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$461+ Cheap flights from Santa Rosa (STS) to Singapore (SIN)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SIN
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Santa Rosa to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$861
(Japan Airlines)

One-way from

$461
(KAYAK)

Popular in

December

Cheapest in

October

Average price

$1,229
From Santa Rosa Sonoma County to Singapore Changi
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One-way flight from Santa Rosa Sonoma County to Singapore Changi
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Highest demand for flights based on searches. 12% potential increase in price ($145 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 3, 2025.

This Japan Airlines deal was found by Cheapflights users on 7/2. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/42:30 pmSTS - SIN
2 stops42h 50mJapan Airlines
Tue 10/71:55 amSIN - STS
2 stops29h 59mJapan Airlines
Deal found 7/2$861
This Singapore Airlines deal was found by Cheapflights users on 7/2. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/163:07 pmSTS - SIN
1 stop25h 43mSingapore Airlines
Tue 10/148:45 pmSIN - STS
1 stop29h 38mSingapore Airlines
Deal found 7/2$970
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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.
Mon 9/157:00 amSTS - SIN
2 stops26h 20mAlaska Airlines
Sun 9/288:05 amSIN - STS
2 stops27h 03mAlaska Airlines
Deal found 7/2$1,117
This Trip.com deal was found by Cheapflights users on 7/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/197:23 pmSTS - SIN
2 stops42h 37mMultiple Airlines
Tue 7/221:10 amSIN - STS
2 stops37h 34mMultiple Airlines
Deal found 7/3$1,172
This Qatar Airways deal was found by Cheapflights users on 7/2. 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 9/187:00 amSTS - SIN
2 stops41h 45mQatar Airways
Thu 9/253:10 amSIN - STS
2 stops31h 58mQatar Airways
Deal found 7/2$1,340

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 July 3, 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 10/4

2:30 pm-12:20 am

2 stops42h 50m

Singapore Changi

Tue 10/7

1:55 am-4:54 pm

2 stops29h 59m

$861

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Tue 9/16

3:07 pm-7:50 am

1 stop25h 43m

Singapore Changi

Tue 10/14

8:45 pm-11:23 am

1 stop29h 38m

$970

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Mon 9/15

7:00 am-12:20 am

2 stops26h 20m

Singapore Changi

Sun 9/28

8:05 am-8:08 pm

2 stops27h 03m

$1,117

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Sat 7/19

7:23 pm-5:00 am

2 stops42h 37m

Singapore Changi

Tue 7/22

1:10 am-11:44 pm

2 stops37h 34m

$1,172

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Thu 9/18

7:00 am-3:45 pm

2 stops41h 45m

Singapore Changi

Thu 9/25

3:10 am-8:08 pm

2 stops31h 58m

$1,340

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Mon 10/20

7:00 am-12:20 am

2 stops26h 20m

$461

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Sat 10/18

2:30 pm-12:20 am

2 stops42h 50m

$540

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Sun 10/19

12:31 pm-5:30 pm

2 stops61h 59m

$605

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Tue 10/21

5:34 pm-7:50 am

1 stop23h 16m

$730

Santa RosaSingapore

STS - SIN

STSSIN

Santa Rosa Sonoma County

Thu 8/28

7:00 am-3:45 pm

2 stops41h 45m

$834

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 11 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, October is the cheapest month in which you can book a flight from Santa Rosa to Singapore (average of $1,008). Flying from Santa Rosa to Singapore in December is currently the most expensive (average of $1,674). 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.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with Japan Airlines, Singapore Airlines, and Alaska Airlines from Santa Rosa to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,505 reviews

Comfort

8.2

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Japan Airlines
8.3
Very good
1,505 reviews
Japan Airlines
8.3
Very good
1,505 reviews

Comfort

8.2

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Singapore Airlines
8.1
Very good
1,320 reviews
Japan Airlines
8.3
Very good
1,505 reviews

Comfort

8.2

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Alaska Airlines
8.0
Very good
10,000 reviews
Japan Airlines
8.3
Very good
1,505 reviews

Comfort

8.2

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Qatar Airways
7.4
Good
3,594 reviews
Japan Airlines
8.3
Very good
1,505 reviews

Comfort

8.2

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
American Airlines
7.2
Good
10,000 reviews
Japan Airlines
8.3
Very good
1,505 reviews

Comfort

8.2

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

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 are the cheapest airlines to fly from Santa Rosa to Singapore one-way?

    The cheapest airlines for a one-way flight from Santa Rosa to Singapore are Japan Airlines ($461), Alaska Airlines ($540), and American Airlines ($605).

  • 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, October is the cheapest month in which you can book a flight from Santa Rosa to Singapore (average of $1,008). Flying from Santa Rosa to Singapore in December is currently the most expensive (average of $1,674). 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.

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