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$331+ Cheap flights from Incheon Intl (ICN) to San Diego (SAN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SAN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Incheon Intl to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$331
(Trip.com)

Popular in

August

Cheapest in

February

Average price

$977
From Incheon Intl to San Diego
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($260 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Incheon Intl to San Diego

Cheapest flights from Incheon Intl to San Diego
Explore the most affordable flight options available from Incheon Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Trip.com deal was found by Cheapflights users on 9/11. 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.
Sat 10/258:35 pmICN - SAN
1 stop18h 30mHawaiian Airlines
Fri 10/316:15 amSAN - ICN
1 stop20h 20mHawaiian Airlines
Deal found 9/11$331
This SmartFares deal was found by Cheapflights users on 9/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:35 pmICN - SAN
1 stop15h 21mAlaska Airlines
Sat 10/184:55 pmSAN - ICN
1 stop33h 40mAlaska Airlines
Deal found 9/11$333
This SmartFares deal was found by Cheapflights users on 9/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:35 pmICN - SAN
1 stop30h 37mAlaska Airlines
Sat 11/156:38 pmSAN - ICN
1 stop30h 57mAlaska Airlines
Deal found 9/11$339
This Jetabroad deal was found by Cheapflights users on 9/11. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:35 pmICN - SAN
1 stop15h 58mAlaska Airlines
Sat 12/66:15 amSAN - ICN
2 stops19h 20mAlaska Airlines
Deal found 9/11$408
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/258:35 pmICN - SAN
2 stops26h 47mAlaska Airlines
Fri 10/319:28 amSAN - ICN
1 stop17h 07mAlaska Airlines
Deal found 9/11$414
This Jetabroad deal was found by Cheapflights users on 9/11. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/268:35 pmICN - SAN
1 stop18h 24mHawaiian Airlines
Sun 11/27:00 amSAN - ICN
2 stops18h 35mHawaiian Airlines
Deal found 9/11$469
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/268:35 pmICN - SAN
1 stop32h 21mAlaska Airlines
Sun 11/27:00 amSAN - ICN
2 stops18h 35mAlaska Airlines
Deal found 9/10$476

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to San Diego that are best for you.

Fly from

Incheon Intl

Fly to

San Diego

Route

Depart

Return

Price

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sun 10/26

8:35 pm-12:56 pm

1 stop32h 21m

San Diego

Sun 11/2

7:00 am-6:35 pm

2 stops18h 35m

$476

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Fri 11/14

9:25 pm-7:15 am

1 stop26h 50m

San Diego

Sat 11/15

1:45 pm-7:25 pm

1 stop36h 40m

$573

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Thu 12/4

8:35 pm-8:57 pm

1 stop17h 22m

San Diego

Sat 12/6

6:15 am-6:35 pm

2 stops19h 20m

$585

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 2/2

8:35 pm-8:34 am

2 stops28h 59m

San Diego

Sat 2/21

9:59 pm-6:35 pm

2 stops27h 36m

$591

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sat 12/20

8:35 pm-8:57 pm

1 stop17h 22m

San Diego

Sat 1/10

9:59 pm-6:35 pm

2 stops27h 36m

$596

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 12/1

8:35 pm-1:13 pm

1 stop33h 38m

San Diego

Thu 1/29

7:00 am-6:35 pm

1 stop18h 35m

$600

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sat 10/25

8:35 pm-8:53 pm

1 stop16h 18m

San Diego

Fri 10/31

8:08 pm-6:35 pm

2 stops30h 27m

$602

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 12/15

8:35 pm-7:33 pm

1 stop15h 58m

San Diego

Mon 12/22

6:13 pm-6:35 pm

2 stops55h 22m

$632

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 12/15

6:55 pm-9:21 pm

1 stop19h 26m

$365

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sat 11/15

9:20 pm-11:45 am

2 stops31h 25m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 14 results
1
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Best time to book a flight from Incheon Intl to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Incheon Intl 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 Incheon Intl Airport to San Diego

What is the cheapest month to book a flight from Incheon Intl Airport to San Diego?

Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to San Diego (average of $286). Flying from Incheon Intl Airport to San Diego in March is currently the most expensive (average of $366). 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 ICN to SAN?

Find hourly flight availability from Incheon Intl 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 September 11, 2025.

It’s typically best to fly out from Incheon Intl Airport to San Diego in the afternoon. Doing so could potentially save you 38% on the flight price compared to flying at noon, which is usually more expensive.

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 September 11, 2025.
Read reviews from past customers who have flown Asiana Airlines, Delta, and United Airlines from Incheon Intl Airport to San Diego. 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.
Asiana Airlines
8.2
Very good
479 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.1

Crew

8.6

Overall

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dana,Aug 2025

MNL - ICN

Air Asana helped me so much because I had previously canceled flights and they booked me. They helped me through the whole process of getting a new flight. The staff was courteous and helpful kind, and they assisted me with everything that I needed. They provided plenty of water and the food was good as well. Thank you so much to the Asana airline staff.!!
Asiana Airlines
8.2
Very good
479 reviews
Asiana Airlines
8.2
Very good
479 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.1

Crew

8.6

Overall

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dana,Aug 2025

MNL - ICN

Air Asana helped me so much because I had previously canceled flights and they booked me. They helped me through the whole process of getting a new flight. The staff was courteous and helpful kind, and they assisted me with everything that I needed. They provided plenty of water and the food was good as well. Thank you so much to the Asana airline staff.!!
Delta
8.0
Very good
7,960 reviews
Asiana Airlines
8.2
Very good
479 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.1

Crew

8.6

Overall

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dana,Aug 2025

MNL - ICN

Air Asana helped me so much because I had previously canceled flights and they booked me. They helped me through the whole process of getting a new flight. The staff was courteous and helpful kind, and they assisted me with everything that I needed. They provided plenty of water and the food was good as well. Thank you so much to the Asana airline staff.!!
United Airlines
7.4
Good
8,937 reviews
Asiana Airlines
8.2
Very good
479 reviews

Entertainment

7.8

Boarding

8.4

Comfort

8.1

Crew

8.6

Overall

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dana,Aug 2025

MNL - ICN

Air Asana helped me so much because I had previously canceled flights and they booked me. They helped me through the whole process of getting a new flight. The staff was courteous and helpful kind, and they assisted me with everything that I needed. They provided plenty of water and the food was good as well. Thank you so much to the Asana airline staff.!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl 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 Incheon Intl?

    If you book a flight to San Diego from Incheon Intl, you will be flying to San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego. There are 0 flights from Incheon Intl to San Diego per day from 3 different airlines.

  • How long is the flight from Incheon Intl Airport to San Diego?

    Airlines like Alaska Airlines and Hawaiian Airlines fly from Incheon Intl Airport to San Diego in about 26h 50m. The time it takes to get you to your destination can typically vary by up to 5h 31m. The distance between Incheon Intl Airport and San Diego is about 6086 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Incheon Intl Airport to San Diego round-trip?

    Cheapflights users have booked flights from Incheon Intl Airport to San Diego round-trip from $704. Other airlines that can offer you cheap pricing are Delta, from $705, and United Airlines, from $747. These flights start at 31% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Incheon Intl to San Diego?

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

  • Can I find deals for business class flights from Incheon Intl to San Diego?

    Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to San Diego (average of $286). Flying from Incheon Intl Airport to San Diego in March is currently the most expensive (average of $366). 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
La Mesa
Poway
Lemon Grove
Coronado
Imperial Beach
National City
Alpine

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Top 3 airlines flying from Incheon Intl to San Diego

Discover the top 3 airlines that operate flights from Incheon Intl 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$704Average$1,011FlexibilityNo cancel feeOn-time76%
DeltaCheapest$705Average$954FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$747Average$920FlexibilityNo cancel feeOn-time69%

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