Flights from San Francisco to Kos

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, Jul 15 - Wed, Jul 23

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,003 Roundtrip, found 5 days ago

$1,003

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 15 from San Francisco Intl. to Kos Island Intl., returning Wed, Jul 23, priced at $1,003 found 5 days ago

Wed, Jul 16 - Wed, Jul 23

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,006 Roundtrip, found 5 days ago

$1,006

Roundtrip

found 5 days ago

Select United flight, departing Wed, Jul 16 from San Francisco Intl. to Kos Island Intl., returning Wed, Jul 23, priced at $1,006 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,008 Roundtrip, found 5 days ago

$1,008

Roundtrip

found 5 days ago

Select Swiss International Air Lines flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,008 found 5 days ago

Tue, Jul 15 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,010 Roundtrip, found 5 days ago

$1,010

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 15 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,010 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,013 Roundtrip, found 5 days ago

$1,013

Roundtrip

found 5 days ago

Select Swiss International Air Lines flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,013 found 5 days ago

Wed, Jul 16 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,014 Roundtrip, found 5 days ago

$1,014

Roundtrip

found 5 days ago

Select United flight, departing Wed, Jul 16 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,014 found 5 days ago

Tue, Jul 15 - Thu, Jul 24

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,020 Roundtrip, found 5 days ago

$1,020

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 15 from San Francisco Intl. to Kos Island Intl., returning Thu, Jul 24, priced at $1,020 found 5 days ago

Wed, Jul 16 - Thu, Jul 24

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,024 Roundtrip, found 5 days ago

$1,024

Roundtrip

found 5 days ago

Select United flight, departing Wed, Jul 16 from San Francisco Intl. to Kos Island Intl., returning Thu, Jul 24, priced at $1,024 found 5 days ago

Mon, Jul 14 - Wed, Jul 23

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,026 Roundtrip, found 5 days ago

$1,026

Roundtrip

found 5 days ago

Select United flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Wed, Jul 23, priced at $1,026 found 5 days ago

Tue, Jul 15 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,027 Roundtrip, found 5 days ago

$1,027

Roundtrip

found 5 days ago

Select Swiss International Air Lines flight, departing Tue, Jul 15 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,027 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,028 Roundtrip, found 5 days ago

$1,028

Roundtrip

found 5 days ago

Select Air Canada flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,028 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,031 Roundtrip, found 5 days ago

$1,031

Roundtrip

found 5 days ago

Select Swiss International Air Lines flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,031 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,033 Roundtrip, found 5 days ago

$1,033

Roundtrip

found 5 days ago

Select Swiss International Air Lines flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,033 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,033 Roundtrip, found 5 days ago

$1,033

Roundtrip

found 5 days ago

Select United flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,033 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,035 Roundtrip, found 5 days ago

$1,035

Roundtrip

found 5 days ago

Select Swiss International Air Lines flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,035 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,035 Roundtrip, found 5 days ago

$1,035

Roundtrip

found 5 days ago

Select Swiss International Air Lines flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,035 found 5 days ago

Mon, Jul 14 - Wed, Jul 23

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,182 Roundtrip, found 5 days ago

$1,182

Roundtrip

found 5 days ago

Select Lufthansa flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Wed, Jul 23, priced at $1,182 found 5 days ago

Tue, Jul 15 - Mon, Jul 21

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,198 Roundtrip, found 5 days ago

$1,198

Roundtrip

found 5 days ago

Select British Airways flight, departing Tue, Jul 15 from San Francisco Intl. to Kos Island Intl., returning Mon, Jul 21, priced at $1,198 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,291 Roundtrip, found 5 days ago

$1,291

Roundtrip

found 5 days ago

Select Austrian Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,291 found 5 days ago

Mon, Jul 14 - Tue, Jul 22

SFO

San Francisco Intl.

KGS

Kos Island Intl.

$1,313 Roundtrip, found 5 days ago

$1,313

Roundtrip

found 5 days ago

Select Brussels Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to Kos Island Intl., returning Tue, Jul 22, priced at $1,313 found 5 days ago