Direct flights from Singapore to San Francisco

Did you mean Flights from San Francisco to Singapore?

Singapore

SIN

Singapore Changi International Airport

San Francisco

United States

SFO

San Francisco International Airport

Route: Nonstop service available
Distance: 8,439 miles
Marketing airlines: 2 airlines
Aircraft: 2 aircraft types
Dates: Oct 19, 2026 – Oct 8, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Lowest price in this limited sample: 40,700 points + $69.00 for SIN → SFO, Economy, on 2026-10-25, booked with United MileagePlus. This is an observed fare, not a guaranteed price or the lowest price across all dates and programs.

Departure window: 2026-10-23 – 2026-11-21.

SIN → SFOEconomy
UA28
40,700 points+ $69.00
Departure
2026-10-25
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 08:23
SIN → SFOEconomy
UA2
40,700 points+ $69.00
Departure
2026-10-25
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 08:23
SIN → SFOEconomy
UA28
40,700 points+ $69.00
Departure
2026-10-26
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 23:33
SIN → SFOEconomy
UA2
40,700 points+ $69.00
Departure
2026-10-26
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 23:33
SIN → SFOEconomy
UA2
40,700 points+ $69.00
Departure
2026-10-27
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 14:30
SIN → SFOEconomy
UA28
40,700 points+ $69.00
Departure
2026-10-28
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 03:39
SIN → SFOEconomy
UA28
40,700 points+ $69.00
Departure
2026-11-02
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 12:08
SIN → SFOEconomy
UA2
40,700 points+ $69.00
Departure
2026-11-02
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 12:08
SIN → SFOEconomy
UA28
40,700 points+ $69.00
Departure
2026-11-10
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 18:31
SIN → SFOEconomy
UA2
40,700 points+ $69.00
Departure
2026-11-12
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-23 02:42
SIN → SFOEconomy
UA28
40,700 points+ $69.00
Departure
2026-11-16
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-21 18:25
SIN → SFOEconomy
UA28
40,700 points+ $69.00
Departure
2026-11-17
Seats seen
1
Book with
United MileagePlus
Observed (UTC)
2026-10-22 08:47

Singapore to San Francisco route overview

Singapore Changi International Airport (SIN) serves Singapore; San Francisco International Airport (SFO) serves San Francisco.

The airports are 8,439 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from SIN to SFO.

Marketing airlines listed in the current schedule, including codeshare sellers, are Singapore Airlines (SQ) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 19, 2026 – Oct 8, 2027.

Marketing airlines on the Singapore to San Francisco route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Airline alliance affiliations represented: Star Alliance

Aircraft flying from SIN to SFO

Frequently asked questions

Which airports serve the Singapore to San Francisco route?

Singapore Changi International Airport (SIN) is the origin airport and San Francisco International Airport (SFO) is the destination airport.

How far is San Francisco from Singapore?

SIN and SFO are approximately 8,439 miles apart by great-circle distance.

Are there direct flights from SIN to SFO?

Yes. Roame's current schedule feed shows nonstop service from SIN to SFO.

Which airlines market flights from SIN to SFO?

Which aircraft fly from SIN to SFO?

Aircraft listed in the current schedule include Airbus A350-900 (359) and Boeing 787-9 (789).