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S$ 62+ Cheap flights from San Francisco

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25-2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — SIN
4 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

What to know about flights from San Francisco

Discover essential information about flights departing from San Francisco, including flight schedules, destinations, airlines operating at the San Francisco airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 2 February 2026.

Cheapest airline

United Airlines

Good round-trip deal

S$ 548 or less

Good one-way deal

S$ 57 or less
On average, United Airlines currently has the cheapest one-way flight from San Francisco (avg. price of S$ 1,589).
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Price to beat on a round-trip flight from San Francisco.
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Price to beat on a one-way flight from San Francisco.
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Cheapest flights from San Francisco
Explore the most affordable flight options available from San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 2 February 2026.

Sat 28-219:10
SFO
-
LAX
Nonstop1h 30m
Southwest
Wed 4-307:50
LAX
-
SFO
Nonstop1h 30m
Southwest
Deal found 30-1S$ 116
Tue 31-313:43
SFO
-
LAX
Nonstop1h 32m
Alaska Airlines
Tue 31-316:15
LAX
-
SFO
Nonstop1h 29m
Alaska Airlines
Deal found 31-1S$ 117
Wed 18-319:32
SFO
-
LAS
Nonstop1h 42m
Frontier
Wed 25-316:47
LAS
-
SFO
Nonstop1h 50m
Frontier
Deal found 31-1S$ 118
Fri 27-208:43
SFO
-
LAX
Nonstop1h 33m
Frontier
Sat 7-320:01
LAX
-
SFO
Nonstop1h 37m
Frontier
Deal found 31-1S$ 118
Wed 25-207:25
SFO
-
LAX
Nonstop1h 36m
United Airlines
Sat 28-221:29
LAX
-
SFO
Nonstop1h 35m
United Airlines
Deal found 1-2S$ 119
Wed 4-305:30
SFO
-
LAS
Nonstop1h 30m
Southwest
Wed 4-309:15
LAS
-
SFO
Nonstop1h 40m
Southwest
Deal found 31-1S$ 123
Sat 28-206:00
SFO
-
LAX
Nonstop1h 29m
Delta
Tue 3-306:30
LAX
-
SFO
Nonstop1h 25m
Delta
Deal found 31-1S$ 123
Sat 7-319:55
SFO
-
LAX
Nonstop1h 30m
Southwest
Tue 10-319:10
LAX
-
SFO
1 stop4h 05m
Southwest
Deal found 31-1S$ 124
Sat 28-305:30
SFO
-
LAX
1 stop8h 55m
Southwest
Sat 11-406:20
LAX
-
SFO
Nonstop1h 25m
Southwest
Deal found 1-2S$ 126
Tue 10-305:05
SFO
-
LAX
1 stop5h 05m
Southwest
Sat 14-320:10
LAX
-
SFO
Nonstop1h 30m
Southwest
Deal found 1-2S$ 127
Sat 21-319:55
SFO
-
LAX
Nonstop1h 30m
Southwest
Mon 23-320:45
LAX
-
SFO
Nonstop1h 25m
Southwest
Deal found 31-1S$ 131
Sat 18-405:00
SFO
-
LAX
1 stop3h 45m
Southwest
Sat 18-414:45
LAX
-
SFO
1 stop6h 25m
Southwest
Deal found 31-1S$ 132

Find flights from San Francisco within your budget

 
Find flights departing from San Francisco that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 2 February 2026. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Sat 28-2

19:10-20:40

Nonstop1h 30m

Los Angeles

Sat 7-3

16:55-22:00

1 stop5h 05m

S$ 119

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Sat 7-3

06:15-07:40

Nonstop1h 25m

Los Angeles

Tue 10-3

19:10-23:15

1 stop4h 05m

S$ 124

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Sat 21-3

19:55-21:25

Nonstop1h 30m

Los Angeles

Mon 23-3

20:45-22:10

Nonstop1h 25m

S$ 135

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Tue 24-2

14:10-15:35

Nonstop1h 25m

Los Angeles

Wed 25-2

05:40-10:55

1 stop5h 15m

S$ 136

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Mon 9-3

07:15-08:51

Nonstop1h 36m

Los Angeles

Mon 9-3

10:15-11:50

Nonstop1h 35m

S$ 142

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Wed 25-2

13:15-14:47

Nonstop1h 32m

Los Angeles

Fri 27-2

21:35-23:04

Nonstop1h 29m

S$ 142

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Mon 2-3

18:25-19:59

Nonstop1h 34m

Los Angeles

Mon 2-3

21:29-23:04

Nonstop1h 35m

S$ 142

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Fri 27-2

05:30-06:55

Nonstop1h 25m

Los Angeles

Sat 7-3

16:55-22:00

1 stop5h 05m

S$ 143

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Tue 17-3

05:05-10:10

1 stop5h 05m

Los Angeles

Tue 24-3

06:45-12:45

1 stop6h 00m

S$ 149

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Fri 6-3

06:00-07:29

Nonstop1h 29m

Los Angeles

Mon 9-3

21:35-23:00

Nonstop1h 25m

S$ 155

Flights are sorted by cheapest return flights first.

