How long does it take to fly to San Diego?

On average, it takes 17h 44m to fly from Seoul to San Diego if you fly out of Incheon (the most popular airport in Seoul) and into San Diego (the most popular airport in San Diego). If you’re flying out of Seoul and into San Diego, then the flight time is around 23h 58m.

What airlines fly to San Diego?

Delta, Asiana Airlines and United Airlines are the top three most popular airlines that fly to San Diego from Seoul according to our data. Delta is the first choice among our users, with 48% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 3 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Seoul to San Diego?

United Airlines and Japan Airlines are the most popular carriers operating from Seoul to San Diego

When did momondo last update prices for flights from Seoul to San Diego Airport?

Prices for flights from Seoul to San Diego Airport refresh daily.

How many operators does momondo search for flights from Seoul to San Diego Airport?

As of January 2026, there are 3 operators available to choose from for flights from Seoul to San Diego Airport.

How old do you have to be to fly from Seoul to San Diego Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$413 Cheap Flights from Seoul to San Diego in 2026

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Find the cheapest flights from Seoul to San Diego

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 pm - 4:05 pm

ICN

SAN

14h 20m

1 stop

8:15 am - 4:05 pm

SAN

ICN

15h 50m

1 stop

$579Air Canada

Sat, May 23 - Fri, May 29

5:45 pm - 8:50 pm

ICN

SAN

19h 05m

1 stop

8:15 am - 9:30 pm

SAN

ICN

21h 15m

2 stops

$586Multiple Airlines

Sat, May 23 - Fri, May 29

7:15 pm - 8:37 pm

ICN

SAN

18h 22m

1 stop

8:35 pm - 4:45 pm

SAN

ICN

27h 10m

2 stops

$636American Airlines

Tue, Feb 24 - Tue, Mar 3

7:15 pm - 10:50 pm

ICN

SAN

20h 35m

1 stop

10:35 pm - 4:45 pm

SAN

ICN

25h 10m

2 stops

$639American Airlines

Mon, Feb 9 - Tue, Feb 24

8:05 pm - 11:48 pm

ICN

SAN

20h 43m

2 stops

7:25 pm - 4:30 pm

SAN

ICN

28h 05m

2 stops

$645Delta

Mon, Feb 9 - Tue, Feb 24

8:05 pm - 11:46 pm

ICN

SAN

20h 41m

2 stops

3:20 pm - 4:30 pm

SAN

ICN

32h 10m

2 stops

$646Delta

Tue, Feb 24 - Tue, Mar 3

12:45 pm - 10:39 am

ICN

SAN

14h 54m

1 stop

7:45 am - 4:15 pm

SAN

ICN

15h 30m

1 stop

$673United Airlines

Thu, Feb 19 - Thu, Feb 26

12:45 pm - 11:40 pm

ICN

SAN

27h 55m

2 stops

7:45 am - 4:15 pm

SAN

ICN

15h 30m

1 stop

$678United Airlines

Thu, Feb 19 - Thu, Feb 26

12:05 pm - 8:35 am

GMP

SAN

37h 30m

2 stops

11:40 am - 6:20 pm

SAN

GMP

37h 40m

1 stop

$1,245Japan Airlines

Mon, Feb 9 - Tue, Feb 24

7:40 pm - 9:45 am

GMP

SAN

31h 05m

1 stop

11:40 am - 6:20 pm

SAN

GMP

37h 40m

1 stop

$1,266Japan Airlines

Mon, Feb 9 - Tue, Feb 24

American Airlines flights from Seoul to San Diego

Our best American Airlines deals on Seoul to San Diego flight tickets

American Airlines

Feb 24

ICN7:15 pmIncheon Intl

18h 22m

1 stop

SAN8:37 pmSan Diego

Mar 3

SAN8:35 pmSan Diego

27h 10m

2 stops

ICN4:45 pmIncheon Intl

$636

American Airlines

Feb 9

ICN7:15 pmIncheon Intl

20h 35m

1 stop

SAN10:50 pmSan Diego

Feb 24

SAN10:35 pmSan Diego

25h 10m

2 stops

ICN4:45 pmIncheon Intl

$639

Delta flights from Seoul to San Diego

Our best Delta deals on Seoul to San Diego flight tickets

Delta

Feb 9

ICN8:05 pmIncheon Intl

20h 43m

2 stops

SAN11:48 pmSan Diego

Feb 24

SAN7:25 pmSan Diego

28h 05m

2 stops

ICN4:30 pmIncheon Intl

$645

Delta

Feb 24

ICN8:05 pmIncheon Intl

20h 41m

2 stops

SAN11:46 pmSan Diego

Mar 3

SAN3:20 pmSan Diego

32h 10m

2 stops

ICN4:30 pmIncheon Intl

$646

Delta

Jan 28

ICN8:05 pmIncheon Intl

33h 41m

1 stop

SAN12:46 pmSan Diego

Jan 31

SAN1:29 pmSan Diego

34h 01m

2 stops

ICN4:30 pmIncheon Intl

$680

Fly from

Fly to

Route

Depart

Return

Price

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sat 5/23

