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$314+ Cheap flights from San Diego (SAN) to South Korea

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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — ICN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from San Diego to South Korea

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

This United Airlines deal was found by Cheapflights users on 12/18. 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 12/276:15 amSAN - ICN
1 stop17h 00mUnited Airlines
Wed 1/1412:45 pmICN - SAN
1 stop15h 01mUnited Airlines
Deal found 12/18$916
This Delta deal was found by Cheapflights users on 12/18. 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.
Sun 12/285:03 pmSAN - ICN
1 stop30h 17mDelta
Wed 1/148:05 pmICN - SAN
1 stop17h 38mDelta
Deal found 12/18$921
This United Airlines deal was found by Cheapflights users on 12/18. 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.
Sun 12/285:40 pmSAN - ICN
1 stop29h 35mUnited Airlines
Tue 1/1312:45 pmICN - SAN
1 stop15h 01mUnited Airlines
Deal found 12/18$1,007
This United Airlines deal was found by Cheapflights users on 12/18. 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.
Wed 12/244:10 pmSAN - ICN
2 stops31h 05mUnited Airlines
Mon 1/1912:45 pmICN - SAN
2 stops27h 57mUnited Airlines
Deal found 12/18$1,065
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:03 pmSAN - ICN
2 stops30h 27mDelta
Mon 1/198:05 pmICN - SAN
1 stop19h 37mDelta
Deal found 12/17$1,167
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:55 pmSAN - ICN
1 stop27h 20mUnited Airlines
Mon 12/296:00 pmICN - SAN
1 stop17h 43mUnited Airlines
Deal found 12/17$1,233
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:15 amSAN - ICN
1 stop21h 15mMultiple Airlines
Sun 1/1110:50 pmICN - SAN
1 stop38h 33mMultiple Airlines
Deal found 12/17$1,270
This Trip.com deal was found by Cheapflights users on 12/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:40 amSAN - GMP
1 stop37h 40mJapan Airlines
Wed 12/248:00 amGMP - SAN
1 stop18h 45mJapan Airlines
Deal found 12/16$1,564
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:59 pmSAN - GMP
2 stops33h 06mMultiple Airlines
Wed 12/248:00 amGMP - SAN
1 stop18h 45mMultiple Airlines
Deal found 12/16$1,906
This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:40 amSAN - GMP
1 stop37h 40mJapan Airlines
Wed 12/318:00 amGMP - SAN
1 stop18h 45mJapan Airlines
Deal found 12/16$2,202
This oojo deal was found by Cheapflights users on 12/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2211:40 amSAN - GMP
1 stop30h 15mJapan Airlines
Mon 12/298:00 amGMP - SAN
1 stop18h 45mJapan Airlines
Deal found 12/17$2,214
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:45 pmSAN - GMP
2 stops28h 50mANA
Fri 1/167:45 amGMP - SAN
2 stops29h 09mANA
Deal found 12/17$2,228

Find flight deals from San Diego to South Korea

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$704
(Kiwi.com)

One-way from

$314
(Expedia)

Popular in

July

Cheapest in

February

Average price

$1,262
Provider with most accurate pricing for San Diego-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Seoul (SEL) flights.
Search Deals
From San Diego to South Korea
Search Deals
One-way flight from San Diego to South Korea
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($302 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($52 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 San Diego to South Korea 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 18, 2025.
Use the filters below to find and compare flights from San Diego to South Korea that are best for you.

Fly from

San Diego

Fly to

South Korea

Route

Depart

Return

Price

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Fri 2/13

6:50 am-4:30 pm

1 stop16h 40m

Incheon Intl

Sun 2/22

7:40 pm-11:46 pm

1 stop21h 06m

$716

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Wed 2/11

6:15 am-6:35 pm

1 stop19h 20m

Incheon Intl

Sun 2/22

8:35 pm-11:03 pm

1 stop19h 28m

$716

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Mon 2/2

5:45 pm-4:30 pm

2 stops29h 45m

Incheon Intl

Wed 2/11

8:05 pm-10:42 pm

1 stop19h 37m

$720

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Mon 1/12

7:00 am-4:30 pm

1 stop16h 30m

Incheon Intl

Thu 2/5

8:05 pm-10:42 pm

1 stop19h 37m

$766

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Wed 2/11

11:08 am-5:40 am

2 stops25h 32m

Incheon Intl

Sun 2/22

6:00 pm-8:49 pm

1 stop19h 49m

$807

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Wed 2/4

7:00 am-4:30 pm

1 stop16h 30m

Incheon Intl

Wed 2/18

8:05 pm-5:50 pm

1 stop14h 45m

$816

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Wed 1/14

7:45 am-4:15 pm

1 stop15h 30m

Incheon Intl

Wed 1/28

12:45 pm-11:42 pm

2 stops27h 57m

$820

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Fri 1/30

7:03 pm-4:30 pm

2 stops28h 27m

Incheon Intl

Fri 2/6

8:05 pm-11:48 pm

2 stops20h 43m

$820

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Thu 1/15

7:35 pm-4:30 pm

2 stops27h 55m

Incheon Intl

Thu 1/22

8:05 pm-10:47 pm

2 stops19h 42m

$820

San DiegoSeoul

SAN - GMP

SANGMP

San Diego

Wed 1/28

7:00 am-10:05 pm

2 stops22h 05m

Seoul Gimpo Intl

Fri 2/6

7:40 pm-4:30 pm

2 stops37h 50m

$900

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 44 results
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Best time to book a flight from San Diego to South Korea

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

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

Currently, September is the cheapest month in which you can book a flight from San Diego to South Korea (average of $589). Flying from San Diego to South Korea in June is currently the most expensive (average of $960). 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 SAN to KR?

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

It’s typically best to fly out from San Diego to South Korea at noon. Doing so could potentially save you 45% on the flight price compared to flying in the morning, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from San Diego to South Korea. Price data was last updated on December 16, 2024.

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

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown Korean Air, Asiana Airlines, and Delta from San Diego to South Korea. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

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
1,186 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

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.
Asiana Airlines
8.2
Very good
493 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

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
7.9
Good
8,005 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

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.
United Airlines
7.4
Good
9,092 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

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.
Air Canada
7.1
Good
10,534 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

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 Diego to South Korea. 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 San Diego to South Korea?

    Most people fly from San Diego (SAN) if they book a flight from San Diego to South Korea. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

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

    There are many flights that can get you from San Diego to South Korea in 16h 40m. Fly via Delta, Japan Airlines, or Korean Air to get the fastest option. The distance between San Diego and South Korea is about 6086 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 San Diego to South Korea one-way?

    The cheapest airlines for a one-way flight from San Diego to South Korea are Alaska Airlines ($422), Asiana Airlines ($440), and United Airlines ($468).

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

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

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Diego to South Korea (average of $589). Flying from San Diego to South Korea in June is currently the most expensive (average of $960). 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

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Top 6 airlines flying from San Diego to South Korea

Discover the top 6 airlines that operate flights from San Diego to South Korea. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$786Average$1,134FlexibilityNo cancel feeOn-time67%
DeltaCheapest$815Average$1,121FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$861Average$1,206FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$862Average$1,172FlexibilityNo cancel feeOn-time85%
Asiana AirlinesCheapest$937Average$1,058FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,057Average$1,431FlexibilityNo cancel feeOn-time81%

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