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$506+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — ICN
Jun 24 — Jul 11
Wed 6/24
Wed 7/1
1 adult, Economy
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Cheap 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 May 25, 2026.

This Delta deal was found by Cheapflights users on 5/21. 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 9/65:55 am
OAK
-
ICN
1 stop17h 25m
Delta
Tue 9/157:20 pm
ICN
-
OAK
1 stop20h 29m
Delta
Deal found 5/21$976
This Delta deal was found by Cheapflights users on 5/21. 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.
Wed 8/194:57 pm
OAK
-
ICN
2 stops31h 53m
Delta
Thu 9/37:20 pm
ICN
-
OAK
1 stop20h 29m
Delta
Deal found 5/21$981
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:05 pm
OAK
-
ICN
1 stop30h 15m
Delta
Thu 9/177:20 pm
ICN
-
OAK
1 stop20h 39m
Delta
Deal found 5/24$982
This Delta deal was found by Cheapflights users on 5/21. 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 10/301:15 pm
OAK
-
ICN
1 stop35h 05m
Delta
Wed 11/116:45 pm
ICN
-
OAK
2 stops22h 11m
Delta
Deal found 5/21$986
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:15 pm
OAK
-
ICN
2 stops35h 35m
Delta
Thu 9/177:20 pm
ICN
-
OAK
1 stop20h 39m
Delta
Deal found 5/24$993
This Korean Air deal was found by Cheapflights users on 5/20. 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 5/246:00 am
OAK
-
ICN
1 stop17h 20m
Multiple Airlines
Mon 6/17:20 pm
ICN
-
OAK
1 stop20h 37m
Multiple Airlines
Deal found 5/20$1,058
This Delta deal was found by Cheapflights users on 5/22. 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.
Tue 5/265:05 pm
OAK
-
ICN
2 stops31h 35m
Delta
Mon 6/14:40 pm
ICN
-
OAK
2 stops35h 08m
Delta
Deal found 5/22$1,061
This FlightHub deal was found by Cheapflights users on 5/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:00 am
OAK
-
ICN
2 stops41h 15m
Qatar Airways
Mon 11/912:20 am
ICN
-
OAK
2 stops35h 40m
Qatar Airways
Deal found 5/21$1,098
This FlightHub deal was found by Cheapflights users on 5/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:51 pm
OAK
-
ICN
2 stops53h 24m
Qatar Airways
Sun 11/812:20 am
ICN
-
OAK
2 stops39h 19m
Qatar Airways
Deal found 5/25$1,104
This Delta deal was found by Cheapflights users on 5/21. 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.
Wed 8/196:00 am
OAK
-
ICN
1 stop17h 20m
Delta
Mon 8/317:20 pm
ICN
-
OAK
1 stop20h 29m
Delta
Deal found 5/21$1,116
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:00 am
OAK
-
ICN
1 stop17h 20m
Delta
Tue 7/284:40 pm
ICN
-
OAK
2 stops23h 10m
Delta
Deal found 5/25$1,121
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1112:30 pm
OAK
-
PUS
2 stops51h 15m
Delta
Mon 7/2010:40 am
PUS
-
OAK
2 stops29h 10m
Delta
Deal found 5/25$1,731

Find 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 May 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$976
(Alaska Airlines)

One-way from

$506
(SmartFares)

Popular in

June

Cheapest in

November

Average price

$891
Provider with most accurate pricing for San Francisco-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Seoul (SEL) flights.
Search Deals
From Oakland to South Korea
Search Deals
One-way flight from Oakland to South Korea
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 25, 2026.
Use the filters below to find and compare flights from Oakland to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Tue 9/8

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

Fri 9/11

7:20 pm-11:49 pm

1 stop20h 29m

$976

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Mon 9/7

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

Mon 9/14

7:20 pm-11:49 pm

1 stop20h 29m

$976
Quickest round-trip

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Mon 10/26

5:55 am-4:20 pm

1 stop18h 25m

Incheon Intl

Mon 11/9

6:35 pm-4:32 pm

1 stop14h 57m

$976

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sat 7/18

5:30 pm-4:50 pm

2 stops31h 20m

Incheon Intl

Tue 7/28

4:40 pm-11:46 am

2 stops35h 06m

$1,161

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Mon 9/7

6:04 am-5:30 pm

1 stop19h 26m

Incheon Intl

Thu 9/10

7:35 pm-12:49 pm

2 stops57h 14m

$1,312

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Fri 11/20

5:55 am-4:20 pm

1 stop17h 25m

Incheon Intl

Fri 11/27

6:35 pm-11:56 pm

1 stop22h 21m

$1,358

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Mon 11/2

7:42 pm-5:15 pm

2 stops52h 33m

Incheon Intl

Mon 11/23

3:00 pm-10:10 pm

3 stops48h 10m

$1,495

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Tue 6/16

7:52 am-5:30 pm

2 stops41h 38m

Incheon Intl

Thu 6/25

7:35 pm-7:33 pm

1 stop15h 58m

$1,651

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Mon 6/22

5:03 pm-4:40 pm

2 stops31h 37m

Incheon Intl

Wed 7/15

4:40 pm-11:46 am

2 stops35h 06m

$1,661

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sat 9/26

10:11 am-5:05 pm

2 stops38h 54m

Incheon Intl

Mon 10/5

3:10 pm-10:55 pm

3 stops47h 45m

$1,711

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 31 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 $1,289, Delta can have you in South Korea from Oakland, California in 15h 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 most popular routes from Oakland, California to South Korea?

    Most travelers choose Oakland - Incheon Intl, Oakland - Seoul Gimpo Intl or Oakland - Jeju City 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.

See more FAQs

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