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$325+ Cheap flights from South Korea to San Francisco (SFO)

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SFO
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap flight deals from South Korea to San Francisco

Keep the following information in mind while searching for South Korea to San Francisco flight deals. Data was last updated June 18, 2025.

Round-trip from

$457
(Gotogate)

One-way from

$325
(Tourvis)

Popular in

August

Cheapest in

November

Average price

$603

Good round-trip deal

$538 or less

Good one-way deal

$426 or less
From South Korea to San Francisco
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One-way flight from South Korea to San Francisco
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Highest demand for flights based on searches. 17% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from South Korea to San Francisco.
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Price to beat on a one-way flight from South Korea to San Francisco.
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Find flight deals from South Korea to San Francisco

Cheapest flights from South Korea to San Francisco
Explore the most affordable flight options available from South Korea to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Gotogate deal was found by Cheapflights users on 6/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/175:45 pmICN - SFO
1 stop32h 43mAir Canada
Wed 9/246:41 amSFO - ICN
1 stop17h 24mAir Canada
Deal found 6/18$457
This WhyPayMore deal was found by Cheapflights users on 6/16. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:20 pmICN - SFO
Nonstop10h 40mAIR PREMIA
Sun 10/193:30 pmSFO - ICN
Nonstop13h 00mAIR PREMIA
Deal found 6/16$471
This Air Canada deal was found by Cheapflights users on 6/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1010:35 amICN - SFO
2 stops20h 28mMultiple Airlines
Fri 9/127:10 amSFO - ICN
1 stop16h 55mMultiple Airlines
Deal found 6/16$472
This FlightHub deal was found by Cheapflights users on 6/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:40 pmICN - SFO
Nonstop11h 20mAsiana Airlines
Mon 1/1911:30 pmSFO - ICN
Nonstop12h 00mAsiana Airlines
Deal found 6/15$573
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2011:30 amICN - SFO
Nonstop10h 40mUnited Airlines
Sun 12/2811:45 pmSFO - ICN
Nonstop12h 55mUnited Airlines
Deal found 6/18$600
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 9/179:25 pmICN - SFO
2 stops31h 00mAlaska Airlines
Wed 10/16:00 amSFO - ICN
2 stops20h 35mAlaska Airlines
Deal found 6/16$632
This Delta deal was found by Cheapflights users on 6/18. 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 10/154:00 pmICN - SFO
Nonstop10h 40mDelta
Fri 10/244:40 pmSFO - ICN
1 stop32h 00mDelta
Deal found 6/18$646
This Gotogate deal was found by Cheapflights users on 6/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/59:00 pmPUS - SFO
1 stop39h 50mPhilippine Airlines
Thu 9/1111:55 pmSFO - PUS
1 stop27h 55mPhilippine Airlines
Deal found 6/16$701
This Gotogate deal was found by Cheapflights users on 6/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:20 amPUS - SFO
1 stop24h 10mAsiana Airlines
Sat 9/2011:30 pmSFO - PUS
1 stop26h 15mAsiana Airlines
Deal found 6/16$754
This China Airlines deal was found by Cheapflights users on 6/18. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/710:20 amPUS - SFO
1 stop26h 10mChina Airlines
Thu 9/111:05 amSFO - PUS
1 stop25h 55mChina Airlines
Deal found 6/18$817
This OneTravel deal was found by Cheapflights users on 6/18. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2711:00 amPUS - SFO
2 stops20h 03mMultiple Airlines
Sun 8/318:31 amSFO - PUS
2 stops20h 14mMultiple Airlines
Deal found 6/18$823
This Gotogate deal was found by Cheapflights users on 6/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:00 amPUS - SFO
1 stop19h 30mKorean Air
Sun 11/3011:40 amSFO - PUS
1 stop16h 05mKorean Air
Deal found 6/16$846

Cheapflights Fare Finder

Customize your flight search to find flights from South Korea to San Francisco 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 June 18, 2025.
Use the filters below to find and compare flights from South Korea to San Francisco that are best for you.

