HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Busan

$556+ Cheap flights from San Francisco (SFO) to Busan (PUS)

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PUS
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Busan 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 San Francisco to Busan

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$912
(Kiwi.com)

One-way from

$556
(oojo)

Popular in

December

Cheapest in

March

Average price

$953
Provider with most accurate pricing for San Francisco-Busan Gimhae flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Busan Gimhae flights.
Search Deals
From San Francisco to Busan Gimhae
Search Deals
One-way flight from San Francisco to Busan Gimhae
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from San Francisco to Busan

Cheapest flights from San Francisco to Busan
Explore the most affordable flight options available from San Francisco to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2025.

This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3010:50 pmSFO - PUS
1 stop41h 00mVietnam Airlines
Sat 9/1310:00 amPUS - SFO
1 stop24h 40mVietnam Airlines
Deal found 3/20$908
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2511:55 pmSFO - PUS
2 stops28h 20mMultiple Airlines
Tue 4/17:45 pmPUS - SFO
1 stop33h 15mMultiple Airlines
Deal found 3/20$912
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2512:40 pmSFO - PUS
1 stop16h 05mKorean Air
Tue 4/14:30 pmPUS - SFO
1 stop34h 10mKorean Air
Deal found 3/20$941
This Delta deal was found by Cheapflights users on 3/20. 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 8/306:05 amSFO - PUS
2 stops21h 30mDelta
Sat 9/1310:40 amPUS - SFO
2 stops24h 46mDelta
Deal found 3/20$983
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/291:05 amSFO - PUS
1 stop37h 55mCathay Pacific
Sat 9/137:45 amPUS - SFO
1 stop31h 10mCathay Pacific
Deal found 3/20$989
This Ovago deal was found by Cheapflights users on 3/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/101:05 amSFO - PUS
1 stop25h 55mChina Airlines
Sun 5/2512:15 pmPUS - SFO
1 stop23h 40mChina Airlines
Deal found 3/21$994

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco 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 March 21, 2025.
Use the filters below to find and compare flights from San Francisco to Busan that are best for you.

Fly from

San Francisco

Fly to

Busan

Route

Depart

Return

Price

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Sat 8/30

10:50 pm-7:50 am

1 stop41h 00m

Busan Gimhae

Sat 9/13

10:00 am-6:40 pm

1 stop24h 40m

$908

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Sat 8/30

6:05 am-7:35 pm

2 stops21h 30m

Busan Gimhae

Sat 9/13

10:40 am-7:26 pm

2 stops24h 46m

$983

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Fri 8/29

1:05 am-7:00 am

1 stop37h 55m

Busan Gimhae

Sat 9/13

7:45 am-10:55 pm

1 stop31h 10m

$989

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Sat 5/10

1:05 am-7:00 pm

1 stop25h 55m

Busan Gimhae

Sun 5/25

12:15 pm-7:55 pm

1 stop23h 40m

$994

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Mon 5/5

4:45 pm-1:15 pm

1 stop28h 30m

Busan Gimhae

Mon 5/12

7:50 am-2:45 pm

1 stop22h 55m

$1,005

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Mon 4/28

1:05 am-7:00 pm

1 stop25h 55m

$556

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Fri 5/9

4:45 pm-1:00 pm

2 stops52h 15m

$574

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Tue 4/29

11:10 pm-7:00 am

1 stop39h 50m

$615

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Sun 4/6

10:50 pm-7:50 am

1 stop41h 00m

$771

San FranciscoBusan

SFO - PUS

SFOPUS

San Francisco

Tue 4/29

11:30 am-6:20 am

1 stop26h 50m

$809

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 11 results
1
2

Compare providers for flights from San Francisco to Busan

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 San Francisco to Busan in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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 San Francisco-Busan flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Busan flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Busan flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Busan flights, Cheapflights users trust FlightHub the most. FlightHub 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 San Francisco-Busan 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 San Francisco to Busan

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

What is the cheapest month to book a flight from San Francisco to Busan?

Currently, August is the cheapest month in which you can book a flight from San Francisco to Busan (average of $1,166). Flying from San Francisco to Busan in December is currently the most expensive (average of $2,247). 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 SFO to PUS?

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

Unlike in the morning, when flights are generally more expensive, you can save up to 35% on flights from San Francisco to Busan by exploring options for tickets at noon.

Rainfall in Busan by month

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

In terms of precipitation, rainfall in Busan ranges from 0.9 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. December is typically the driest time to visit Busan when rainfall is around 0.9 in.

Temperature in Busan by month

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

If weather is an important factor for your trip to Busan, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Busan

Get insights into the airlines that provide service to Busan. 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 Busan. Reviews last updated March 21, 2025.
Korean Air
8.4
Very good
1,046 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,046 reviews
Korean Air
8.4
Very good
1,046 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
China Airlines
8.2
Very good
723 reviews
Korean Air
8.4
Very good
1,046 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,279 reviews
Korean Air
8.4
Very good
1,046 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,895 reviews
Korean Air
8.4
Very good
1,046 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Vietnam Airlines
7.6
Good
191 reviews
Korean Air
8.4
Very good
1,046 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

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

  • What are the cheapest airlines flying from San Francisco to Busan round-trip?

    Our cheapest airline available from San Francisco to Busan is Korean Air. Our recent data shows that you can find tickets from as low as $941 on this airline. Additional options worth looking into are China Airlines and Cathay Pacific, starting at $994 and $1,013 round-trip. Korean Air is 26% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Francisco to Busan one-way?

    The cheapest airline one-way is China Airlines, with whom users have recently found tickets for as low as $556. However, be on the lookout for offers from Cathay Pacific and Vietnam Airlines, as they are both options that can get you from San Francisco to Busan for a low price.

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

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

  • How can I find direct flights from San Francisco to Busan?

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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 San Francisco to Busan?

    Currently, August is the cheapest month in which you can book a flight from San Francisco to Busan (average of $1,166). Flying from San Francisco to Busan in December is currently the most expensive (average of $2,247). 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 San Francisco to Busan

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
San Jose to Incheon Intl flights
Oakland to Incheon Intl flights
Santa Ana to Incheon Intl flights
Las Vegas to Incheon Intl flights
San Diego to Incheon Intl flights
Burbank to Incheon Intl flights
Los Angeles to Busan flights
San Diego to Gimpo Intl flights
Las Vegas to Gimpo Intl flights
Sacramento to Incheon Intl flights
San Jose to Gimpo Intl flights
Long Beach to Incheon Intl flights
Oakland to Busan flights
Reno to Incheon Intl flights
Ontario to Gimpo Intl flights
Ontario to Busan flights
Palm Springs to Incheon Intl flights
Los Angeles to Jeju City flights
Santa Ana to Busan flights
San Francisco to Jeju City flights
Los Angeles to Daegu flights
San Diego to Jeju City flights
Monterey to Incheon Intl flights
Santa Barbara to Incheon Intl flights
San Jose to Busan flights
Los Angeles to Cheongju flights
Long Beach to Gimpo Intl flights
San Francisco to Gwangju flights
San Diego to Busan flights
Las Vegas to Busan flights
Medford to Incheon Intl flights
Ontario to Jeju City flights
Fresno to Busan flights

Top 3 airlines flying from San Francisco to Busan

Discover the top 3 airlines that operate flights from San Francisco to Busan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$896Average$1,112FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$979Average$1,388FlexibilityNo cancel feeOn-time70%
DeltaCheapest$1,115Average$1,775FlexibilityNo cancel feeOn-timeN/A
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.