Flights from San Francisco to Prospect Heights

Cheapest flights from San Francisco

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.

Tue, Aug 12 - Sat, Aug 16

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$197 Roundtrip, found 4 days ago

$197

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Sat, Aug 16, priced at $197 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$197 Roundtrip, found 4 days ago

$197

Roundtrip

found 4 days ago

Select United flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Tue, Aug 19, priced at $197 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$197 Roundtrip, found 4 days ago

$197

Roundtrip

found 4 days ago

Select American Airlines flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Tue, Aug 19, priced at $197 found 4 days ago

Mon, Aug 11 - Sat, Aug 16

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$207 Roundtrip, found 4 days ago

$207

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Mon, Aug 11 from San Francisco Intl. to O'Hare Intl., returning Sat, Aug 16, priced at $207 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$217 Roundtrip, found 4 days ago

$217

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Tue, Aug 19, priced at $217 found 4 days ago

Mon, Aug 11 - Mon, Aug 18

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$217 Roundtrip, found 4 days ago

$217

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Mon, Aug 11 from San Francisco Intl. to O'Hare Intl., returning Mon, Aug 18, priced at $217 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$227 Roundtrip, found 4 days ago

$227

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Tue, Aug 19, priced at $227 found 4 days ago

Sat, Aug 9 - Sat, Aug 16

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$237 Roundtrip, found 4 days ago

$237

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Sat, Aug 9 from San Francisco Intl. to O'Hare Intl., returning Sat, Aug 16, priced at $237 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$242 Roundtrip, found 4 days ago

$242

Roundtrip

found 4 days ago

Select United flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Tue, Aug 19, priced at $242 found 4 days ago

Sun, Aug 10 - Sat, Aug 16

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$243 Roundtrip, found 4 days ago

$243

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Sun, Aug 10 from San Francisco Intl. to O'Hare Intl., returning Sat, Aug 16, priced at $243 found 4 days ago

Tue, Aug 12 - Wed, Aug 20

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$247 Roundtrip, found 4 days ago

$247

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Wed, Aug 20, priced at $247 found 4 days ago

Sat, Aug 9 - Mon, Aug 18

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$247 Roundtrip, found 4 days ago

$247

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Sat, Aug 9 from San Francisco Intl. to O'Hare Intl., returning Mon, Aug 18, priced at $247 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$251 Roundtrip, found 4 days ago

$251

Roundtrip

found 4 days ago

Select United flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Tue, Aug 19, priced at $251 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$252 Roundtrip, found 4 days ago

$252

Roundtrip

found 4 days ago

Select American Airlines flight, departing Tue, Aug 12 from San Francisco Intl. to O'Hare Intl., returning Tue, Aug 19, priced at $252 found 4 days ago

Sun, Aug 10 - Mon, Aug 18

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$253 Roundtrip, found 4 days ago

$253

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Sun, Aug 10 from San Francisco Intl. to O'Hare Intl., returning Mon, Aug 18, priced at $253 found 4 days ago

Sat, Aug 9 - Wed, Aug 20

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$257 Roundtrip, found 4 days ago

$257

Roundtrip

found 4 days ago

Select Delta flight, departing Sat, Aug 9 from San Francisco Intl. to O'Hare Intl., returning Wed, Aug 20, priced at $257 found 4 days ago

Tue, Jul 1 - Sun, Jul 6

SFO

San Francisco Intl.

ORD

O'Hare Intl.

$361 Roundtrip, found 1 day ago

$361

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 1 from San Francisco Intl. to O'Hare Intl., returning Sun, Jul 6, priced at $361 found 1 day ago

Sun, Feb 8 - Fri, Feb 13

SJC

Norman Y. Mineta San Jose Intl.

ORD

O'Hare Intl.

$443 Roundtrip, found 1 day ago

$443

Roundtrip

found 1 day ago

Select United flight, departing Sun, Feb 8 from Norman Y. Mineta San Jose Intl. to O'Hare Intl., returning Fri, Feb 13, priced at $443 found 1 day ago

Sun, Feb 8 - Fri, Feb 13

SJC

Norman Y. Mineta San Jose Intl.

MDW

Midway Intl.

$453 Roundtrip, found 1 day ago

$453

Roundtrip

found 1 day ago

Select Delta flight, departing Sun, Feb 8 from Norman Y. Mineta San Jose Intl. to Midway Intl., returning Fri, Feb 13, priced at $453 found 1 day ago

Sun, May 3 - Fri, May 8

SFO

San Francisco Intl.

MDW

Midway Intl.

$613 Roundtrip, found 1 day ago

$613

Roundtrip

found 1 day ago

Select Delta flight, departing Sun, May 3 from San Francisco Intl. to Midway Intl., returning Fri, May 8, priced at $613 found 1 day ago