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$576+ 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
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$836
(oojo)

One-way from

$576
(oojo)

Popular in

December

Cheapest in

February

Average price

$823
Provider with most accurate pricing for San Francisco-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Seoul (SEL) flights.
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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. 8% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 15, 2025.

This oojo deal was found by Cheapflights users on 4/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/299:15 amOAK - ICN
1 stop15h 25mKorean Air
Wed 5/74:40 pmICN - OAK
1 stop15h 08mKorean Air
Deal found 4/14$836
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:55 amOAK - ICN
1 stop17h 25mDelta
Sat 10/117:40 pmICN - OAK
1 stop20h 13mDelta
Deal found 4/15$875
This Korean Air deal was found by Cheapflights users on 4/14. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/275:55 amOAK - ICN
1 stop17h 25mMultiple Airlines
Tue 8/267:40 pmICN - OAK
1 stop20h 03mMultiple Airlines
Deal found 4/14$877
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2110:10 amOAK - ICN
1 stop15h 25mAlaska Airlines
Sun 11/308:35 pmICN - OAK
1 stop20h 03mAlaska Airlines
Deal found 4/15$1,076
This FlightHub deal was found by Cheapflights users on 4/13. 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 9/239:29 amOAK - GMP
2 stops20h 21mJapan Airlines
Wed 11/512:05 pmGMP - OAK
2 stops18h 30mJapan Airlines
Deal found 4/13$1,348
This oojo deal was found by Cheapflights users on 4/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/109:15 amOAK - PUS
2 stops18h 20mKorean Air
Fri 5/233:45 pmPUS - OAK
2 stops42h 26mKorean Air
Deal found 4/14$1,386
This Hanatour deal was found by Cheapflights users on 4/14. 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 Hanatour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/178:25 amOAK - ICN
1 stop18h 35mHawaiian Airlines
Mon 8/49:25 pmICN - OAK
1 stop37h 55mHawaiian Airlines
Deal found 4/14$1,497
This oojo deal was found by Cheapflights users on 4/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:00 amOAK - ICN
2 stops42h 05mQatar Airways
Tue 10/2812:20 amICN - OAK
2 stops39h 18mQatar Airways
Deal found 4/14$1,534
This Travelocity deal was found by Cheapflights users on 4/13. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/299:15 amOAK - GMP
2 stops37h 10mMultiple Airlines
Wed 5/73:45 pmGMP - OAK
2 stops23h 59mMultiple Airlines
Deal found 4/13$1,663
This oojo deal was found by Cheapflights users on 4/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/119:15 amOAK - PUS
2 stops20h 20mJapan Airlines
Thu 5/229:20 amPUS - OAK
2 stops24h 51mJapan Airlines
Deal found 4/15$5,965

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 April 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

Tue 4/29

9:15 am-4:40 pm

1 stop15h 25m

Incheon Intl

Wed 5/7

4:40 pm-3:48 pm

1 stop15h 08m

$836

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Fri 10/3

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

Sat 10/11

7:40 pm-11:53 pm

1 stop20h 13m

$875

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sun 7/27

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

Tue 8/26

7:40 pm-11:43 pm

1 stop20h 03m

$877

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Tue 4/29

8:25 am-7:00 pm

1 stop18h 35m

Incheon Intl

Wed 5/7

9:25 pm-8:35 am

2 stops27h 10m

$1,290

OaklandSeoul

OAK - GMP

OAKGMP

Oakland

Tue 9/23

9:29 am-9:50 pm

2 stops20h 21m

Seoul Gimpo Intl

Wed 11/5

12:05 pm-1:35 pm

2 stops18h 30m

$1,348

OaklandBusan

OAK - PUS

OAKPUS

Oakland

Sat 5/10

9:15 am-7:35 pm

2 stops18h 20m

Busan Gimhae

Fri 5/23

3:45 pm-6:11 pm

2 stops42h 26m

$1,386

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sat 5/17

8:25 am-7:00 pm

1 stop18h 35m

Incheon Intl

Mon 8/4

9:25 pm-7:20 pm

1 stop37h 55m

$1,497

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Wed 10/1

7:00 am-5:05 pm

2 stops42h 05m

Incheon Intl

Tue 10/28

12:20 am-11:38 pm

2 stops39h 18m

$1,534

OaklandSeoul

OAK - GMP

OAKGMP

Oakland

Tue 4/29

9:15 am-2:25 pm

2 stops37h 10m

Seoul Gimpo Intl

Wed 5/7

3:45 pm-11:44 pm

2 stops23h 59m

$1,663

OaklandBusan

OAK - PUS

OAKPUS

Oakland

Sun 5/11

9:15 am-9:35 pm

2 stops20h 20m

Busan Gimhae

Thu 5/22

9:20 am-6:11 pm

2 stops24h 51m

$5,965

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 22 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 $1,001). Flying from Oakland, California to South Korea in June is currently the most expensive (average of $1,650). 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 April 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.

Rainfall in South Korea by month

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

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

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

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated April 15, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines from Oakland to South Korea by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,176 reviews

Crew

8.6

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,176 reviews
EVA Air
8.4
Very good
1,176 reviews

Crew

8.6

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,063 reviews
EVA Air
8.4
Very good
1,176 reviews

Crew

8.6

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,176 reviews

Crew

8.6

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
729 reviews
EVA Air
8.4
Very good
1,176 reviews

Crew

8.6

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Alaska Airlines
8.0
Very good
9,871 reviews
EVA Air
8.4
Very good
1,176 reviews

Crew

8.6

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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.

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

    For one-way options, check prices for China Airlines. According to our data, you can fly for as low as $576. Users have also found prices from $674 and $675 on Philippine Airlines and EVA Air, 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 - Busan Gimhae 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 $1,001). Flying from Oakland, California to South Korea in June is currently the most expensive (average of $1,650). 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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