$102 Cheap Frontier Airlines flights San Diego (SAN) to Chicago (ORD)

$102 Cheap Frontier Airlines flights San Diego (SAN) to Chicago (ORD)

Prices were available within the past 7 days and start at $102 for one-way flights and $149 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 4 - Sat, Jul 12

SAN

San Diego

ORD

Chicago

$149 Roundtrip, found 23 hours ago

$149

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Fri, Jul 4 from San Diego to Chicago, returning Sat, Jul 12, priced at $149 found 23 hours ago

Fri, Jul 4 - Mon, Jul 14

SAN

San Diego

ORD

Chicago

$165 Roundtrip, found 23 hours ago

$165

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Fri, Jul 4 from San Diego to Chicago, returning Mon, Jul 14, priced at $165 found 23 hours ago

Sun, Jun 29 - Sat, Jul 12

SAN

San Diego

ORD

Chicago

$169 Roundtrip, found 23 hours ago

$169

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Sun, Jun 29 from San Diego to Chicago, returning Sat, Jul 12, priced at $169 found 23 hours ago

Sat, Jun 28 - Sat, Jul 12

SAN

San Diego

ORD

Chicago

$180 Roundtrip, found 23 hours ago

$180

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Sat, Jun 28 from San Diego to Chicago, returning Sat, Jul 12, priced at $180 found 23 hours ago

Tue, Jul 1 - Tue, Jul 15

SAN

San Diego

ORD

Chicago

$184 Roundtrip, found 15 hours ago

$184

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Tue, Jul 1 from San Diego to Chicago, returning Tue, Jul 15, priced at $184 found 15 hours ago

Thu, Jul 3 - Sat, Jul 12

SAN

San Diego

ORD

Chicago

$184 Roundtrip, found 23 hours ago

$184

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Thu, Jul 3 from San Diego to Chicago, returning Sat, Jul 12, priced at $184 found 23 hours ago

Sun, Jun 29 - Mon, Jul 14

SAN

San Diego

ORD

Chicago

$185 Roundtrip, found 23 hours ago

$185

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Sun, Jun 29 from San Diego to Chicago, returning Mon, Jul 14, priced at $185 found 23 hours ago

Fri, Jul 4 - Tue, Jul 15

SAN

San Diego

ORD

Chicago

$186 Roundtrip, found 23 hours ago

$186

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Fri, Jul 4 from San Diego to Chicago, returning Tue, Jul 15, priced at $186 found 23 hours ago

Sun, Jun 29 - Wed, Jul 16

SAN

San Diego

ORD

Chicago

$189 Roundtrip, found 23 hours ago

$189

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Sun, Jun 29 from San Diego to Chicago, returning Wed, Jul 16, priced at $189 found 23 hours ago

Sat, Jun 28 - Mon, Jul 14

SAN

San Diego

ORD

Chicago

$196 Roundtrip, found 23 hours ago

$196

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Sat, Jun 28 from San Diego to Chicago, returning Mon, Jul 14, priced at $196 found 23 hours ago