Flights to Koh Samui from San Francisco - $455

Cheap Flights from San Francisco to Koh Samui (SJC-USM)

Prices were available within the past 7 days and start at $455 for one-way flights and $831 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 11 - Wed, Sep 17

SFO

San Francisco

USM

Koh Samui

$831 Roundtrip, found 2 days ago

$831

Roundtrip

found 2 days ago

Select Japan Airlines flight, departing Thu, Sep 11 from San Francisco to Koh Samui, returning Wed, Sep 17, priced at $831 found 2 days ago

Thu, Sep 11 - Wed, Sep 17

SFO

San Francisco

USM

Koh Samui

$831 Roundtrip, found 2 days ago

$831

Roundtrip

found 2 days ago

Select Japan Airlines flight, departing Thu, Sep 11 from San Francisco to Koh Samui, returning Wed, Sep 17, priced at $831 found 2 days ago

Wed, Sep 17 - Sun, Sep 21

SFO

San Francisco

USM

Koh Samui

$957 Roundtrip, found 8 hours ago

$957

Roundtrip

found 8 hours ago

Select Singapore Airlines flight, departing Wed, Sep 17 from San Francisco to Koh Samui, returning Sun, Sep 21, priced at $957 found 8 hours ago

Tue, Nov 25 - Mon, Dec 1

SFO

San Francisco

USM

Koh Samui

$1,070 Roundtrip, found 3 hours ago

$1,070

Roundtrip

found 3 hours ago

Select EVA Airways flight, departing Tue, Nov 25 from San Francisco to Koh Samui, returning Mon, Dec 1, priced at $1,070 found 3 hours ago

Thu, Sep 4 - Thu, Sep 11

SFO

San Francisco

USM

Koh Samui

$1,194 Roundtrip, found 5 hours ago

$1,194

Roundtrip

found 5 hours ago

Select China Airlines flight, departing Thu, Sep 4 from San Francisco to Koh Samui, returning Thu, Sep 11, priced at $1,194 found 5 hours ago

Mon, May 19 - Fri, Jun 6

SFO

San Francisco

USM

Koh Samui

$1,310 Roundtrip, found 5 days ago

$1,310

Roundtrip

found 5 days ago

Select Turkish Airlines flight, departing Mon, May 19 from San Francisco to Koh Samui, returning Fri, Jun 6, priced at $1,310 found 5 days ago