$141 Cheap Frontier Airlines flights Chicago (ORD) to San Francisco (SFO)

$141 Cheap Frontier Airlines flights Chicago (ORD) to San Francisco (SFO)

Prices were available within the past 7 days and start at $141 for one-way flights and $307 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jun 16 - Mon, Jun 22

ORD

Chicago

SFO

San Francisco

$307 Roundtrip, found 9 hours ago

$307

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Jun 16 from Chicago to San Francisco, returning Mon, Jun 22, priced at $307 found 9 hours ago

Tue, Jun 16 - Mon, Jun 22

ORD

Chicago

SFO

San Francisco

$319 Roundtrip, found 9 hours ago

$319

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Jun 16 from Chicago to San Francisco, returning Mon, Jun 22, priced at $319 found 9 hours ago

Tue, Jun 16 - Mon, Jun 22

ORD

Chicago

SFO

San Francisco

$349 Roundtrip, found 9 hours ago

$349

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Jun 16 from Chicago to San Francisco, returning Mon, Jun 22, priced at $349 found 9 hours ago

Tue, Jun 16 - Mon, Jun 22

ORD

Chicago

SFO

San Francisco

$373 Roundtrip, found 9 hours ago

$373

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Jun 16 from Chicago to San Francisco, returning Mon, Jun 22, priced at $373 found 9 hours ago

Tue, Jun 16 - Mon, Jun 22

ORD

Chicago

SFO

San Francisco

$377 Roundtrip, found 9 hours ago

$377

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Jun 16 from Chicago to San Francisco, returning Mon, Jun 22, priced at $377 found 9 hours ago

Tue, Jun 16 - Mon, Jun 22

ORD

Chicago

SFO

San Francisco

$403 Roundtrip, found 9 hours ago

$403

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Jun 16 from Chicago to San Francisco, returning Mon, Jun 22, priced at $403 found 9 hours ago