Cheap Frontier Airlines flights Chicago (ORD) to San Diego (SAN)

Cheap Frontier Airlines flights Chicago (ORD) to San Diego (SAN)

Prices were available within the past 7 days and start at for one-way flights and $158 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Feb 9 - Thu, Feb 19

ORD

Chicago

SAN

San Diego

$158 Roundtrip, found 6 days ago

$158

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Feb 9 from Chicago to San Diego, returning Thu, Feb 19, priced at $158 found 6 days ago

Thu, Feb 12 - Thu, Feb 19

ORD

Chicago

SAN

San Diego

$226 Roundtrip, found 6 days ago

$226

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Feb 12 from Chicago to San Diego, returning Thu, Feb 19, priced at $226 found 6 days ago

Thu, Jan 1 - Fri, Jan 2

ORD

Chicago

SAN

San Diego

$328 Roundtrip, found 1 day ago

$328

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jan 1 from Chicago to San Diego, returning Fri, Jan 2, priced at $328 found 1 day ago

Thu, Jan 1 - Sat, Jan 3

ORD

Chicago

SAN

San Diego

$373 Roundtrip, found 1 day ago

$373

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jan 1 from Chicago to San Diego, returning Sat, Jan 3, priced at $373 found 1 day ago

Wed, Dec 31 - Thu, Jan 1

ORD

Chicago

SAN

San Diego

$377 Roundtrip, found 1 day ago

$377

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Dec 31 from Chicago to San Diego, returning Thu, Jan 1, priced at $377 found 1 day ago

Mon, Dec 29 - Thu, Jan 1

ORD

Chicago

SAN

San Diego

$397 Roundtrip, found 1 day ago

$397

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 29 from Chicago to San Diego, returning Thu, Jan 1, priced at $397 found 1 day ago

Wed, Dec 31 - Mon, Jan 5

ORD

Chicago

SAN

San Diego

$423 Roundtrip, found 1 day ago

$423

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Dec 31 from Chicago to San Diego, returning Mon, Jan 5, priced at $423 found 1 day ago

Wed, Dec 31 - Fri, Jan 2

ORD

Chicago

SAN

San Diego

$437 Roundtrip, found 1 day ago

$437

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Dec 31 from Chicago to San Diego, returning Fri, Jan 2, priced at $437 found 1 day ago

Mon, Dec 29 - Mon, Jan 5

ORD

Chicago

SAN

San Diego

$443 Roundtrip, found 1 day ago

$443

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 29 from Chicago to San Diego, returning Mon, Jan 5, priced at $443 found 1 day ago

Mon, Dec 29 - Fri, Jan 2

ORD

Chicago

SAN

San Diego

$457 Roundtrip, found 1 day ago

$457

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 29 from Chicago to San Diego, returning Fri, Jan 2, priced at $457 found 1 day ago