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$376+ 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SIN
Mar 9 — Mar 161
Mon 3/9
Mon 3/16
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 February 7, 2026.

This Korean Air deal was found by Cheapflights users on 2/5. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:15 am
OAK
-
SIN
2 stops25h 55m
Korean Air
Tue 3/31:35 am
SIN
-
OAK
2 stops31h 02m
Korean Air
Deal found 2/5$877
This Delta deal was found by Cheapflights users on 2/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/165:55 am
OAK
-
SIN
2 stops26h 15m
Delta
Thu 2/261:35 am
SIN
-
OAK
2 stops38h 16m
Delta
Deal found 2/5$965
This Delta deal was found by Cheapflights users on 2/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1512:40 pm
OAK
-
SIN
2 stops43h 30m
Delta
Thu 2/261:35 am
SIN
-
OAK
2 stops38h 16m
Delta
Deal found 2/5$971
This Korean Air deal was found by Cheapflights users on 2/5. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:15 am
OAK
-
SIN
2 stops46h 10m
Korean Air
Tue 3/31:35 am
SIN
-
OAK
2 stops31h 02m
Korean Air
Deal found 2/5$1,094
This Korean Air deal was found by Cheapflights users on 2/5. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:15 am
OAK
-
SIN
2 stops25h 55m
Korean Air
Wed 3/41:35 am
SIN
-
OAK
2 stops31h 02m
Korean Air
Deal found 2/5$1,112
This Korean Air deal was found by Cheapflights users on 2/7. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
OAK
-
SIN
2 stops26h 40m
Multiple Airlines
Wed 5/137:30 am
SIN
-
OAK
2 stops31h 27m
Multiple Airlines
Deal found 2/7$1,119
This Qatar Airways deal was found by Cheapflights users on 2/6. 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.
Mon 2/166:15 am
OAK
-
SIN
2 stops34h 30m
Multiple Airlines
Sun 3/13:15 am
SIN
-
OAK
2 stops29h 22m
Multiple Airlines
Deal found 2/6$1,144
This Qatar Airways deal was found by Cheapflights users on 2/5. 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 2/186:15 am
OAK
-
SIN
2 stops40h 40m
Qatar Airways
Thu 3/58:15 pm
SIN
-
OAK
2 stops43h 39m
Qatar Airways
Deal found 2/5$1,166
This Qatar Airways deal was found by Cheapflights users on 2/5. 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.
Sun 3/227:00 am
OAK
-
SIN
2 stops40h 55m
Multiple Airlines
Sun 3/297:40 pm
SIN
-
OAK
2 stops43h 03m
Multiple Airlines
Deal found 2/5$1,184
This Korean Air deal was found by Cheapflights users on 2/5. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:15 am
OAK
-
SIN
2 stops46h 10m
Korean Air
Mon 3/210:30 pm
SIN
-
OAK
2 stops34h 07m
Korean Air
Deal found 2/5$1,212
This Qatar Airways deal was found by Cheapflights users on 2/7. 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 2/276:15 am
OAK
-
SIN
2 stops34h 30m
Multiple Airlines
Sun 3/88:15 pm
SIN
-
OAK
2 stops42h 43m
Multiple Airlines
Deal found 2/7$1,224

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 February 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$994
(Korean Air)

One-way from

$376
(Delta)

Popular in

December

Cheapest in

September

Average price

$769
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. 11% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 7, 2026.
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

Thu 2/19

6:15 am-12:10 am

2 stops25h 55m

Singapore Changi

Tue 3/3

1:35 am-4:37 pm

2 stops31h 02m

$1,094

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Thu 2/19

6:15 am-12:10 am

2 stops25h 55m

Singapore Changi

Tue 3/3

10:30 pm-4:37 pm

2 stops34h 07m

$1,094

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Tue 2/17

6:15 am-8:25 pm

2 stops46h 10m

Singapore Changi

Tue 3/3

10:30 pm-4:37 pm

2 stops34h 07m

$1,094

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 2/18

6:15 am-5:00 am

2 stops30h 45m

Singapore Changi

Tue 3/3

10:30 pm-4:37 pm

2 stops34h 07m

$1,094

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Mon 4/6

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Sun 4/12

3:15 am-11:43 pm

2 stops35h 28m

$1,144

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 2/18

6:15 am-2:55 pm

2 stops40h 40m

Singapore Changi

Thu 3/5

8:15 pm-11:54 pm

2 stops43h 39m

$1,166

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Thu 2/19

6:15 am-8:45 am

2 stops34h 30m

Singapore Changi

Tue 3/3

8:15 pm-4:37 pm

2 stops36h 22m

$1,166

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 2/18

6:15 am-2:55 pm

2 stops40h 40m

Singapore Changi

Mon 3/2

8:15 pm-4:37 pm

2 stops36h 22m

$1,166

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 4/8

7:00 am-8:50 am

2 stops34h 50m

Singapore Changi

Mon 4/13

7:40 pm-11:43 pm

2 stops43h 03m

$1,166

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Thu 2/19

6:15 am-8:45 am

2 stops34h 30m

Singapore Changi

Thu 3/5

8:15 pm-11:54 pm

2 stops43h 39m

$1,166

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 21 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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oakland, California-Singapore flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $389). Flying from Oakland, California to Singapore in June is currently the most expensive (average of $760). 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 25h 55m. Airlines will cover a distance of 8437 mi.

  • 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 $389). Flying from Oakland, California to Singapore in June is currently the most expensive (average of $760). 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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