HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seoul

$511+ Cheap flights from Oakland, CA (OAK) to Seoul (SEL)

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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SEL
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oakland to Seoul 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 Seoul

Cheapest flights from Oakland to Seoul
Explore the most affordable flight options available from Oakland to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This SmartFares deal was found by Cheapflights users on 12/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:10 amOAK - ICN
1 stop19h 25mMultiple Airlines
Sun 12/288:35 pmICN - OAK
1 stop20h 24mMultiple Airlines
Deal found 12/19$802
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:50 pmOAK - ICN
2 stops30h 05mDelta
Mon 12/294:10 pmICN - OAK
2 stops24h 48mDelta
Deal found 12/20$1,280
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:34 pmOAK - ICN
2 stops58h 21mDelta
Mon 12/294:10 pmICN - OAK
2 stops24h 48mDelta
Deal found 12/20$1,295
This SmartFares deal was found by Cheapflights users on 12/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:10 amOAK - ICN
1 stop19h 25mMultiple Airlines
Sun 1/258:35 pmICN - OAK
1 stop17h 05mMultiple Airlines
Deal found 12/20$1,322
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:34 pmOAK - ICN
2 stops34h 21mDelta
Mon 12/294:10 pmICN - OAK
2 stops24h 48mDelta
Deal found 12/20$1,483
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:34 pmOAK - ICN
2 stops58h 21mDelta
Mon 12/294:10 pmICN - OAK
2 stops24h 48mDelta
Deal found 12/20$1,501
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:53 amOAK - ICN
1 stop17h 27mDelta
Mon 12/298:05 pmICN - OAK
2 stops36h 59mDelta
Deal found 12/20$1,548
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:32 pmOAK - ICN
2 stops29h 03mMultiple Airlines
Mon 12/298:35 pmICN - OAK
1 stop20h 24mMultiple Airlines
Deal found 12/20$1,556
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:32 pmOAK - ICN
2 stops53h 03mMultiple Airlines
Mon 12/298:35 pmICN - OAK
1 stop20h 24mMultiple Airlines
Deal found 12/20$1,587
This Korean Air deal was found by Cheapflights users on 12/21. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/284:50 pmOAK - ICN
1 stop30h 30mMultiple Airlines
Sun 1/187:40 pmICN - OAK
1 stop18h 58mMultiple Airlines
Deal found 12/21$1,637

Find flight deals from Oakland to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Seoul (SEL). 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 December 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$616
(Alaska Airlines)

One-way from

$511
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,291
Provider with most accurate pricing for Oakland-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oakland-Seoul (SEL) flights.
Search Deals
From Oakland to Seoul (SEL)
Search Deals
One-way flight from Oakland to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to Seoul 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 December 21, 2025.
Use the filters below to find and compare flights from Oakland to Seoul that are best for you.

Fly from

Oakland

Fly to

Seoul

Route

Depart

Return

Price

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sat 1/24

8:10 am-6:35 pm

1 stop17h 25m

Incheon Intl

Sat 1/31

8:35 pm-10:28 am

1 stop30h 53m

$616

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Fri 1/23

8:10 am-6:35 pm

1 stop17h 25m

Incheon Intl

Sun 2/1

8:35 pm-11:03 am

1 stop31h 28m

$616

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Thu 1/22

8:10 am-6:35 pm

1 stop17h 25m

Incheon Intl

Sun 2/1

8:35 pm-11:03 am

1 stop31h 28m

$616

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sat 1/24

8:10 am-6:35 pm

1 stop17h 25m

Incheon Intl

Sun 2/1

8:35 pm-11:03 am

1 stop31h 28m

$616

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Wed 1/21

8:10 am-6:35 pm

1 stop17h 25m

Incheon Intl

Mon 2/9

8:35 pm-8:40 pm

1 stop17h 05m

$652

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sun 1/18

8:10 am-6:35 pm

1 stop17h 25m

Incheon Intl

Sun 2/1

8:35 pm-11:03 am

1 stop31h 28m

$657

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sun 3/29

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

Thu 4/9

7:20 pm-11:46 pm

1 stop20h 26m

$876

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Wed 4/15

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

Wed 4/22

7:20 pm-11:49 pm

1 stop20h 29m

$876

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Thu 4/9

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

Thu 5/7

7:20 pm-11:49 pm

1 stop20h 29m

$876

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Tue 3/31

5:55 am-3:20 pm

1 stop17h 25m

Incheon Intl

Fri 4/10

7:20 pm-11:46 pm

1 stop20h 26m

$876

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 43 results
1
2
3
...
5

Compare providers for flights from Oakland to Seoul

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 Seoul in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 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-Seoul flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Oakland, California-Seoul flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Oakland, California-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oakland, California-Seoul flights, Cheapflights users trust eDreams the most. eDreams 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-Seoul 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 Seoul

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

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

Currently, April is the cheapest month in which you can book a flight from Oakland, California to Seoul (average of $446). Flying from Oakland, California to Seoul in June is currently the most expensive (average of $674). 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 SEL?

Find hourly flight availability from Oakland to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 21, 2025.

It’s optimal to fly from Oakland, California to Seoul in the evening. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Oakland to Seoul. 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 Seoul?

    Most people fly from Oakland (OAK) if they book a flight from Oakland to Seoul. On average, Oakland has 0 outbound flights to Seoul per day from 0 airlines. Oakland is conveniently located just 7.0 mi from Oakland’s city center.

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

    Departing from Oakland, California to Seoul will take you 17h 40m. The distance from Oakland, California to Seoul is about 5644 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Oakland to Seoul?

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

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

    Yes. Cheapflights offers flight deals from Oakland to Seoul 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 Seoul?

    Currently, April is the cheapest month in which you can book a flight from Oakland, California to Seoul (average of $446). Flying from Oakland, California to Seoul in June is currently the most expensive (average of $674). 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.

Alternative routes for Oakland to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Incheon Intl flights
San Francisco to Incheon Intl flights
Los Angeles to Gimpo Intl flights
San Francisco to Gimpo Intl flights
Ontario to Incheon Intl flights
Las Vegas to Incheon Intl flights
San Jose to Incheon Intl flights
San Diego to Incheon Intl flights
Los Angeles to Busan flights
Ontario to Busan flights
Sacramento to Incheon Intl flights
Las Vegas to Gimpo Intl flights
San Diego to Gimpo Intl flights
Santa Ana to Incheon Intl flights
Burbank to Incheon Intl flights
Oakland to Incheon Intl flights
Long Beach to Incheon Intl flights
San Jose to Gimpo Intl flights
San Francisco to Gwangju flights
Medford to Incheon Intl flights
Reno to Incheon Intl flights
San Jose to Busan flights
Los Angeles to Jeju City flights
Los Angeles to Daegu flights
Monterey to Incheon Intl flights
Ontario to Gimpo Intl flights
San Francisco to Jeju City flights
Reno to Busan flights
Long Beach to Gimpo Intl flights
San Francisco to Busan flights
Palm Springs to Incheon Intl flights
Las Vegas to Busan flights
San Francisco to Daegu flights
San Diego to Busan flights
Santa Barbara to Incheon Intl flights
San Francisco to Cheongju flights
San Diego to Jeju City flights
San Jose to Jeju City flights
Oakland to Busan flights

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.