Deals found on 30-1

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco

Have a flexible travel schedule? Discover the best time to fly from San Francisco with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Francisco

Get recent, data-driven insights about flights from San Francisco including ideal travel times, pricing trends, and more.

When is the best time to book a flight from San Francisco?

Use this chart to determine the optimal time to book a return flight from San Francisco to Singapore. Price data was last updated on 30 January 2026.

The price you pay for your flight from San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Francisco?

Currently, February is the cheapest month in which you can book a flight from San Francisco (average of S$ 494). Flying from San Francisco in June will prove the most costly (average of S$ 965). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from San Francisco?

When flying from San Francisco check dates and pricing for the following: United Airlines, Singapore Airlines. As they depart for the following popular destinations: Singapore.

United Airlines
United Airlines
From S$ 956
Fiji Airways
Fiji Airways
From S$ 1,196
Frontier
Frontier
From S$ 49
Singapore Airlines
Singapore Airlines
From S$ 999

What are popular destinations to fly to from San Francisco?

From San Francisco you can expect to find greater availability for the following destinations: New York (1,274 flights per day), Los Angeles (839 flights per day) and Chicago (627 flights per day).

New York
New York
From S$ 125
Nadi
Nadi
From S$ 1,196
Tokyo
Tokyo
From S$ 881

What is the cheapest place to fly to from San Francisco?

The cheapest city to fly to from San Francisco is Ontario, with prices starting at S$ 57. Explore other affordable destinations below.

Ontario
Ontario
From S$ 57
Portland
Portland
From S$ 123
New York
New York
From S$ 125

Airline reviews for flights from San Francisco

Get insights into the airlines that provide service from San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Francisco. In the last 7 days, Cheapflights users made a total of 200,618 searches.
Read reviews from past customers who have flown Singapore Airlines and United Airlines from San Francisco. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,443 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Singapore Airlines
8.2
Very Good
1,443 reviews
Singapore Airlines
8.2
Very Good
1,443 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
United Airlines
7.4
Good
9,226 reviews
Singapore Airlines
8.2
Very Good
1,443 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Overall

8.2

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

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Browse through various options for flying your favourite airline from San Francisco. Flight routes are based on user searches made on Cheapflights and were last updated on 2 February 2026.
United Airlines flights from San Francisco to Singapore

Related info for your journey

Access useful and relevant information related to your journey from San Francisco. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 2 February 2026.

  • What are the most popular destinations to fly to from San Francisco?

    This month, the top selected destinations from San Francisco are Mumbai, Bengaluru, Amritsar. Throughout the year, Mumbai, Bengaluru, Boston are some of the top choices made by users flying from San Francisco.

  • What is the cheapest flight from San Francisco to anywhere?

    Users have flown out of San Francisco for as low as S$ 57 to Ontario (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 1,229 to fly from San Francisco.

  • What are the cheapest airlines flying from San Francisco to anywhere?

    Recently, we've found that Frontier, Alaska Airlines, and United Airlines had the cheapest round-trip tickets from San Francisco. Some of the destinations and prices are as follows: Frontier flights from San Francisco to Las Vegas Harry Reid Intl (S$ 49). Alaska Airlines flights from San Francisco to Newark (S$ 427). United Airlines flights from San Francisco to Singapore Changi (S$ 956).

  • What is the cheapest premium economy flight from San Francisco?

    Options for some of the cheapest premium economy flights from San Francisco we have found on Cheapflights are as follows:
    San Francisco to Las Vegas from S$ 788
    San Francisco to Houston George Bush Intcntl Airport from S$ 877
    San Francisco to Singapore from S$ 1,872
    San Francisco to Taipei City Taiwan Taoyuan Intl Airport from S$ 2,581

  • What is the cheapest first class flight from San Francisco?

    To fly first-class from San Francisco on a budget, select a flight to Austin from S$ 1,285.

  • What is the cheapest month to fly from San Francisco?

    Currently, the cheapest month for flights from San Francisco is February. The most expensive month for flights is June. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from San Francisco?

    View the cheapest flight destinations from San Francisco:
    Fly from San Francisco to Singapore from S$ 667 round trip

  • How does Cheapflights help users find flights from San Francisco?

    When you search for this flight from San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from San Francisco?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from San Francisco with no change fees?

    Need flexible booking options for your flight from San Francisco ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

  • Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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How does Cheapflights help users find flights from San Francisco?

When you search for this flight from San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Francisco?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Francisco with no change fees?

Need flexible booking options for your flight from San Francisco ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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