HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Singapore

$475+ 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SIN
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oakland to Singapore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$803
(Delta)

One-way from

$475
(oojo)

Popular in

December

Cheapest in

October

Average price

$872
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. 9% potential increase in price ($106 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find 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 April 29, 2025.

This Delta deal was found by Cheapflights users on 4/28. 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.
Sat 9/135:55 amOAK - SIN
2 stops32h 05mDelta
Mon 9/227:30 amSIN - OAK
2 stops31h 23mDelta
Deal found 4/28$803
This oojo deal was found by Cheapflights users on 4/28. 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 10/206:30 amOAK - SIN
2 stops31h 30mKorean Air
Fri 10/2410:30 pmSIN - OAK
2 stops36h 15mKorean Air
Deal found 4/28$927
This oojo deal was found by Cheapflights users on 4/28. 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.
Fri 10/39:39 amOAK - SIN
2 stops23h 41mJapan Airlines
Tue 10/78:05 amSIN - OAK
2 stops26h 40mJapan Airlines
Deal found 4/28$1,253
This oojo deal was found by Cheapflights users on 4/28. 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.
Fri 10/36:15 amOAK - SIN
2 stops35h 45mQatar Airways
Mon 10/63:10 amSIN - OAK
2 stops31h 35mQatar Airways
Deal found 4/28$1,259
This Qatar Airways deal was found by Cheapflights users on 4/28. 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.
Sat 9/139:39 amOAK - SIN
2 stops32h 21mMultiple Airlines
Sun 9/213:10 amSIN - OAK
2 stops30h 13mMultiple Airlines
Deal found 4/28$1,291
This oojo deal was found by Cheapflights users on 4/27. 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.
Tue 6/1012:48 pmOAK - SIN
2 stops44h 47mChina Airlines
Sat 7/261:45 pmSIN - OAK
2 stops25h 14mChina Airlines
Deal found 4/27$1,440
This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:35 pmOAK - SIN
2 stops33h 20mBritish Airways
Sat 11/2911:05 pmSIN - OAK
2 stops40h 33mBritish Airways
Deal found 4/28$3,251
This oojo deal was found by Cheapflights users on 4/28. 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 6/52:31 pmOAK - SIN
2 stops30h 29mEVA Air
Sat 6/213:10 pmSIN - OAK
2 stops23h 49mEVA Air
Deal found 4/28$5,981

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 April 29, 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

Sat 9/13

5:55 am-5:00 am

2 stops32h 05m

Singapore Changi

Mon 9/22

7:30 am-11:53 pm

2 stops31h 23m

$803

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Mon 10/20

6:30 am-5:00 am

2 stops31h 30m

Singapore Changi

Fri 10/24

10:30 pm-7:45 pm

2 stops36h 15m

$927

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Fri 10/3

9:39 am-12:20 am

2 stops23h 41m

Singapore Changi

Tue 10/7

8:05 am-7:45 pm

2 stops26h 40m

$1,253

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Fri 10/3

6:15 am-9:00 am

2 stops35h 45m

Singapore Changi

Mon 10/6

3:10 am-7:45 pm

2 stops31h 35m

$1,259

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Sat 9/13

9:39 am-9:00 am

2 stops32h 21m

Singapore Changi

Sun 9/21

3:10 am-6:23 pm

2 stops30h 13m

$1,291

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Tue 6/10

12:48 pm-12:35 am

2 stops44h 47m

Singapore Changi

Fri 7/25

2:00 am-11:59 pm

2 stops36h 59m

$1,440

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 5/21

2:31 pm-4:05 pm

2 stops34h 34m

Singapore Changi

Wed 6/4

11:20 pm-10:11 pm

2 stops37h 51m

$3,469

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Thu 6/5

2:31 pm-12:00 pm

2 stops30h 29m

Singapore Changi

Sat 6/21

3:10 pm-11:59 pm

2 stops23h 49m

$5,981

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Tue 7/29

9:28 am-12:20 am

2 stops23h 52m

$475

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Mon 10/20

6:30 am-5:00 am

2 stops31h 30m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 14 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Oakland, California-Singapore flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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, September is the cheapest month in which you can book a flight from Oakland, California to Singapore (average of $1,011). Flying from Oakland, California to Singapore in December is currently the most expensive (average of $1,684). 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.

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Singapore ranges from 5.9 - 10.6 inches per month. December is typically the wettest month, when rainfall can reach 10.6 in. July is typically the driest time to visit Singapore when rainfall is around 5.9 in.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 78.8 F).

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 April 29, 2025.
EVA Air
8.4
Very good
1,184 reviews

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,184 reviews
EVA Air
8.4
Very good
1,184 reviews

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,063 reviews
EVA Air
8.4
Very good
1,184 reviews

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very good
1,459 reviews
EVA Air
8.4
Very good
1,184 reviews

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
729 reviews
EVA Air
8.4
Very good
1,184 reviews

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Delta
8.0
Very good
7,929 reviews
EVA Air
8.4
Very good
1,184 reviews

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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.

  • What are the cheapest airlines to fly from Oakland, California to Singapore one-way?

    One-way options have recently been found by users for as low as $475 on Japan Airlines. Other airlines that offer cheap prices include Korean Air from $482 and Qatar Airways from $662 one-way.

  • 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, September is the cheapest month in which you can book a flight from Oakland, California to Singapore (average of $1,011). Flying from Oakland, California to Singapore in December is currently the most expensive (average of $1,684). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.