Flights from Newark to Southern Illinois

Cheapest flights from Newark

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.

Tue, Oct 14 - Tue, Oct 21

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$157 Roundtrip, found 20 hours ago

$157

Roundtrip

found 20 hours ago

Select Delta flight, departing Tue, Oct 14 from LaGuardia to Lambert-St. Louis Intl., returning Tue, Oct 21, priced at $157 found 20 hours ago

Tue, Oct 14 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$167 Roundtrip, found 20 hours ago

$167

Roundtrip

found 20 hours ago

Select Delta flight, departing Tue, Oct 14 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $167 found 20 hours ago

Tue, Oct 14 - Thu, Oct 16

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$173 Roundtrip, found 20 hours ago

$173

Roundtrip

found 20 hours ago

Select Delta flight, departing Tue, Oct 14 from LaGuardia to Lambert-St. Louis Intl., returning Thu, Oct 16, priced at $173 found 20 hours ago

Sun, Oct 12 - Tue, Oct 21

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$178 Roundtrip, found 20 hours ago

$178

Roundtrip

found 20 hours ago

Select Delta flight, departing Sun, Oct 12 from LaGuardia to Lambert-St. Louis Intl., returning Tue, Oct 21, priced at $178 found 20 hours ago

Wed, Oct 15 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$183 Roundtrip, found 20 hours ago

$183

Roundtrip

found 20 hours ago

Select Delta flight, departing Wed, Oct 15 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $183 found 20 hours ago

Sun, Oct 12 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$188 Roundtrip, found 20 hours ago

$188

Roundtrip

found 20 hours ago

Select Delta flight, departing Sun, Oct 12 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $188 found 20 hours ago

Wed, Oct 15 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$188 Roundtrip, found 20 hours ago

$188

Roundtrip

found 20 hours ago

Select American Airlines flight, departing Wed, Oct 15 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $188 found 20 hours ago

Sun, Aug 17 - Mon, Aug 25

EWR

Newark Liberty Intl. Airport

STL

Lambert-St. Louis Intl.

$194 Roundtrip, found 5 days ago

$194

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Aug 17 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Mon, Aug 25, priced at $194 found 5 days ago

Thu, Oct 16 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$199 Roundtrip, found 20 hours ago

$199

Roundtrip

found 20 hours ago

Select American Airlines flight, departing Thu, Oct 16 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $199 found 20 hours ago

Tue, Oct 14 - Fri, Oct 17

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$200 Roundtrip, found 20 hours ago

$200

Roundtrip

found 20 hours ago

Select Delta flight, departing Tue, Oct 14 from LaGuardia to Lambert-St. Louis Intl., returning Fri, Oct 17, priced at $200 found 20 hours ago

Wed, Oct 15 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$209 Roundtrip, found 20 hours ago

$209

Roundtrip

found 20 hours ago

Select United flight, departing Wed, Oct 15 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $209 found 20 hours ago

Wed, Oct 15 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$209 Roundtrip, found 20 hours ago

$209

Roundtrip

found 20 hours ago

Select Delta flight, departing Wed, Oct 15 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $209 found 20 hours ago

Wed, Oct 15 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$210 Roundtrip, found 20 hours ago

$210

Roundtrip

found 20 hours ago

Select American Airlines flight, departing Wed, Oct 15 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $210 found 20 hours ago

Wed, Oct 15 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$211 Roundtrip, found 20 hours ago

$211

Roundtrip

found 20 hours ago

Select American Airlines flight, departing Wed, Oct 15 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $211 found 20 hours ago

Wed, Oct 15 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$213 Roundtrip, found 20 hours ago

$213

Roundtrip

found 20 hours ago

Select Delta flight, departing Wed, Oct 15 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $213 found 20 hours ago

Thu, Oct 16 - Fri, Oct 17

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$216 Roundtrip, found 20 hours ago

$216

Roundtrip

found 20 hours ago

Select Delta flight, departing Thu, Oct 16 from LaGuardia to Lambert-St. Louis Intl., returning Fri, Oct 17, priced at $216 found 20 hours ago

Thu, Oct 2 - Mon, Oct 6

EWR

Newark Liberty Intl. Airport

STL

Lambert-St. Louis Intl.

$217 Roundtrip, found 3 days ago

$217

Roundtrip

found 3 days ago

Select United flight, departing Thu, Oct 2 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Mon, Oct 6, priced at $217 found 3 days ago

Wed, Oct 15 - Sat, Oct 18

LGA

LaGuardia

STL

Lambert-St. Louis Intl.

$218 Roundtrip, found 20 hours ago

$218

Roundtrip

found 20 hours ago

Select American Airlines flight, departing Wed, Oct 15 from LaGuardia to Lambert-St. Louis Intl., returning Sat, Oct 18, priced at $218 found 20 hours ago

Thu, Oct 2 - Mon, Oct 6

EWR

Newark Liberty Intl. Airport

STL

Lambert-St. Louis Intl.

$223 Roundtrip, found 3 days ago

$223

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Oct 2 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Mon, Oct 6, priced at $223 found 3 days ago

Thu, Aug 14 - Thu, Aug 21

JFK

John F. Kennedy Intl.

STL

Lambert-St. Louis Intl.

$248 Roundtrip, found 5 days ago

$248

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Aug 14 from John F. Kennedy Intl. to Lambert-St. Louis Intl., returning Thu, Aug 21, priced at $248 found 5 days ago