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$409+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SIN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$826
(oojo)

One-way from

$409
(oojo)

Popular in

December

Cheapest in

October

Average price

$1,263
From Oakland to Singapore Changi
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One-way flight from Oakland to Singapore Changi
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Highest demand for flights based on searches. 12% potential increase in price ($141 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 June 2025
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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 June 12, 2025.

This oojo deal was found by Cheapflights users on 6/10. 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 9/176:15 amOAK - SIN
2 stops26h 25mKorean Air
Wed 9/247:30 amSIN - OAK
2 stops25h 53mKorean Air
Deal found 6/10$826
This Korean Air deal was found by Cheapflights users on 6/11. 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 7/226:00 amOAK - SIN
2 stops26h 40mMultiple Airlines
Tue 7/297:30 amSIN - OAK
2 stops26h 03mMultiple Airlines
Deal found 6/11$1,062
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 9/125:05 pmOAK - SIN
2 stops39h 35mDelta
Sat 9/277:30 amSIN - OAK
2 stops30h 23mDelta
Deal found 6/11$1,110
This oojo deal was found by Cheapflights users on 6/12. 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 9/177:58 pmOAK - SIN
2 stops25h 02mEVA Air
Thu 10/21:10 pmSIN - OAK
2 stops25h 49mEVA Air
Deal found 6/12$1,158
This oojo deal was found by Cheapflights users on 6/12. 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 9/227:58 pmOAK - SIN
2 stops25h 37mChina Airlines
Wed 10/12:00 amSIN - OAK
2 stops36h 59mChina Airlines
Deal found 6/12$1,181
This oojo deal was found by Cheapflights users on 6/12. 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 10/26:15 amOAK - SIN
2 stops42h 30mQatar Airways
Sun 10/123:10 amSIN - OAK
2 stops35h 49mQatar Airways
Deal found 6/12$1,270
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 7/27:00 amOAK - SIN
2 stops26h 20mAlaska Airlines
Tue 8/58:05 amSIN - OAK
2 stops30h 54mAlaska Airlines
Deal found 6/10$1,610

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 June 12, 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

Wed 9/17

6:15 am-11:40 pm

2 stops26h 25m

Singapore Changi

Wed 9/24

7:30 am-6:23 pm

2 stops25h 53m

$826

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Tue 7/22

6:00 am-11:40 pm

2 stops26h 40m

Singapore Changi

Tue 7/29

7:30 am-6:33 pm

2 stops26h 03m

$1,062

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Fri 9/12

5:05 pm-11:40 pm

2 stops39h 35m

Singapore Changi

Sat 9/27

7:30 am-10:53 pm

2 stops30h 23m

$1,110

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 9/17

7:58 pm-12:00 pm

2 stops25h 02m

Singapore Changi

Thu 10/2

1:10 pm-11:59 pm

2 stops25h 49m

$1,158

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Mon 9/22

7:58 pm-12:35 pm

2 stops25h 37m

Singapore Changi

Wed 10/1

2:00 am-11:59 pm

2 stops36h 59m

$1,181

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Thu 10/2

6:15 am-3:45 pm

2 stops42h 30m

Singapore Changi

Sun 10/12

3:10 am-11:59 pm

2 stops35h 49m

$1,270

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 7/2

7:00 am-12:20 am

2 stops26h 20m

Singapore Changi

Tue 8/5

8:05 am-11:59 pm

2 stops30h 54m

$1,610

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Thu 9/11

6:15 am-11:40 pm

2 stops26h 25m

$409

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Wed 9/10

9:39 am-12:20 am

2 stops23h 41m

$424

OaklandSingapore

OAK - SIN

OAKSIN

Oakland

Fri 8/22

6:15 am-12:20 am

2 stops27h 05m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 14 results
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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 June 12, 2025.
See what other customers who have flown with EVA Air, Korean Air and Japan Airlines from Oakland to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,489 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Alaska Airlines
8.0
Very good
10,000 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 $409 on Korean Air. Other airlines that offer cheap prices include Japan Airlines from $424 and China Airlines from $636 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.

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