$339 Cheap United flights San Francisco (SFO) to Singapore (SIN)

$339 Cheap United flights San Francisco (SFO) to Singapore (SIN)

Prices were available within the past 7 days and start at $339 for one-way flights and $641 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jan 20 - Sat, Jan 31

SFO

San Francisco

SIN

Singapore

$641 Roundtrip, found 2 hours ago

$641

Roundtrip

found 2 hours ago

Select United flight, departing Tue, Jan 20 from San Francisco to Singapore, returning Sat, Jan 31, priced at $641 found 2 hours ago

Tue, Jan 20 - Sat, Jan 31

SFO

San Francisco

SIN

Singapore

$653 Roundtrip, found 2 hours ago

$653

Roundtrip

found 2 hours ago

Select United flight, departing Tue, Jan 20 from San Francisco to Singapore, returning Sat, Jan 31, priced at $653 found 2 hours ago

Mon, Jan 19 - Wed, Jan 28

SFO

San Francisco

SIN

Singapore

$660 Roundtrip, found 16 hours ago

$660

Roundtrip

found 16 hours ago

Select United flight, departing Mon, Jan 19 from San Francisco to Singapore, returning Wed, Jan 28, priced at $660 found 16 hours ago

Thu, Jan 29 - Tue, Feb 10

SFO

San Francisco

SIN

Singapore

$661 Roundtrip, found 5 days ago

$661

Roundtrip

found 5 days ago

Select United flight, departing Thu, Jan 29 from San Francisco to Singapore, returning Tue, Feb 10, priced at $661 found 5 days ago

Thu, Jan 29 - Tue, Feb 10

SFO

San Francisco

SIN

Singapore

$671 Roundtrip, found 5 days ago

$671

Roundtrip

found 5 days ago

Select United flight, departing Thu, Jan 29 from San Francisco to Singapore, returning Tue, Feb 10, priced at $671 found 5 days ago

Thu, Feb 12 - Wed, Feb 18

SFO

San Francisco

SIN

Singapore

$703 Roundtrip, just found

$703

Roundtrip

just found

Select United flight, departing Thu, Feb 12 from San Francisco to Singapore, returning Wed, Feb 18, priced at $703 just found