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$2,119+ Cheap flights from Oakland, CA (OAK) to Busan (PUS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — PUS
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Oakland to Busan

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Busan (PUS). 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$2,119
(oojo)

Popular in

December

Cheapest in

March

Average price

$974
Provider with most accurate pricing for San Francisco-Busan Gimhae flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Busan Gimhae flights.
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From Oakland to Busan Gimhae
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Highest demand for flights based on searches. 3% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Oakland to Busan

Cheapest flights from Oakland to Busan
Explore the most affordable flight options available from Oakland to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:00 am
OAK
-
PUS
2 stops21h 45m
Korean Air
Thu 6/188:00 am
PUS
-
OAK
2 stops26h 56m
Korean Air
Deal found 1/13$2,119
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:00 am
OAK
-
PUS
2 stops21h 35m
Korean Air
Wed 6/179:15 pm
PUS
-
OAK
2 stops37h 41m
Korean Air
Deal found 1/13$2,334

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to Busan 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 January 15, 2026.
Use the filters below to find and compare flights from Oakland to Busan that are best for you.

Fly from

Oakland

Fly to

Busan

Route

Depart

Return

Price

OaklandBusan

OAK - PUS

OAKPUS

Oakland

Wed 6/10

7:00 am-8:45 pm

2 stops21h 45m

Busan Gimhae

Thu 6/18

8:00 am-6:56 pm

2 stops26h 56m

$2,119

OaklandBusan

OAK - PUS

OAKPUS

Oakland

Thu 6/11

7:00 am-8:35 pm

2 stops21h 35m

Busan Gimhae

Wed 6/17

9:15 pm-6:56 pm

2 stops37h 41m

$2,334

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Best time to book a flight from Oakland to Busan

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

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

Currently, March is the cheapest month in which you can book a flight from Oakland, California to Busan (average of $832). Flying from Oakland, California to Busan in December is currently the most expensive (average of $1,593). 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.

Related info for your journey

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

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

    Korean Air can get you from Oakland, California to Busan in just under 21h 45m. Your travel time can differ by up to . There are 5644 mi between Oakland, California and Busan.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Oakland, California to Busan (average of $832). Flying from Oakland, California to Busan in December is currently the most expensive (average of $1,593). 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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