HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$393+ Cheap flights from South Korea to San Diego (SAN)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SAN
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from South Korea to San Diego 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 South Korea to San Diego

Cheapest flights from South Korea to San Diego
Explore the most affordable flight options available from South Korea to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 19, 2026.

This Air Canada deal was found by Cheapflights users on 2/17. 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 4/295:45 pm
ICN
-
SAN
1 stop15h 40m
Air Canada
Fri 5/88:15 am
SAN
-
ICN
1 stop15h 50m
Air Canada
Deal found 2/17$519
This Air Canada deal was found by Cheapflights users on 2/16. 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.
Tue 4/215:45 pm
ICN
-
SAN
1 stop15h 40m
Air Canada
Tue 4/286:10 pm
SAN
-
ICN
1 stop29h 55m
Air Canada
Deal found 2/16$520
This Air Canada deal was found by Cheapflights users on 2/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:55 pm
ICN
-
SAN
1 stop15h 29m
Air Canada
Tue 3/246:05 pm
SAN
-
ICN
1 stop30h 10m
Air Canada
Deal found 2/18$558
This Air Canada deal was found by Cheapflights users on 2/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:55 pm
ICN
-
SAN
1 stop15h 29m
Air Canada
Tue 3/246:05 pm
SAN
-
ICN
1 stop30h 10m
Air Canada
Deal found 2/18$566
This Air Canada deal was found by Cheapflights users on 2/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:45 pm
ICN
-
SAN
1 stop19h 05m
Air Canada
Sun 6/78:15 am
SAN
-
ICN
1 stop15h 50m
Air Canada
Deal found 2/15$567
This Air Canada deal was found by Cheapflights users on 2/16. 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.
Tue 4/215:45 pm
ICN
-
SAN
2 stops16h 53m
Multiple Airlines
Tue 4/286:10 pm
SAN
-
ICN
1 stop29h 55m
Multiple Airlines
Deal found 2/16$662
This Air Canada deal was found by Cheapflights users on 2/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:55 pm
ICN
-
SAN
1 stop15h 29m
Air Canada
Sun 3/226:05 pm
SAN
-
ICN
1 stop30h 10m
Air Canada
Deal found 2/18$664
This Gurufare deal was found by Cheapflights users on 2/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/198:35 pm
ICN
-
SAN
1 stop19h 23m
Multiple Airlines
Tue 3/315:52 pm
SAN
-
ICN
1 stop32h 43m
Multiple Airlines
Deal found 2/19$715
This Air Canada deal was found by Cheapflights users on 2/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:55 pm
ICN
-
SAN
1 stop33h 08m
Air Canada
Sun 3/226:05 pm
SAN
-
ICN
1 stop30h 10m
Air Canada
Deal found 2/18$716
This Hanatour deal was found by Cheapflights users on 2/17. 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 3/148:35 pm
ICN
-
SAN
1 stop17h 14m
Hawaiian Airlines
Sat 3/216:09 pm
SAN
-
ICN
1 stop32h 26m
Hawaiian Airlines
Deal found 2/17$718
This Air Canada deal was found by Cheapflights users on 2/17. 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.
Fri 6/55:45 pm
ICN
-
SAN
2 stops18h 06m
Multiple Airlines
Sun 6/78:15 am
SAN
-
ICN
1 stop15h 50m
Multiple Airlines
Deal found 2/17$729
This Gotogate deal was found by Cheapflights users on 2/17. 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 4/297:15 am
PUS
-
SAN
2 stops44h 45m
Multiple Airlines
Fri 5/88:15 am
SAN
-
PUS
2 stops31h 05m
Multiple Airlines
Deal found 2/17$870

Find flight deals from South Korea to San Diego

Keep the following information in mind while searching for South Korea to San Diego flight deals. Data was last updated February 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$519
(Air Canada)

One-way from

$393
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$689
Provider with most accurate pricing for Seoul (SEL)-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-San Diego flights.
Search Deals
From South Korea to San Diego
Search Deals
One-way flight from South Korea to San Diego
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Korea to San Diego 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 February 19, 2026.
Use the filters below to find and compare flights from South Korea to San Diego that are best for you.

