Flights from Northern Illinois

Cheapest flights from Northern Illinois

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.

Wed, Jun 3 - Sat, Jun 6

ORD

O'Hare Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$72 Roundtrip, found 4 hours ago

$72

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Wed, Jun 3 from O'Hare Intl. to Fort Lauderdale - Hollywood Intl., returning Sat, Jun 6, priced at $72 found 4 hours ago

Sat, Apr 25 - Thu, Apr 30

ORD

O'Hare Intl.

MIA

Miami Intl.

$80 Roundtrip, found 1 day ago

$80

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Apr 25 from O'Hare Intl. to Miami Intl., returning Thu, Apr 30, priced at $80 found 1 day ago

Mon, Jun 1 - Mon, Jun 1

ORD

O'Hare Intl.

MIA

Miami Intl.

$82 Roundtrip, found 3 hours ago

$82

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Mon, Jun 1 from O'Hare Intl. to Miami Intl., returning Mon, Jun 1, priced at $82 found 3 hours ago

Sun, May 10 - Sun, May 17

ORD

O'Hare Intl.

TPA

Tampa Intl.

$98 Roundtrip, found 4 days ago

$98

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, May 10 from O'Hare Intl. to Tampa Intl., returning Sun, May 17, priced at $98 found 4 days ago

Sun, Apr 19 - Thu, Apr 30

ORD

O'Hare Intl.

RSW

Southwest Florida Intl.

$98 Roundtrip, found 3 days ago

$98

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Apr 19 from O'Hare Intl. to Southwest Florida Intl., returning Thu, Apr 30, priced at $98 found 3 days ago

Mon, Apr 13 - Fri, Apr 17

ORD

O'Hare Intl.

MCO

Orlando Intl.

$98 Roundtrip, found 3 days ago

$98

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Apr 13 from O'Hare Intl. to Orlando Intl., returning Fri, Apr 17, priced at $98 found 3 days ago

Thu, Apr 23 - Mon, May 4

ORD

O'Hare Intl.

PHX

Sky Harbor Intl.

$101 Roundtrip, found 2 days ago

$101

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Apr 23 from O'Hare Intl. to Sky Harbor Intl., returning Mon, May 4, priced at $101 found 2 days ago

Sat, Apr 25 - Sat, May 2

ORD

O'Hare Intl.

LAS

Harry Reid Intl.

$121 Roundtrip, found 13 hours ago

$121

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Sat, Apr 25 from O'Hare Intl. to Harry Reid Intl., returning Sat, May 2, priced at $121 found 13 hours ago

Tue, May 19 - Tue, May 26

ORD

O'Hare Intl.

LAX

Los Angeles Intl.

$122 Roundtrip, found 2 days ago

$122

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, May 19 from O'Hare Intl. to Los Angeles Intl., returning Tue, May 26, priced at $122 found 2 days ago

Tue, May 5 - Tue, May 5

ORD

O'Hare Intl.

TPA

Tampa Intl.

$169 Roundtrip, found 11 hours ago

$169

Roundtrip

found 11 hours ago

Select United flight, departing Tue, May 5 from O'Hare Intl. to Tampa Intl., returning Tue, May 5, priced at $169 found 11 hours ago

Tue, May 5 - Wed, May 6

ORD

O'Hare Intl.

TPA

Tampa Intl.

$169 Roundtrip, found 20 hours ago

$169

Roundtrip

found 20 hours ago

Select Southwest Airlines flight, departing Tue, May 5 from O'Hare Intl. to Tampa Intl., returning Wed, May 6, priced at $169 found 20 hours ago

Tue, May 5 - Wed, May 6

ORD

O'Hare Intl.

TPA

Tampa Intl.

$169 Roundtrip, found 20 hours ago

$169

Roundtrip

found 20 hours ago

Select American Airlines flight, departing Tue, May 5 from O'Hare Intl. to Tampa Intl., returning Wed, May 6, priced at $169 found 20 hours ago

Sun, May 24 - Tue, Jun 9

ORD

O'Hare Intl.

SFO

San Francisco Intl.

$185 Roundtrip, found 3 days ago

$185

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, May 24 from O'Hare Intl. to San Francisco Intl., returning Tue, Jun 9, priced at $185 found 3 days ago

Tue, Jun 2 - Wed, Jun 10

ORD

O'Hare Intl.

MCO

Orlando Intl.

$197 Roundtrip, found 11 hours ago

$197

Roundtrip

found 11 hours ago

Select Delta flight, departing Tue, Jun 2 from O'Hare Intl. to Orlando Intl., returning Wed, Jun 10, priced at $197 found 11 hours ago

Mon, Jul 20 - Tue, Jul 28

ORD

O'Hare Intl.

LAS

Harry Reid Intl.

$247 Roundtrip, found 17 hours ago

$247

Roundtrip

found 17 hours ago

Select Alaska Airlines flight, departing Mon, Jul 20 from O'Hare Intl. to Harry Reid Intl., returning Tue, Jul 28, priced at $247 found 17 hours ago

Mon, Jun 29 - Sat, Jul 4

MLI

Quad City Intl.

LAS

Harry Reid Intl.

$305 Roundtrip, found 4 days ago

$305

Roundtrip

found 4 days ago

Select American Airlines flight, departing Mon, Jun 29 from Quad City Intl. to Harry Reid Intl., returning Sat, Jul 4, priced at $305 found 4 days ago

Sun, Apr 19 - Fri, May 1

MLI

Quad City Intl.

LAX

Los Angeles Intl.

$394 Roundtrip, found 1 day ago

$394

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Apr 19 from Quad City Intl. to Los Angeles Intl., returning Fri, May 1, priced at $394 found 1 day ago

Sun, Aug 2 - Sat, Aug 8

ORD

O'Hare Intl.

MEX

Mexico City Intl.

$397 Roundtrip, found 5 days ago

$397

Roundtrip

found 5 days ago

Select Delta flight, departing Sun, Aug 2 from O'Hare Intl. to Mexico City Intl., returning Sat, Aug 8, priced at $397 found 5 days ago

Fri, May 22 - Sun, May 24

MLI

Quad City Intl.

SFO

San Francisco Intl.

$410 Roundtrip, found 1 day ago

$410

Roundtrip

found 1 day ago

Select United flight, departing Fri, May 22 from Quad City Intl. to San Francisco Intl., returning Sun, May 24, priced at $410 found 1 day ago

Sun, Apr 5 - Thu, Apr 9

RFD

Greater Rockford

LAS

Harry Reid Intl.

$646 Roundtrip, found 3 days ago

$646

Roundtrip

found 3 days ago

Select American Airlines flight, departing Sun, Apr 5 from Greater Rockford to Harry Reid Intl., returning Thu, Apr 9, priced at $646 found 3 days ago