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Cheap flights from Incheon Intl Airport to San Diego from $437

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to San Diego departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Incheon Intl Airport to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:35 pm - 7:39 pm
ICN
-
SAN
16h 04m
1 stop
Alaska Airlines Logo
7:15 am - 5:30 pm
SAN
-
ICN
18h 15m
1 stop
$717Alaska Airlines
Fri, May 8 - Mon, May 11
Alaska Airlines Logo
7:35 pm - 3:53 pm
ICN
-
SAN
36h 18m
1 stop
Alaska Airlines Logo
7:15 am - 5:30 pm
SAN
-
ICN
18h 15m
1 stop
$721Alaska Airlines
Fri, May 8 - Mon, May 11
Air Canada Logo
5:45 pm - 4:12 pm
ICN
-
SAN
14h 27m
1 stop
Air Canada Logo
4:55 pm - 4:05 pm
SAN
-
ICN
31h 10m
1 stop
$723Air Canada
Wed, Sep 16 - Wed, Oct 21
Multiple Airlines Logo
5:45 pm - 6:35 pm
ICN
-
SAN
16h 50m
2 stops
Multiple Airlines Logo
4:55 pm - 4:05 pm
SAN
-
ICN
31h 10m
1 stop
$742Multiple Airlines
Wed, Sep 16 - Wed, Oct 21
Alaska Airlines Logo
7:35 pm - 8:56 pm
ICN
-
SAN
17h 21m
1 stop
Alaska Airlines Logo
9:00 am - 5:30 pm
SAN
-
ICN
16h 30m
1 stop
$797Alaska Airlines
Wed, Sep 16 - Wed, Oct 21
Asiana Airlines Logo
12:40 pm - 11:35 am
ICN
-
SAN
14h 55m
1 stop
Asiana Airlines Logo
7:44 pm - 4:55 am
SAN
-
ICN
17h 11m
1 stop
$823Asiana Airlines
Wed, Sep 16 - Wed, Oct 21
Asiana Airlines Logo
12:40 pm - 11:35 am
ICN
-
SAN
14h 55m
1 stop
Asiana Airlines Logo
5:00 pm - 5:00 am
SAN
-
ICN
20h 00m
1 stop
$828Asiana Airlines
Tue, Sep 15 - Sun, Oct 11
Alaska Airlines Logo
7:35 pm - 7:38 pm
ICN
-
SAN
16h 03m
1 stop
Alaska Airlines Logo
7:15 am - 5:30 pm
SAN
-
ICN
18h 15m
1 stop
$829Alaska Airlines
Thu, May 21 - Fri, Jun 5
Multiple Airlines Logo
8:50 pm - 9:32 pm
ICN
-
SAN
16h 42m
1 stop
Multiple Airlines Logo
6:00 pm - 4:55 am
SAN
-
ICN
18h 55m
1 stop
$830Multiple Airlines
Wed, Sep 16 - Wed, Oct 21
Alaska Airlines Logo
7:35 pm - 3:00 pm
ICN
-
SAN
35h 25m
1 stop
Alaska Airlines Logo
12:28 pm - 5:30 pm
SAN
-
ICN
37h 02m
1 stop
$844Alaska Airlines
Sun, May 17 - Sat, May 23

Alaska Airlines flights from Incheon Intl Airport to San Diego

Our best Alaska Airlines deals on Incheon Intl Airport to San Diego flight tickets
Alaska Airlines
May 8
ICN7:35 pmIncheon Intl
16h 04m
1 stop
SAN7:39 pmSan Diego
May 11
SAN7:15 amSan Diego
18h 15m
1 stop
ICN5:30 pmIncheon Intl
$717
Alaska Airlines
May 8
ICN7:35 pmIncheon Intl
36h 18m
1 stop
SAN3:53 pmSan Diego
May 11
SAN7:15 amSan Diego
18h 15m
1 stop
ICN5:30 pmIncheon Intl
$721
Alaska Airlines
Sep 16
ICN7:35 pmIncheon Intl
17h 21m
1 stop
SAN8:56 pmSan Diego
Oct 21
SAN9:00 amSan Diego
16h 30m
1 stop
ICN5:30 pmIncheon Intl
$797