Fly from

South Korea

Fly to

San Diego

Route

Depart

Return

Price

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Wed 4/1

8:35 pm-9:19 pm

1 stop16h 44m

San Diego

Wed 4/8

5:52 pm-6:35 pm

1 stop32h 43m

$737

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Fri 3/6

12:45 pm-7:48 pm

2 stops24h 03m

San Diego

Mon 3/9

6:15 am-3:15 pm

2 stops17h 00m

$744

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Wed 3/4

6:00 pm-2:49 pm

1 stop13h 49m

San Diego

Sat 3/7

11:05 am-3:15 pm

1 stop35h 10m

$746

BusanSan Diego

PUS - SAN

PUSSAN

Busan Gimhae

Wed 6/3

7:10 pm-7:58 am

2 stops28h 48m

San Diego

Wed 6/17

10:10 pm-6:00 pm

2 stops51h 50m

$955

BusanSan Diego

PUS - SAN

PUSSAN

Busan Gimhae

Fri 6/5

10:40 am-6:10 pm

2 stops23h 30m

San Diego

Wed 6/17

6:15 am-8:45 pm

2 stops22h 30m

$1,054

BusanSan Diego

PUS - SAN

PUSSAN

Busan Gimhae

Mon 6/1

8:00 am-2:57 pm

2 stops22h 57m

San Diego

Wed 6/17

6:15 am-8:45 pm

2 stops22h 30m

$1,054

BusanSan Diego

PUS - SAN

PUSSAN

Busan Gimhae

Tue 3/31

4:30 pm-6:35 pm

2 stops18h 05m

San Diego

Tue 4/7

7:30 am-8:45 pm

2 stops21h 15m

$1,057

BusanSan Diego

PUS - SAN

PUSSAN

Busan Gimhae

Mon 6/1

4:30 pm-6:10 pm

2 stops17h 40m

San Diego

Fri 6/19

3:35 pm-7:45 am

2 stops24h 10m

$1,106

BusanSan Diego

PUS - SAN

PUSSAN

Busan Gimhae

Wed 6/3

4:30 pm-5:53 pm

2 stops17h 23m

San Diego

Fri 6/19

3:35 pm-7:45 am

2 stops24h 10m

$1,106

BusanSan Diego

PUS - SAN

PUSSAN

Busan Gimhae

Sat 6/6

4:30 pm-6:10 pm

2 stops17h 40m

San Diego

Wed 6/17

6:15 am-8:45 pm

2 stops22h 30m

$1,106

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 39 results
1
2
3
4

Best time to book a flight from South Korea to San Diego

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

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

Currently, September is the cheapest month in which you can book a flight from South Korea to San Diego (average of $333). Flying from South Korea to San Diego in August is currently the most expensive (average of $890). 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 SAN?

Find hourly flight availability from South Korea to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 19, 2026.

It’s typically best to fly out from South Korea to San Diego in the morning. Doing so could potentially save you 77% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from South Korea to San Diego?

Use this chart to determine the cheapest time to fly round-trip from South Korea to San Diego. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their South Korea to San Diego flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated February 19, 2026.
Read through reviews of airlines operating flights from South Korea to San Diego, such as Asiana Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.1
Very good
504 reviews

Overall

8.1

Food

8.0

Boarding

8.3

Crew

8.5

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Asiana Airlines
8.1
Very good
504 reviews
Asiana Airlines
8.1
Very good
504 reviews

Overall

8.1

Food

8.0

Boarding

8.3

Crew

8.5

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Delta
7.9
Good
8,213 reviews
Asiana Airlines
8.1
Very good
504 reviews

Overall

8.1

Food

8.0

Boarding

8.3

Crew

8.5

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
United Airlines
7.4
Good
9,322 reviews
Asiana Airlines
8.1
Very good
504 reviews

Overall

8.1

Food

8.0

Boarding

8.3

Crew

8.5

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.

Related info for your journey

Find useful and relevant information for your journey from South Korea to San Diego. 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 Diego from South Korea?

    San Diego (SAN) is the airport you will fly into if you book a flight from South Korea to San Diego. It is only a 2.6 mi journey from San Diego (SAN) to San Diego’s city center.

  • How long is the flight from South Korea to San Diego?

    A quick flight from South Korea to San Diego can take about 23h 30m. United Airlines provides one of the quickest options available for as low as $1,054. The distance from South Korea to San Diego is about 6082 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $412 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Korean Air, with prices starting from $479 and $552, respectively.

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

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

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

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

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

    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 Diego.

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

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

    Currently, September is the cheapest month in which you can book a flight from South Korea to San Diego (average of $333). Flying from South Korea to San Diego in August is currently the most expensive (average of $890). 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 San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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 South Korea to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Haneda to Los Angeles flights
New Delhi to San Francisco flights
Incheon Intl to Los Angeles flights
Mumbai to San Francisco flights
Narita to Los Angeles flights
Suvarnabhumi to Los Angeles flights
Manila to Los Angeles flights
Hyderabad to San Francisco flights
Manila to San Francisco flights
Mumbai to Los Angeles flights
Incheon Intl to San Francisco flights
Haneda to San Francisco flights
Bangalore to San Francisco flights
Taiwan Taoyuan Intl to Los Angeles flights
Hong Kong to Los Angeles flights
Taiwan Taoyuan Intl to San Francisco flights
Suvarnabhumi to Ontario flights
Hyderabad to Los Angeles flights
Hongqiao Intl to San Francisco flights
Narita to Ontario flights
Incheon Intl to Ontario flights
Gimpo Intl to Los Angeles flights
New Delhi to Los Angeles flights
Narita to San Francisco flights
Incheon Intl to Las Vegas flights
Hong Kong to San Francisco flights
Hongqiao Intl to Los Angeles flights
Ahmedabad to San Francisco flights
Haneda to Ontario flights
Pu Dong to San Francisco flights
Yerevan to Los Angeles flights
Don Mueang Intl to Los Angeles flights
Chennai to San Francisco flights
Pu Dong to Los Angeles flights
Kansai Intl to Los Angeles flights
Mumbai to San Jose flights
Hyderabad to Ontario flights
Singapore to Los Angeles flights
Ho Chi Minh City to Los Angeles flights
Ho Chi Minh City to San Francisco flights
Manila to Ontario flights
Gimpo Intl to San Francisco flights
Incheon Intl to Santa Ana flights
Mumbai to Ontario flights
Kansai Intl to San Francisco flights
Ahmedabad to Los Angeles flights
Singapore to San Francisco flights
Lahore to Los Angeles flights
Bangalore to San Jose flights

Top 3 airlines flying from South Korea to San Diego

Discover the top 3 airlines that operate flights from South Korea to San Diego. 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 February 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$636Average$834FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$638Average$639FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$660Average$775FlexibilityNo cancel feeOn-time76%

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.