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$351+ Cheap flights from Oakland, CA (OAK) 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SIN
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Oakland to Singapore

Cheapest flights from Oakland to Singapore
Explore the most affordable flight options available from Oakland to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:10 amOAK - SIN
2 stops26h 40mJapan Airlines
Wed 1/218:15 amSIN - OAK
2 stops24h 08mJapan Airlines
Deal found 12/24$1,612
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:10 amOAK - SIN
2 stops26h 40mJapan Airlines
Wed 1/78:15 amSIN - OAK
2 stops24h 08mJapan Airlines
Deal found 12/24$2,119
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:49 amOAK - SIN
2 stops30h 56mQatar Airways
Wed 1/78:15 pmSIN - OAK
2 stops36h 08mQatar Airways
Deal found 12/24$2,332
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:49 amOAK - SIN
2 stops37h 06mQatar Airways
Sun 1/183:15 amSIN - OAK
2 stops29h 08mQatar Airways
Deal found 12/24$2,415
This Alaska Airlines deal was found by Cheapflights users on 12/24. 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.
Thu 12/256:10 amOAK - SIN
2 stops26h 40mMultiple Airlines
Sun 1/118:15 amSIN - OAK
2 stops24h 08mMultiple Airlines
Deal found 12/24$2,438
This Japan Airlines deal was found by Cheapflights users on 12/25. 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.
Thu 12/256:10 amOAK - SIN
2 stops26h 40mJapan Airlines
Sat 1/108:15 amSIN - OAK
2 stops24h 13mJapan Airlines
Deal found 12/25$2,460
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:10 amOAK - SIN
2 stops26h 40mJapan Airlines
Tue 1/610:25 pmSIN - OAK
2 stops33h 58mJapan Airlines
Deal found 12/24$2,470
This Japan Airlines deal was found by Cheapflights users on 12/24. 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.
Thu 12/256:10 amOAK - SIN
2 stops26h 40mJapan Airlines
Sun 1/118:15 amSIN - OAK
2 stops24h 08mJapan Airlines
Deal found 12/24$2,521
This Qatar Airways deal was found by Cheapflights users on 12/23. 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 12/259:49 amOAK - SIN
2 stops30h 56mQatar Airways
Sun 1/118:15 pmSIN - OAK
2 stops36h 08mQatar Airways
Deal found 12/23$2,561

Find flight deals from Oakland to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) 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 December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$675
(Delta)

One-way from

$351
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,460
Provider with most accurate pricing for Oakland-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oakland-Singapore Changi flights.
Search Deals
From Oakland to Singapore Changi
Search Deals
One-way flight from Oakland to Singapore Changi
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($137 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 Oakland 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 26, 2025.
Use the filters below to find and compare flights from Oakland to Singapore that are best for you.

Fly from

Oakland

Fly to

Singapore

Route

Depart

Return

Price

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Sun 3/1

12:40 pm-5:00 am

2 stops48h 20m

Singapore Changi

Sat 3/7

1:35 am-10:46 pm

2 stops37h 11m

$675

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 2/18

6:15 am-5:00 am

2 stops30h 45m

Singapore Changi

Mon 2/23

10:30 pm-4:37 pm

2 stops34h 07m

$765

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Mon 3/9

5:55 am-12:10 am

2 stops27h 15m

Singapore Changi

Tue 3/24

10:40 am-11:46 pm

2 stops28h 06m

$787

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 1/14

8:10 am-12:50 am

2 stops24h 40m

Singapore Changi

Wed 1/28

8:15 am-4:23 pm

2 stops24h 08m

$810

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Sat 2/28

6:15 am-8:25 pm

2 stops46h 10m

Singapore Changi

Sun 3/8

10:40 am-3:37 pm

2 stops44h 57m

$825

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 3/11

4:49 pm-12:10 am

2 stops40h 21m

Singapore Changi

Mon 3/23

10:30 pm-11:46 pm

2 stops40h 16m

$911

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 3/11

6:15 am-5:00 am

2 stops31h 45m

Singapore Changi

Fri 3/20

10:30 pm-5:46 pm

2 stops34h 16m

$993

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Tue 3/3

6:15 am-12:50 am

2 stops26h 35m

Singapore Changi

Thu 5/28

8:05 am-7:05 pm

2 stops26h 00m

$1,064

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Fri 3/13

6:14 am-12:10 am

2 stops26h 56m

Singapore Changi

Fri 3/20

10:30 pm-5:46 pm

2 stops34h 16m

$1,160

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Sat 1/24

8:10 am-8:45 am

2 stops32h 35m

Singapore Changi

Sat 1/31

8:15 pm-4:23 pm

2 stops36h 08m

$1,171

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Showing 1-10 of 20 results
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Compare providers for flights from Oakland to Singapore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oakland to Singapore in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oakland, California-Singapore flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Oakland, California-Singapore flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Oakland, California-Singapore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oakland, California-Singapore flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oakland, California-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Oakland to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Oakland 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 Oakland to Singapore

What is the cheapest month to book a flight from Oakland, California to Singapore?

Currently, February is the cheapest month in which you can book a flight from Oakland, California to Singapore (average of $390). Flying from Oakland, California 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 Oakland to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oakland, California to Singapore?

    Departing from Oakland, California to Singapore will take you 24h 40m. Airlines will cover a distance of 8437 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Oakland to Singapore?

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

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

    Yes. Cheapflights offers flight deals from Oakland 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 Oakland, California to Singapore?

    Currently, February is the cheapest month in which you can book a flight from Oakland, California to Singapore (average of $390). Flying from Oakland, California 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.

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