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$425+ Cheap flights from Oakland, CA (OAK) to South Korea

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — ICN
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from Oakland to South Korea

Keep the following information in mind while searching for Oakland to South Korea flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$676
(Alaska Airlines)

One-way from

$425
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$741
From Oakland to South Korea
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One-way flight from Oakland to South Korea
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Highest demand for flights based on searches. 14% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Oakland to South Korea

Cheapest flights from Oakland to South Korea
Explore the most affordable flight options available from Oakland to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 9/256:15 amOAK - ICN
1 stop20h 20mAlaska Airlines
sáb. 10/118:35 pmICN - OAK
1 stop19h 28mAlaska Airlines
Deal found 9/14$676
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 10/162:33 pmOAK - ICN
1 stop36h 02mAlaska Airlines
sáb. 10/258:35 pmICN - OAK
1 stop19h 28mAlaska Airlines
Deal found 9/14$682
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 10/162:33 pmOAK - ICN
1 stop36h 02mAlaska Airlines
dom. 10/268:35 pmICN - OAK
1 stop33h 20mAlaska Airlines
Deal found 9/14$687
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 9/2511:01 amOAK - ICN
1 stop15h 34mAlaska Airlines
dom. 10/128:35 pmICN - OAK
1 stop19h 28mAlaska Airlines
Deal found 9/14$826
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
mar. 9/167:22 amOAK - ICN
1 stop19h 38mAlaska Airlines
dom. 9/288:35 pmICN - OAK
1 stop29h 46mAlaska Airlines
Deal found 9/14$832
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
mar. 9/237:58 pmOAK - ICN
1 stop30h 37mAlaska Airlines
dom. 9/288:35 pmICN - OAK
1 stop29h 46mAlaska Airlines
Deal found 9/14$838
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
vie. 9/266:15 amOAK - ICN
1 stop20h 20mAlaska Airlines
vie. 10/108:35 pmICN - OAK
1 stop19h 28mAlaska Airlines
Deal found 9/14$851
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
vie. 9/196:15 amOAK - ICN
1 stop20h 20mAlaska Airlines
dom. 9/288:35 pmICN - OAK
1 stop33h 01mAlaska Airlines
Deal found 9/14$857
This Delta deal was found by Cheapflights users on 9/14. 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.
lun. 9/226:00 amOAK - ICN
1 stop17h 20mDelta
lun. 10/67:40 pmICN - OAK
1 stop20h 13mDelta
Deal found 9/14$876
This Korean Air deal was found by Cheapflights users on 9/15. 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.
mié. 11/56:30 amOAK - ICN
1 stop17h 00mKorean Air
mié. 11/124:10 pmICN - OAK
1 stop14h 45mKorean Air
Deal found 9/15$880
This Delta deal was found by Cheapflights users on 9/14. 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.
vie. 9/265:05 pmOAK - ICN
2 stops31h 25mDelta
sáb. 10/117:20 pmICN - OAK
2 stops18h 12mDelta
Deal found 9/14$881
This Delta deal was found by Cheapflights users on 9/14. 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.
sáb. 9/2012:37 pmOAK - ICN
1 stop34h 43mDelta
jue. 10/27:40 pmICN - OAK
1 stop20h 10mDelta
Deal found 9/14$882

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to South Korea 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 septiembre 15, 2025.
Use the filters below to find and compare flights from Oakland to South Korea that are best for you.

Fly from

Oakland

Fly to

South Korea

Route

Depart

Return

Price

OaklandIncheon

OAK - ICN

OAKICN

Oakland

sáb. 9/27

6:15 am-6:35 pm

1 stop20h 20m

Incheon Intl

vie. 10/10

8:35 pm-12:03 am

1 stop19h 28m

$676

OaklandIncheon

OAK - ICN

OAKICN

Oakland

sáb. 10/11

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

mar. 10/28

7:40 pm-11:53 pm

1 stop20h 13m

$876

OaklandIncheon

OAK - ICN

OAKICN

Oakland

jue. 9/25

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

jue. 10/2

7:40 pm-11:50 pm

1 stop20h 10m

$876

OaklandIncheon

OAK - ICN

OAKICN

Oakland

dom. 10/19

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

sáb. 11/8

8:05 pm-9:32 pm

2 stops18h 27m

$881

OaklandIncheon

OAK - ICN

OAKICN

Oakland

dom. 11/2

5:30 am-2:55 pm

1 stop16h 25m

Incheon Intl

mar. 11/11

8:05 pm-1:55 pm

1 stop34h 50m

$886

OaklandIncheon

OAK - ICN

OAKICN

Oakland

lun. 10/13

9:25 am-3:45 pm

2 stops38h 20m

Incheon Intl

lun. 10/20

8:35 pm-10:23 am

1 stop29h 48m

$994

OaklandBusan

OAK - PUS

OAKPUS

Oakland

mié. 10/29

6:30 am-7:35 pm

2 stops21h 05m

Busan Gimhae

mié. 11/5

12:00 pm-1:55 pm

2 stops18h 55m

$996

OaklandIncheon

OAK - ICN

OAKICN

Oakland

jue. 10/9

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

vie. 10/24

7:40 pm-11:53 pm

1 stop20h 13m

$1,076

OaklandIncheon

OAK - ICN

OAKICN

Oakland

vie. 10/24

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

dom. 11/2

7:40 pm-11:53 pm

1 stop21h 13m

$1,076

OaklandIncheon

OAK - ICN

OAKICN

Oakland

jue. 9/25

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

vie. 10/3

7:40 pm-11:50 pm

1 stop20h 10m

$1,076

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 52 results
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Best time to book a flight from Oakland to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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 South Korea

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

Currently, February is the cheapest month in which you can book a flight from Oakland, California to South Korea (average of $990). Flying from Oakland, California to South Korea in December is currently the most expensive (average of $1,633). 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.

What is the cheapest time of day to fly from OAK to KR?

Find hourly flight availability from Oakland to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oakland, California to South Korea as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Oakland to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Oakland to South Korea?

    Located just 7.0 mi from the city center, Oakland (OAK) is the airport most travelers will use when flying to South Korea from Oakland.

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

    For as low as $886, Delta can have you in South Korea from Oakland, California in 16h 25m. The distance from Oakland, California to South Korea is about 5644 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $471. Users have also found prices from $659 and $704 on EVA Air and China Airlines, respectively.

  • What are the most popular routes from Oakland, California to South Korea?

    Most travelers choose Oakland - Incheon Intl, Oakland - Seoul Gimpo Intl or Oakland - Daegu when deciding on the best route from Oakland, California to South Korea.

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

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

  • How can I find direct flights from Oakland to South Korea?

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

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

    Yes. Cheapflights offers flight deals from Oakland to South Korea 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 South Korea?

    Currently, February is the cheapest month in which you can book a flight from Oakland, California to South Korea (average of $990). Flying from Oakland, California to South Korea in December is currently the most expensive (average of $1,633). 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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