Flights from St. Louis to Riverhead

Cheapest flights from St. Louis

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jul 21 - Wed, Jul 23

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$151 Roundtrip, found 6 days ago

$151

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from Lambert-St. Louis Intl. to LaGuardia, returning Wed, Jul 23, priced at $151 found 6 days ago

Wed, Jul 23 - Wed, Jul 30

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$151 Roundtrip, found 6 days ago

$151

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Jul 23 from Lambert-St. Louis Intl. to LaGuardia, returning Wed, Jul 30, priced at $151 found 6 days ago

Tue, Jul 22 - Wed, Jul 30

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$161 Roundtrip, found 6 days ago

$161

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, Jul 22 from Lambert-St. Louis Intl. to LaGuardia, returning Wed, Jul 30, priced at $161 found 6 days ago

Tue, Jul 22 - Wed, Jul 23

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$163 Roundtrip, found 6 days ago

$163

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, Jul 22 from Lambert-St. Louis Intl. to LaGuardia, returning Wed, Jul 23, priced at $163 found 6 days ago

Thu, Jul 24 - Wed, Jul 30

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$171 Roundtrip, found 6 days ago

$171

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Thu, Jul 24 from Lambert-St. Louis Intl. to LaGuardia, returning Wed, Jul 30, priced at $171 found 6 days ago

Sat, Jul 26 - Wed, Jul 30

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$173 Roundtrip, found 6 days ago

$173

Roundtrip

found 6 days ago

Select Delta flight, departing Sat, Jul 26 from Lambert-St. Louis Intl. to LaGuardia, returning Wed, Jul 30, priced at $173 found 6 days ago

Mon, Jul 21 - Fri, Jul 25

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$174 Roundtrip, found 1 day ago

$174

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Mon, Jul 21 from Lambert-St. Louis Intl. to LaGuardia, returning Fri, Jul 25, priced at $174 found 1 day ago

Mon, Jul 21 - Tue, Jul 29

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$175 Roundtrip, found 6 days ago

$175

Roundtrip

found 6 days ago

Select Delta flight, departing Mon, Jul 21 from Lambert-St. Louis Intl. to LaGuardia, returning Tue, Jul 29, priced at $175 found 6 days ago

Fri, Jul 18 - Sat, Jul 26

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$181 Roundtrip, found 1 day ago

$181

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Jul 18 from Lambert-St. Louis Intl. to LaGuardia, returning Sat, Jul 26, priced at $181 found 1 day ago

Thu, Jul 24 - Sun, Jul 27

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$184 Roundtrip, found 6 days ago

$184

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Thu, Jul 24 from Lambert-St. Louis Intl. to LaGuardia, returning Sun, Jul 27, priced at $184 found 6 days ago

Tue, Jul 22 - Mon, Jul 28

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$185 Roundtrip, found 6 days ago

$185

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, Jul 22 from Lambert-St. Louis Intl. to LaGuardia, returning Mon, Jul 28, priced at $185 found 6 days ago

Fri, Jul 25 - Wed, Jul 30

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$187 Roundtrip, found 6 days ago

$187

Roundtrip

found 6 days ago

Select Delta flight, departing Fri, Jul 25 from Lambert-St. Louis Intl. to LaGuardia, returning Wed, Jul 30, priced at $187 found 6 days ago

Wed, Jul 23 - Thu, Jul 24

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$190 Roundtrip, found 6 days ago

$190

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Jul 23 from Lambert-St. Louis Intl. to LaGuardia, returning Thu, Jul 24, priced at $190 found 6 days ago

Thu, Jul 24 - Fri, Jul 25

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$191 Roundtrip, found 6 days ago

$191

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Thu, Jul 24 from Lambert-St. Louis Intl. to LaGuardia, returning Fri, Jul 25, priced at $191 found 6 days ago

Fri, Jul 18 - Fri, Jul 25

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$194 Roundtrip, found 1 day ago

$194

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Jul 18 from Lambert-St. Louis Intl. to LaGuardia, returning Fri, Jul 25, priced at $194 found 1 day ago

Mon, Jul 21 - Tue, Jul 29

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$195 Roundtrip, found 1 day ago

$195

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Mon, Jul 21 from Lambert-St. Louis Intl. to LaGuardia, returning Tue, Jul 29, priced at $195 found 1 day ago

Sat, Jul 26 - Mon, Jul 28

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$197 Roundtrip, found 6 days ago

$197

Roundtrip

found 6 days ago

Select Delta flight, departing Sat, Jul 26 from Lambert-St. Louis Intl. to LaGuardia, returning Mon, Jul 28, priced at $197 found 6 days ago

Wed, Jul 23 - Sat, Jul 26

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$268 Roundtrip, found 6 days ago

$268

Roundtrip

found 6 days ago

Select American Airlines flight, departing Wed, Jul 23 from Lambert-St. Louis Intl. to LaGuardia, returning Sat, Jul 26, priced at $268 found 6 days ago

Wed, Jul 23 - Sat, Jul 26

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$274 Roundtrip, found 6 days ago

$274

Roundtrip

found 6 days ago

Select United flight, departing Wed, Jul 23 from Lambert-St. Louis Intl. to LaGuardia, returning Sat, Jul 26, priced at $274 found 6 days ago

Thu, Jul 24 - Sat, Jul 26

STL

Lambert-St. Louis Intl.

LGA

LaGuardia

$310 Roundtrip, found 6 days ago

$310

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 24 from Lambert-St. Louis Intl. to LaGuardia, returning Sat, Jul 26, priced at $310 found 6 days ago