Fly from

South Korea

Fly to

San Francisco

Route

Depart

Return

Price

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

Wed 9/17

5:45 pm-10:28 am

1 stop32h 43m

San Francisco

Wed 9/24

6:41 am-4:05 pm

1 stop17h 24m

$457

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

Wed 10/8

6:20 pm-1:00 pm

Nonstop10h 40m

San Francisco

Sun 10/19

3:30 pm-8:30 pm

Nonstop13h 00m

$471

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

Wed 9/10

10:35 am-3:03 pm

2 stops20h 28m

San Francisco

Fri 9/12

7:10 am-4:05 pm

1 stop16h 55m

$472

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

Thu 10/9

8:55 pm-3:30 pm

Nonstop10h 35m

San Francisco

Fri 10/24

11:30 pm-4:30 am

Nonstop13h 00m

$578

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

Sat 9/20

4:50 pm-11:35 am

Nonstop10h 45m

San Francisco

Sun 10/19

10:35 am-3:00 pm

Nonstop12h 25m

$600

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

Wed 9/17

9:25 pm-12:25 pm

2 stops31h 00m

San Francisco

Wed 10/1

6:00 am-6:35 pm

2 stops20h 35m

$632

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

Sat 9/13

7:20 pm-8:36 am

1 stop29h 16m

San Francisco

Tue 9/23

12:50 pm-5:20 pm

Nonstop12h 30m

$643

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

Thu 9/25

8:35 pm-9:12 am

1 stop28h 37m

San Francisco

Tue 9/30

4:52 pm-6:35 pm

1 stop33h 43m

$667

BusanSan Francisco

PUS - SFO

PUSSFO

Busan Gimhae

Fri 9/5

9:00 pm-8:50 pm

1 stop39h 50m

San Francisco

Thu 9/11

11:55 pm-7:50 pm

1 stop27h 55m

$701

BusanSan Francisco

PUS - SFO

PUSSFO

Busan Gimhae

Sat 9/13

7:20 am-3:30 pm

1 stop24h 10m

San Francisco

Sat 9/20

11:30 pm-5:45 pm

1 stop26h 15m

$754

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 47 results
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Best time to book a flight from South Korea to San Francisco

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

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

Currently, January is the cheapest month in which you can book a flight from South Korea to San Francisco (average of $276). Flying from South Korea to San Francisco in June is currently the most expensive (average of $362). 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 KR to SFO?

Find hourly flight availability from South Korea to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Korea to San Francisco as you normally would.

Weekly flight availability from South Korea to San Francisco

Explore weekly flight availability from South Korea to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 18, 2025.

The most flights from KR0 to SFO are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in San Francisco by month

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

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

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

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated June 18, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from South Korea to San Francisco to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,205 reviews

Food

8.1

Crew

8.6

Entertainment

8.0

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,205 reviews
EVA Air
8.4
Very good
1,205 reviews

Food

8.1

Crew

8.6

Entertainment

8.0

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,090 reviews
EVA Air
8.4
Very good
1,205 reviews

Food

8.1

Crew

8.6

Entertainment

8.0

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,494 reviews
EVA Air
8.4
Very good
1,205 reviews

Food

8.1

Crew

8.6

Entertainment

8.0

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
742 reviews
EVA Air
8.4
Very good
1,205 reviews

Food

8.1

Crew

8.6

Entertainment

8.0

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.3
Very good
886 reviews
EVA Air
8.4
Very good
1,205 reviews

Food

8.1

Crew

8.6

Entertainment

8.0

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from South Korea to San Francisco. 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 into for flights to San Francisco from South Korea?

    If you book a flight to San Francisco from South Korea, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco.

  • How popular is this South Korea to San Francisco flight route?

    Within the past month, 40 users have taken a look at flights from South Korea to San Francisco.

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

    The cheapest airlines for a one-way flight from South Korea to San Francisco are AIR PREMIA ($325), ZIPAIR ($380), and United Airlines ($403).

  • What are the most popular routes from South Korea to San Francisco?

    The most popular route from South Korea to San Francisco is Incheon Intl - San Francisco. You may also consider Seoul Gimpo Intl - San Francisco or Busan Gimhae - San Francisco.

  • What are the most reliable airlines from South Korea to San Francisco?

    Consider AIR PREMIA (98%), Asiana Airlines (80%) or United Airlines (80%) when booking your flight. These represent the most reliable airlines when flying from South Korea to San Francisco.

  • What are the cheapest flights from South Korea to San Francisco?

    Looking for the cheapest flight from South Korea to San Francisco? While on average our users pay $1,134, our data indicates the cheapest price to be $288. The most popular route (Incheon Intl - San Francisco), is priced around $402.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from South Korea to San Francisco 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 South Korea to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from South Korea to San Francisco (average of $276). Flying from South Korea to San Francisco in June is currently the most expensive (average of $362). 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

Traveling to a place near South Korea?

Book flights to South Korea if you plan to visit one of these locations
Roseville
Mountain View
South San Francisco
Livermore
Turlock
Santa Cruz
Manteca
Fairfield
Watsonville
Antioch
Hollister
Milpitas
Newark
Hayward
Alameda
Sunnyvale
Daly City
Union City
Campbell
Capitola

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Top 6 airlines flying from South Korea to San Francisco

Discover the top 6 airlines that operate flights from South Korea to San Francisco. 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$456Average$708FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$462Average$813FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$463Average$524FlexibilityNo cancel feeOn-time67%
AIR PREMIACheapest$502Average$740FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$510Average$641FlexibilityNo cancel feeOn-time69%
DeltaCheapest$711Average$819FlexibilityNo cancel feeOn-timeN/A

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