United flights to Singapore from San Francisco

View S$441 flight on Fri, 29 Aug, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

United flights from San Francisco to Singapore (SFO→SIN)

Prices were available within the past 7 days and start at S$441 for one-way flights and S$831 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 15 Sep - Wed, 1 Oct
SFO
San Francisco
SIN
Singapore
S$831 Return, just found
S$831
Return
just found
Select United flight, departing Mon, 15 Sep from San Francisco to Singapore, returning Wed, 1 Oct, priced at S$831 just found
United
Sun, 28 Sep - Sun, 5 Oct
SFO
San Francisco
SIN
Singapore
S$837 Return, found 2 days ago
S$837
Return
found 2 days ago
Select United flight, departing Sun, 28 Sep from San Francisco to Singapore, returning Sun, 5 Oct, priced at S$837 found 2 days ago
United
Sun, 14 Sep - Tue, 30 Sep
SFO
San Francisco
SIN
Singapore
S$839 Return, found 1 day ago
S$839
Return
found 1 day ago
Select United flight, departing Sun, 14 Sep from San Francisco to Singapore, returning Tue, 30 Sep, priced at S$839 found 1 day ago
United
Sun, 28 Sep - Fri, 3 Oct
SFO
San Francisco
SIN
Singapore
S$840 Return, found 1 day ago
S$840
Return
found 1 day ago
Select United flight, departing Sun, 28 Sep from San Francisco to Singapore, returning Fri, 3 Oct, priced at S$840 found 1 day ago
United
Mon, 15 Sep - Wed, 1 Oct
SFO
San Francisco
SIN
Singapore
S$843 Return, just found
S$843
Return
just found
Select United flight, departing Mon, 15 Sep from San Francisco to Singapore, returning Wed, 1 Oct, priced at S$843 just found
United
Sun, 14 Sep - Tue, 30 Sep
SFO
San Francisco
SIN
Singapore
S$846 Return, found 1 day ago
S$846
Return
found 1 day ago
Select United flight, departing Sun, 14 Sep from San Francisco to Singapore, returning Tue, 30 Sep, priced at S$846 found 1 day ago
United
Mon, 15 Sep - Wed, 1 Oct
SFO
San Francisco
SIN
Singapore
S$847 Return, just found
S$847
Return
just found
Select United flight, departing Mon, 15 Sep from San Francisco to Singapore, returning Wed, 1 Oct, priced at S$847 just found
San Francisco to Singapore route information
Origin airport
San Francisco Intl.
Destination airport
Changi
Airlines serving
Air Canada, Air France, Air India, All Nippon Airways, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines, United
Popular airline
United
Distance
13501 km
Average flight time
31 hours 13 mins
*Available to Expedia members.