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$1,086+ Cheap flights from Santa Rosa (STS) to Singapore

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SIN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Santa Rosa to Singapore

Cheapest flights from Santa Rosa to Singapore
Explore the most affordable flight options available from Santa Rosa to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Qatar Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amSTS - SIN
2 stops47h 15mQatar Airways
Tue 12/303:15 amSIN - STS
2 stops35h 02mQatar Airways
Deal found 12/16$2,473
This Qatar Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amSTS - SIN
2 stops34h 45mQatar Airways
Tue 12/303:15 amSIN - STS
2 stops35h 02mQatar Airways
Deal found 12/16$2,510
This Alaska Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:24 pmSTS - SIN
2 stops42h 26mMultiple Airlines
Mon 12/292:20 amSIN - STS
2 stops37h 58mMultiple Airlines
Deal found 12/16$2,553
This Qatar Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:00 amSTS - SIN
2 stops46h 15mQatar Airways
Tue 12/303:15 amSIN - STS
2 stops35h 02mQatar Airways
Deal found 12/16$2,562
This Alaska Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amSTS - SIN
2 stops26h 50mMultiple Airlines
Mon 12/292:20 amSIN - STS
2 stops37h 58mMultiple Airlines
Deal found 12/16$2,566
This Qatar Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amSTS - SIN
2 stops47h 15mQatar Airways
Wed 12/313:15 amSIN - STS
2 stops35h 02mQatar Airways
Deal found 12/16$2,717
This Qatar Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amSTS - SIN
2 stops46h 15mQatar Airways
Tue 12/303:15 amSIN - STS
2 stops35h 02mQatar Airways
Deal found 12/16$2,719
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:00 amSTS - SIN
2 stops42h 25mJapan Airlines
Tue 12/308:15 amSIN - STS
2 stops30h 02mJapan Airlines
Deal found 12/16$2,737
This Qatar Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amSTS - SIN
2 stops34h 45mQatar Airways
Wed 12/313:15 amSIN - STS
2 stops35h 02mQatar Airways
Deal found 12/16$2,754
This Alaska Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:24 pmSTS - SIN
2 stops42h 26mMultiple Airlines
Mon 1/510:25 pmSIN - STS
2 stops32h 48mMultiple Airlines
Deal found 12/16$2,767
This Alaska Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amSTS - SIN
2 stops26h 50mMultiple Airlines
Mon 1/510:25 pmSIN - STS
2 stops32h 48mMultiple Airlines
Deal found 12/16$2,780
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:00 amSTS - SIN
2 stops42h 25mJapan Airlines
Wed 12/318:15 amSIN - STS
2 stops30h 02mJapan Airlines
Deal found 12/16$2,799

Find flight deals from Santa Rosa to Singapore

Keep the following information in mind while searching for Santa Rosa to Singapore flight deals. Data was last updated December 18, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,086
(Singapore Airlines)

Popular in

December

Cheapest in

September

Average price

$1,460
Provider with most accurate pricing for San Francisco-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Singapore Changi flights.
Search Deals
From Santa Rosa Sonoma County to Singapore
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Santa Rosa to Singapore that are best for you.

Fly from

Santa Rosa

Fly to

Singapore

Route

Depart

Return

Price

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Sat 4/25

7:47 pm-5:15 am

1 stop42h 28m

Singapore Changi

Sun 5/3

6:40 pm-11:41 pm

1 stop20h 01m

$1,086

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Thu 1/22

9:33 pm-2:55 pm

2 stops49h 22m

Singapore Changi

Sun 1/25

3:15 am-11:59 pm

2 stops36h 44m

$1,170

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Mon 4/27

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Fri 5/1

7:40 pm-11:41 pm

2 stops43h 01m

$1,280

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Thu 4/23

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Tue 5/5

3:15 am-11:41 pm

2 stops35h 26m

$1,280

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Wed 4/22

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Mon 5/4

3:15 am-11:41 pm

2 stops35h 26m

$1,280

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Thu 4/23

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Sun 5/3

3:15 am-11:41 pm

2 stops35h 26m

$1,280

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Mon 4/27

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Sun 5/3

3:15 am-11:41 pm

2 stops35h 26m

$1,280

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Thu 4/23

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Mon 5/4

3:15 am-11:41 pm

2 stops35h 26m

$1,280

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Wed 4/22

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Fri 5/1

7:40 pm-11:41 pm

2 stops43h 01m

$1,280

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Thu 1/1

2:24 pm-5:45 pm

1 stop35h 21m

$1,469

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 13 results
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Best time to book a flight from Santa Rosa to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Santa Rosa with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Santa Rosa to Singapore

What is the cheapest month to book a flight from Santa Rosa to Singapore?

Currently, January is the cheapest month in which you can book a flight from Santa Rosa to Singapore (average of $533). Flying from Santa Rosa to Singapore in June is currently the most expensive (average of $768). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santa Rosa to Singapore?

    For a flight from Santa Rosa to Singapore, you will be flying from Sonoma County. Santa Rosa Sonoma County (STS) is just 7.2 mi from the center of the city.

  • How long is the flight from Santa Rosa to Singapore?

    For as low as $1,170, Qatar Airways can have you in Singapore from Santa Rosa in 49h 22m. The distance from Santa Rosa to Singapore is about 8381 mi.

  • Can I find deals for flights from Santa Rosa to Singapore that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Singapore.

  • Can I find deals for business class flights from Santa Rosa to Singapore?

    Yes. Cheapflights offers flight deals from Santa Rosa to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Rosa to Singapore?

    Currently, January is the cheapest month in which you can book a flight from Santa Rosa to Singapore (average of $533). Flying from Santa Rosa to Singapore in June is currently the most expensive (average of $768). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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