5:45 pm-4:05 pm

1 stop14h 20m

San Diego

Fri 5/29

8:15 am-4:05 pm

1 stop15h 50m

$579

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sat 5/23

5:45 pm-8:50 pm

1 stop19h 05m

San Diego

Fri 5/29

8:15 am-9:30 pm

2 stops21h 15m

$586

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Tue 2/24

7:15 pm-8:37 pm

1 stop18h 22m

San Diego

Tue 3/3

8:35 pm-4:45 pm

2 stops27h 10m

$636

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 2/9

7:15 pm-10:50 pm

1 stop20h 35m

San Diego

Tue 2/24

10:35 pm-4:45 pm

2 stops25h 10m

$639

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 2/9

8:05 pm-11:48 pm

2 stops20h 43m

San Diego

Tue 2/24

7:25 pm-4:30 pm

2 stops28h 05m

$645

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Tue 2/24

8:05 pm-11:46 pm

2 stops20h 41m

San Diego

Tue 3/3

3:20 pm-4:30 pm

2 stops32h 10m

$646

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Thu 2/19

12:45 pm-10:39 am

1 stop14h 54m

San Diego

Thu 2/26

7:45 am-4:15 pm

1 stop15h 30m

$673

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Thu 2/19

12:45 pm-11:40 pm

2 stops27h 55m

San Diego

Thu 2/26

7:45 am-4:15 pm

1 stop15h 30m

$678

SeoulSan Diego

GMP - SAN

GMPSAN

Seoul Gimpo Intl

Mon 2/9

12:05 pm-8:35 am

2 stops37h 30m

San Diego

Tue 2/24

11:40 am-6:20 pm

1 stop37h 40m

$1,245

SeoulSan Diego

GMP - SAN

GMPSAN

Seoul Gimpo Intl

Mon 2/9

7:40 pm-9:45 am

1 stop31h 05m

San Diego

Tue 2/24

11:40 am-6:20 pm

1 stop37h 40m

$1,266

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seoul to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

How have Seoul to San Diego flight prices changed over time?

When to book flights from Seoul to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul to San Diego according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seoul to San Diego (SEL to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to San Diego

Fastest flight time	17h 44m
Direct flights	None

The fastest flight from Seoul to San Diego takes 17h 44m

There are no direct flights from Seoul to San Diego. There are no popular flight routes from Seoul to San Diego.

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How far is Seoul to San Diego by plane?
The straight-line distance from Seoul to San Diego is 6061.6 mi. By plane, this route typically takes 17h 44m.
When did momondo last update prices for flights from Seoul to San Diego Airport?
Prices for flights from Seoul to San Diego Airport refresh daily.
How many operators does momondo search for flights from Seoul to San Diego Airport?
As of January 2026, there are 3 operators available to choose from for flights from Seoul to San Diego Airport.
How old do you have to be to fly from Seoul to San Diego Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Seoul to San Diego

Compare and see reviews for airlines that fly from Seoul to San Diego with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $636	Free Cancellation	Rating 7.9 8,118 reviews	Search Delta flights
United Airlines	PriceFrom $638	Free Cancellation	Rating 7.4 9,204 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $660	Free Cancellation	Rating 8.1 501 reviews	Search Asiana Airlines flights

Coronado

Chula Vista

El Cajon

Julian

Poway

National City

Imperial Beach

San Ysidro

Borrego Springs

La Mesa

Alpine

Lemon Grove

Santee

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to San Diego?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from Seoul.

Can I find flights from Seoul to San Diego with flexible booking policies on momondo?

Flights from Seoul to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seoul to San Diego?

Once all potential Seoul to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seoul to San Diego right now. Can momondo alert me if prices change?

Price alerts on flights to San Diego from Seoul are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.