$131 Cheap Frontier Airlines flights Chicago (MDW) to San Francisco (SFO)

$131 Cheap Frontier Airlines flights Chicago (MDW) to San Francisco (SFO)

Prices were available within the past 7 days and start at $131 for one-way flights and $210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 31 - Tue, Jun 3

MDW

Chicago

SFO

San Francisco

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, May 31 from Chicago to San Francisco, returning Tue, Jun 3, priced at $210 found 1 day ago

Sat, May 31 - Thu, Jun 5

MDW

Chicago

SFO

San Francisco

$220 Roundtrip, found 1 day ago

$220

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, May 31 from Chicago to San Francisco, returning Thu, Jun 5, priced at $220 found 1 day ago

Sat, May 31 - Sat, Jun 7

MDW

Chicago

SFO

San Francisco

$230 Roundtrip, found 1 day ago

$230

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, May 31 from Chicago to San Francisco, returning Sat, Jun 7, priced at $230 found 1 day ago

Sat, May 31 - Fri, Jun 6

MDW

Chicago

SFO

San Francisco

$231 Roundtrip, found 1 day ago

$231

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, May 31 from Chicago to San Francisco, returning Fri, Jun 6, priced at $231 found 1 day ago

Sat, May 31 - Wed, Jun 11

MDW

Chicago

SFO

San Francisco

$240 Roundtrip, found 1 day ago

$240

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, May 31 from Chicago to San Francisco, returning Wed, Jun 11, priced at $240 found 1 day ago

Thu, May 29 - Fri, Jun 6

MDW

Chicago

SFO

San Francisco

$241 Roundtrip, found 1 day ago

$241

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, May 29 from Chicago to San Francisco, returning Fri, Jun 6, priced at $241 found 1 day ago