United Airlines flights from Incheon Intl Airport to San Diego

Our best United Airlines deals on Incheon Intl Airport to San Diego flight tickets
United Airlines
May 8
ICN11:30 amIncheon Intl
28h 58m
1 stop
SAN12:28 amSan Diego
May 11
SAN6:05 pmSan Diego
18h 15m
2 stops
ICN4:20 amIncheon Intl
$877
United Airlines
May 8
ICN11:30 amIncheon Intl
25h 08m
1 stop
SAN8:38 pmSan Diego
May 11
SAN6:05 pmSan Diego
18h 15m
2 stops
ICN4:20 amIncheon Intl
$881
United Airlines
May 4
ICN11:30 amIncheon Intl
24h 32m
2 stops
SAN8:02 pmSan Diego
May 11
SAN6:05 pmSan Diego
18h 15m
2 stops
ICN4:20 amIncheon Intl
$882

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport 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, momondo users made 832,500 searches. Data last updated March 24, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Fri 5/8

7:35 pm-7:39 pm

1 stop16h 04m

San Diego

Mon 5/11

7:15 am-5:30 pm

1 stop18h 15m

$717

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Fri 5/8

7:35 pm-3:53 pm

1 stop36h 18m

San Diego

Mon 5/11

7:15 am-5:30 pm

1 stop18h 15m

$721

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Wed 9/16

5:45 pm-4:12 pm

1 stop14h 27m

San Diego

Wed 10/21

4:55 pm-4:05 pm

1 stop31h 10m

$723

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Wed 9/16

5:45 pm-6:35 pm

2 stops16h 50m

San Diego

Wed 10/21

4:55 pm-4:05 pm

1 stop31h 10m

$742

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Wed 9/16

7:35 pm-8:56 pm

1 stop17h 21m

San Diego

Wed 10/21

9:00 am-5:30 pm

1 stop16h 30m

$797
Quickest round-trip

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Wed 9/16

12:40 pm-11:35 am

1 stop14h 55m

San Diego

Wed 10/21

7:44 pm-4:55 am

1 stop17h 11m

$823

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Tue 9/15

12:40 pm-11:35 am

1 stop14h 55m

San Diego

Sun 10/11

5:00 pm-5:00 am

1 stop20h 00m

$828

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Thu 5/21

7:35 pm-7:38 pm

1 stop16h 03m

San Diego

Fri 6/5

7:15 am-5:30 pm

1 stop18h 15m

$829

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Wed 9/16

8:50 pm-9:32 pm

1 stop16h 42m

San Diego

Wed 10/21

6:00 pm-4:55 am

1 stop18h 55m

$830

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sun 5/17

7:35 pm-3:00 pm

1 stop35h 25m

San Diego

Sat 5/23

12:28 pm-5:30 pm

1 stop37h 02m

$844

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Incheon Intl Airport 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

What is the typical price of a round-trip flight between Incheon Intl Airport and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of September, then departing from Incheon Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $595.

How have Incheon Intl Airport to San Diego flight prices changed over time?

As of March 2026, prices for Incheon Intl Airport to San Diego flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Incheon Intl Airport to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to San Diego (ICN to SAN) flight deals and tips

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

Fastest flight time

14h 48m

Direct flights

None
The fastest flight from Incheon Intl Airport to San Diego takes 14h 48m
There are no direct flights from Incheon Intl Airport to San Diego. There are no popular flight routes from Incheon Intl Airport to San Diego.
Search flight deals

  • How far is Incheon Intl to San Diego by plane?

    There are 6088.5 mi between Incheon Intl and San Diego. 14h 48m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Incheon Intl Airport to San Diego Airport?

    Prices for flights from Incheon Intl Airport to San Diego Airport are updated daily.

  • How many operators does momondo search for flights from Incheon Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Incheon Intl Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport 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.

  • What is the most popular airline from Incheon Intl Airport to San Diego?

Best airlines flying from Incheon Intl Airport to San Diego

Compare and see reviews for airlines that fly from Incheon Intl Airport to San Diego with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $636Free CancellationRating
7.9
8,319 reviews
Search Delta flights
United AirlinesPriceFrom $638Free CancellationRating
7.4
9,467 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $660Free CancellationRating
8.1
506 reviews
Search Asiana Airlines flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
Poway
San Ysidro
Imperial Beach
La Mesa
Borrego Springs
Alpine
Santee
Lemon Grove

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Yes. momondo enables you to select and highlight flights to San Diego from Seoul with this policy.

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