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S$ 50+ 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 28-1. 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
16 Nov — 23 Nov1
1 adult
1 adult, Economy

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 17 October 2025.

Cheapest airline

Singapore Airlines

Good round-trip deal

S$ 125 or less

Good one-way deal

S$ 69 or less
On average, Singapore Airlines currently has the cheapest one-way flight from San Francisco (avg. price of S$ 1,329).
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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 17 October 2025.

Sat 15-1111:40SFO - SAN
Nonstop1h 35mSouthwest
Sun 16-1107:00SAN - SFO
Nonstop1h 45mSouthwest
Deal found 17-10S$ 100
Thu 13-1105:00SFO - SAN
1 stop5h 30mSouthwest
Mon 17-1108:10SAN - SFO
Nonstop1h 45mSouthwest
Deal found 15-10S$ 113
Thu 6-1107:00SFO - SAN
Nonstop1h 40mAlaska Airlines
Sat 8-1120:02SAN - SFO
Nonstop1h 53mAlaska Airlines
Deal found 15-10S$ 115
Thu 4-1207:00SFO - SAN
Nonstop1h 39mAlaska Airlines
Thu 4-1212:31SAN - SFO
Nonstop1h 44mAlaska Airlines
Deal found 16-10S$ 119
Sat 8-1122:35SFO - SAN
Nonstop1h 38mUnited Airlines
Sun 9-1106:15SAN - SFO
Nonstop1h 47mUnited Airlines
Deal found 15-10S$ 123
Wed 4-208:24SFO - LAS
Nonstop1h 42mAlaska Airlines
Thu 5-207:05LAS - SFO
Nonstop1h 42mAlaska Airlines
Deal found 14-10S$ 126
Thu 4-1207:00SFO - SAN
Nonstop1h 39mAlaska Airlines
Sat 6-1206:15SAN - SFO
Nonstop1h 51mAlaska Airlines
Deal found 17-10S$ 126
Tue 16-1208:25SFO - LAX
Nonstop1h 34mDelta
Tue 16-1216:20LAX - SFO
Nonstop1h 20mDelta
Deal found 15-10S$ 126
Tue 11-1107:45SFO - SAN
Nonstop1h 30mSouthwest
Sat 15-1106:35SAN - SFO
1 stop5h 25mSouthwest
Deal found 16-10S$ 128
Sun 9-1107:00SFO - SAN
Nonstop1h 40mAlaska Airlines
Tue 11-1109:10SAN - SFO
Nonstop1h 51mAlaska Airlines
Deal found 17-10S$ 131
Tue 11-1107:30SFO - LAS
1 stop3h 15mSouthwest
Fri 14-1113:30LAS - SFO
Nonstop1h 35mSouthwest
Deal found 17-10S$ 132
Mon 8-1215:15SFO - SAN
2 stops5h 55mSouthwest
Wed 10-1206:20SAN - SFO
1 stop5h 10mSouthwest
Deal found 15-10S$ 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 17 October 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sun 9-11

05:50-07:20

Nonstop1h 30m

San Diego

Sun 16-11

07:00-08:45

Nonstop1h 45m

S$ 100

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 13-11

05:00-09:50

1 stop4h 50m

San Diego

Mon 17-11

08:10-09:55

Nonstop1h 45m

S$ 113

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 6-11

07:00-08:40

Nonstop1h 40m

San Diego

Fri 7-11

20:25-22:18

Nonstop1h 53m

S$ 115

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 4-2

16:48-18:30

Nonstop1h 42m

Las Vegas Harry Reid Intl

Fri 6-2

19:42-21:28

Nonstop1h 46m

S$ 126

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sun 16-11

05:15-11:15

1 stop6h 00m

San Diego

Wed 19-11

15:15-21:50

1 stop6h 35m

S$ 141

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 12-11

07:30-10:45

1 stop3h 15m

Las Vegas Harry Reid Intl

Fri 14-11

08:40-13:50

1 stop5h 10m

S$ 145

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Wed 3-12

05:25-10:05

1 stop4h 40m

Los Angeles

Wed 3-12

17:15-21:50

1 stop4h 35m

S$ 150

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 31-10

22:35-00:13

Nonstop1h 38m

San Diego

Sun 2-11

05:15-07:02

Nonstop1h 47m

S$ 151

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Mon 15-12

11:35-06:30

1 stop18h 55m

San Diego

Wed 17-12

06:15-08:06

Nonstop1h 51m

S$ 151

San FranciscoLos Angeles

SFO - LAX

SFOLAX

San Francisco

Mon 2-2

16:20-17:53

Nonstop1h 33m

Los Angeles

Sat 7-2

18:35-20:07

Nonstop1h 32m

S$ 151

Flights are sorted by cheapest return flights first.

Deals found on 16-10

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 10 October 2025.

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 74 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$ 505). Flying from San Francisco in June will prove the most costly (average of S$ 997). 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: Singapore Airlines, United Airlines. As they depart for the following popular destinations: Singapore.

United Airlines
United Airlines
From S$ 658
Singapore Airlines
Singapore Airlines
From S$ 1,027
Fiji Airways
Fiji Airways
From S$ 1,219
Alaska Airlines
Alaska Airlines
From S$ 157

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 (1,374 flights per day), Chicago (1,065 flights per day) and Los Angeles (929 flights per day).

Nadi
Nadi
From S$ 1,219
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From S$ 88
Denver Intl
Denver Intl
From S$ 100

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

The cheapest city to fly to from San Francisco is Los Angeles, with prices starting at S$ 43. Explore other affordable destinations below.

Los Angeles
Los Angeles
From S$ 43
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From S$ 88
Denver Intl
Denver Intl
From S$ 100
Seattle/Tacoma Intl
Seattle/Tacoma Intl
From S$ 191

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
8.1
Very Good
1,382 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

8.0

Boarding

8.2

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Singapore Airlines
8.1
Very Good
1,382 reviews
Singapore Airlines
8.1
Very Good
1,382 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

8.0

Boarding

8.2

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
United Airlines
7.4
Good
8,984 reviews
Singapore Airlines
8.1
Very Good
1,382 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

8.0

Boarding

8.2

Food

7.7

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

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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 17 October 2025.

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

    This month, the top selected destinations from San Francisco are Boston, Mumbai, Bengaluru. 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$ 43 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 1,104 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$ 88). Alaska Airlines flights from San Francisco to Las Vegas Harry Reid Intl (S$ 157). United Airlines flights from San Francisco to Atlanta Hartsfield-Jackson (S$ 658).

  • 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 Dallas/Fort Worth Airport from S$ 678
    San Francisco to Las Vegas from S$ 804
    San Francisco to Paris Charles de Gaulle Airport from S$ 2,540
    San Francisco to Taipei City Taiwan Taoyuan Intl Airport from S$ 2,631

  • 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$ 1,310.

  • 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$ 686 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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