Flights from Chicago to Central Illinois

Cheapest flights from Chicago

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.

Thu, Aug 14 - Sat, Aug 23

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$179 Roundtrip, found 4 days ago

$179

Roundtrip

found 4 days ago

Select Southern Airways Express flight, departing Thu, Aug 14 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, Aug 23, priced at $179 found 4 days ago

Sat, Aug 16 - Sat, Aug 16

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$188 Roundtrip, found 4 days ago

$188

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Aug 16 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, Aug 16, priced at $188 found 4 days ago

Thu, Aug 14 - Thu, Aug 21

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$196 Roundtrip, found 4 days ago

$196

Roundtrip

found 4 days ago

Select Southern Airways Express flight, departing Thu, Aug 14 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Aug 21, priced at $196 found 4 days ago

Tue, Aug 12 - Thu, Aug 14

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$198 Roundtrip, found 4 days ago

$198

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Tue, Aug 12 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Aug 14, priced at $198 found 4 days ago

Thu, Aug 14 - Fri, Aug 15

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$207 Roundtrip, found 4 days ago

$207

Roundtrip

found 4 days ago

Select Southern Airways Express flight, departing Thu, Aug 14 from O'Hare Intl. to Lambert-St. Louis Intl., returning Fri, Aug 15, priced at $207 found 4 days ago

Thu, Aug 7 - Sun, Aug 10

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$208 Roundtrip, found 4 days ago

$208

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 10, priced at $208 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$213 Roundtrip, found 4 days ago

$213

Roundtrip

found 4 days ago

Select Southern Airways Express flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $213 found 4 days ago

Tue, Aug 12 - Fri, Aug 15

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$217 Roundtrip, found 4 days ago

$217

Roundtrip

found 4 days ago

Select Southern Airways Express flight, departing Tue, Aug 12 from O'Hare Intl. to Lambert-St. Louis Intl., returning Fri, Aug 15, priced at $217 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$219 Roundtrip, found 4 days ago

$219

Roundtrip

found 4 days ago

Select Southern Airways Express flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $219 found 4 days ago

Thu, Aug 7 - Fri, Aug 8

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$227 Roundtrip, found 4 days ago

$227

Roundtrip

found 4 days ago

Select Southern Airways Express flight, departing Thu, Aug 7 from O'Hare Intl. to Lambert-St. Louis Intl., returning Fri, Aug 8, priced at $227 found 4 days ago

Thu, Aug 7 - Sat, Aug 9

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$238 Roundtrip, found 4 days ago

$238

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, Aug 9, priced at $238 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$246 Roundtrip, found 4 days ago

$246

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $246 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$284 Roundtrip, found 4 days ago

$284

Roundtrip

found 4 days ago

Select American Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $284 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$294 Roundtrip, found 4 days ago

$294

Roundtrip

found 4 days ago

Select American Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $294 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$303 Roundtrip, found 4 days ago

$303

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $303 found 4 days ago

Thu, Aug 14 - Thu, Aug 14

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$309 Roundtrip, found 4 days ago

$309

Roundtrip

found 4 days ago

Select Southern Airways Express flight, departing Thu, Aug 14 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Aug 14, priced at $309 found 4 days ago

Sat, Aug 16 - Mon, Aug 18

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$314 Roundtrip, found 4 days ago

$314

Roundtrip

found 4 days ago

Select American Airlines flight, departing Sat, Aug 16 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Aug 18, priced at $314 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$361 Roundtrip, found 4 days ago

$361

Roundtrip

found 4 days ago

Select American Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $361 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$361 Roundtrip, found 4 days ago

$361

Roundtrip

found 4 days ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $361 found 4 days ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

STL

Lambert-St. Louis Intl.

$381 Roundtrip, found 4 days ago

$381

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Aug 15 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Aug 17, priced at $381 found 4 days ago