Flights from Lake Forest

Cheapest flights from Lake Forest

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, Jan 21 - Thu, Jan 28

ORD

O'Hare Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$98 Roundtrip, found 2 days ago

$98

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jan 21 from O'Hare Intl. to Fort Lauderdale - Hollywood Intl., returning Thu, Jan 28, priced at $98 found 2 days ago

Mon, Jan 11 - Sat, Jan 23

ORD

O'Hare Intl.

MCO

Orlando Intl.

$113 Roundtrip, found 3 days ago

$113

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Jan 11 from O'Hare Intl. to Orlando Intl., returning Sat, Jan 23, priced at $113 found 3 days ago

Tue, Dec 1 - Sat, Dec 5

ORD

O'Hare Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$117 Roundtrip, found 1 day ago

$117

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Tue, Dec 1 from O'Hare Intl. to Fort Lauderdale - Hollywood Intl., returning Sat, Dec 5, priced at $117 found 1 day ago

Thu, Jan 7 - Wed, Jan 27

ORD

O'Hare Intl.

TPA

Tampa Intl.

$123 Roundtrip, found 4 days ago

$123

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Jan 7 from O'Hare Intl. to Tampa Intl., returning Wed, Jan 27, priced at $123 found 4 days ago

Mon, Jan 25 - Thu, Jan 28

ORD

O'Hare Intl.

LAS

Harry Reid Intl.

$135 Roundtrip, found 3 days ago

$135

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Jan 25 from O'Hare Intl. to Harry Reid Intl., returning Thu, Jan 28, priced at $135 found 3 days ago

Sat, Dec 5 - Tue, Dec 8

MDW

Midway Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$152 Roundtrip, found 4 days ago

$152

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Dec 5 from Midway Intl. to Fort Lauderdale - Hollywood Intl., returning Tue, Dec 8, priced at $152 found 4 days ago

Sun, Jan 31 - Wed, Feb 17

MDW

Midway Intl.

MCO

Orlando Intl.

$159 Roundtrip, found 2 days ago

$159

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jan 31 from Midway Intl. to Orlando Intl., returning Wed, Feb 17, priced at $159 found 2 days ago

Sat, Dec 5 - Tue, Dec 8

MDW

Midway Intl.

MIA

Miami Intl.

$182 Roundtrip, found 2 days ago

$182

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Dec 5 from Midway Intl. to Miami Intl., returning Tue, Dec 8, priced at $182 found 2 days ago

Tue, Jan 12 - Sat, Jan 30

ORD

O'Hare Intl.

MIA

Miami Intl.

$182 Roundtrip, found 1 day ago

$182

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jan 12 from O'Hare Intl. to Miami Intl., returning Sat, Jan 30, priced at $182 found 1 day ago

Thu, Dec 3 - Fri, Dec 4

ORD

O'Hare Intl.

RSW

Southwest Florida Intl.

$183 Roundtrip, found 4 days ago

$183

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Dec 3 from O'Hare Intl. to Southwest Florida Intl., returning Fri, Dec 4, priced at $183 found 4 days ago

Sun, Dec 6 - Fri, Dec 11

ORD

O'Hare Intl.

PHX

Sky Harbor Intl.

$202 Roundtrip, found 5 days ago

$202

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Dec 6 from O'Hare Intl. to Sky Harbor Intl., returning Fri, Dec 11, priced at $202 found 5 days ago

Mon, Jan 11 - Tue, Jan 12

MDW

Midway Intl.

TPA

Tampa Intl.

$203 Roundtrip, found 5 days ago

$203

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Jan 11 from Midway Intl. to Tampa Intl., returning Tue, Jan 12, priced at $203 found 5 days ago

Wed, Dec 2 - Thu, Dec 17

ORD

O'Hare Intl.

LAX

Los Angeles Intl.

$217 Roundtrip, found 4 days ago

$217

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, Dec 2 from O'Hare Intl. to Los Angeles Intl., returning Thu, Dec 17, priced at $217 found 4 days ago

Wed, Dec 16 - Tue, Jan 5

MDW

Midway Intl.

PHX

Sky Harbor Intl.

$246 Roundtrip, found 1 day ago

$246

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Dec 16 from Midway Intl. to Sky Harbor Intl., returning Tue, Jan 5, priced at $246 found 1 day ago

Mon, Jan 4 - Fri, Jan 8

MDW

Midway Intl.

LAS

Harry Reid Intl.

$266 Roundtrip, found 6 days ago

$266

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Jan 4 from Midway Intl. to Harry Reid Intl., returning Fri, Jan 8, priced at $266 found 6 days ago

Tue, Feb 2 - Wed, Feb 3

ORD

O'Hare Intl.

SFO

San Francisco Intl.

$295 Roundtrip, found 2 days ago

$295

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Tue, Feb 2 from O'Hare Intl. to San Francisco Intl., returning Wed, Feb 3, priced at $295 found 2 days ago

Mon, Feb 8 - Fri, Feb 19

ORD

O'Hare Intl.

MEX

Mexico City Intl.

$368 Roundtrip, found 5 days ago

$368

Roundtrip

found 5 days ago

Select Viva flight, departing Mon, Feb 8 from O'Hare Intl. to Mexico City Intl., returning Fri, Feb 19, priced at $368 found 5 days ago

Mon, Dec 21 - Fri, Dec 25

MDW

Midway Intl.

RSW

Southwest Florida Intl.

$395 Roundtrip, found 2 days ago

$395

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Dec 21 from Midway Intl. to Southwest Florida Intl., returning Fri, Dec 25, priced at $395 found 2 days ago

Tue, Jan 26 - Wed, Feb 17

ORD

O'Hare Intl.

NLU

Felipe Ángeles Intl.

$416 Roundtrip, found 1 day ago

$416

Roundtrip

found 1 day ago

Select Volaris flight, departing Tue, Jan 26 from O'Hare Intl. to Felipe Ángeles Intl., returning Wed, Feb 17, priced at $416 found 1 day ago

Tue, Feb 9 - Thu, Feb 18

MDW

Midway Intl.

MEX

Mexico City Intl.

$492 Roundtrip, found 12 hours ago

$492

Roundtrip

found 12 hours ago

Select Delta flight, departing Tue, Feb 9 from Midway Intl. to Mexico City Intl., returning Thu, Feb 18, priced at $492 found 12 hours ago