cheap Frontier Airlines flights St. Louis (STL) to Pittsburgh (PIT)

Prices were available within the past 7 days and start at for one-way flights and $190 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 6 - Mon, Jun 8

STL

St. Louis

PIT

Pittsburgh

$190 Roundtrip, found 2 days ago

$190

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Jun 6 from St. Louis to Pittsburgh, returning Mon, Jun 8, priced at $190 found 2 days ago

Tue, Jun 2 - Sat, Jun 6

STL

St. Louis

PIT

Pittsburgh

$211 Roundtrip, found 2 days ago

$211

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jun 2 from St. Louis to Pittsburgh, returning Sat, Jun 6, priced at $211 found 2 days ago

Thu, Jun 4 - Sat, Jun 6

STL

St. Louis

PIT

Pittsburgh

$235 Roundtrip, found 2 days ago

$235

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jun 4 from St. Louis to Pittsburgh, returning Sat, Jun 6, priced at $235 found 2 days ago

Tue, Jun 2 - Sun, Jun 7

STL

St. Louis

PIT

Pittsburgh

$256 Roundtrip, found 2 days ago

$256

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jun 2 from St. Louis to Pittsburgh, returning Sun, Jun 7, priced at $256 found 2 days ago

Thu, Jun 4 - Sun, Jun 7

STL

St. Louis

PIT

Pittsburgh

$280 Roundtrip, found 2 days ago

$280

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jun 4 from St. Louis to Pittsburgh, returning Sun, Jun 7, priced at $280 found 2 days ago