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$442+ Cheap flights from Incheon Intl (ICN) 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SAN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$623
(Trip.com)

One-way from

$442
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$974
From Incheon Intl to San Diego
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One-way flight from Incheon Intl to San Diego
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Highest demand for flights based on searches. 23% potential increase in price ($316 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Trip.com deal was found by Cheapflights users on 6/11. 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.
Tue 12/26:50 pmICN - SAN
1 stop33h 15mAir Canada
Sun 12/78:10 pmSAN - ICN
1 stop27h 55mAir Canada
Deal found 6/11$623
This WhyPayMore deal was found by Cheapflights users on 6/9. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/115:45 pmICN - SAN
1 stop14h 22mMultiple Airlines
Sat 10/1812:18 pmSAN - ICN
2 stops35h 47mMultiple Airlines
Deal found 6/9$678
This Delta deal was found by Cheapflights users on 6/12. 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.
Fri 7/47:40 pmICN - SAN
1 stop29h 00mDelta
Wed 7/307:15 pmSAN - ICN
1 stop29h 15mDelta
Deal found 6/12$680
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:40 pmICN - SAN
1 stop20h 04mAsiana Airlines
Sat 1/317:38 pmSAN - ICN
1 stop15h 52mAsiana Airlines
Deal found 6/10$715
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/184:50 pmICN - SAN
2 stops33h 23mUnited Airlines
Sun 8/312:21 pmSAN - ICN
2 stops32h 39mUnited Airlines
Deal found 6/11$736
This Korean Air deal was found by Cheapflights users on 6/11. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:20 pmICN - SAN
1 stop15h 04mKorean Air
Wed 9/37:30 amSAN - ICN
1 stop17h 00mKorean Air
Deal found 6/11$753
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 9/228:35 pmICN - SAN
2 stops27h 06mAlaska Airlines
Fri 9/2610:18 pmSAN - ICN
2 stops28h 17mAlaska Airlines
Deal found 6/11$761
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/305:25 pmICN - SAN
2 stops31h 31mAmerican Airlines
Sun 8/1710:50 amSAN - ICN
1 stop36h 40mAmerican Airlines
Deal found 6/12$890
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/209:25 pmICN - SAN
1 stop35h 05mHawaiian Airlines
Thu 7/245:45 pmSAN - ICN
1 stop33h 15mHawaiian Airlines
Deal found 6/10$1,027

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 June 12, 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

Tue 12/2

6:50 pm-11:05 am

1 stop33h 15m

San Diego

Sun 12/7

8:10 pm-5:05 pm

1 stop27h 55m

$623

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sat 10/11

5:45 pm-4:07 pm

1 stop14h 22m

San Diego

Sat 10/18

12:18 pm-4:05 pm

2 stops35h 47m

$678

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Fri 7/4

7:40 pm-8:40 am

1 stop29h 00m

San Diego

Wed 7/30

7:15 pm-4:30 pm

1 stop29h 15m

$680

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 8/18

4:50 pm-10:13 am

2 stops33h 23m

San Diego

Sun 8/31

2:21 pm-3:00 pm

2 stops32h 39m

$736

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 9/22

8:35 pm-7:41 am

2 stops27h 06m

San Diego

Thu 9/25

10:18 pm-6:35 pm

2 stops28h 17m

$752

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 8/18

7:20 pm-6:24 pm

1 stop15h 04m

San Diego

Wed 9/3

7:30 am-4:30 pm

1 stop17h 00m

$753

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Mon 9/22

8:40 pm-7:46 pm

1 stop15h 06m

San Diego

Fri 9/26

11:08 am-4:20 am

1 stop25h 12m

$757

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Wed 7/30

5:25 pm-8:56 am

2 stops31h 31m

San Diego

Sun 8/17

10:50 am-3:30 pm

1 stop36h 40m

$890

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sun 7/20

9:25 pm-4:30 pm

1 stop35h 05m

San Diego

Thu 7/24

5:45 pm-7:00 pm

1 stop33h 15m

$1,027

IncheonSan Diego

ICN - SAN

ICNSAN

Incheon Intl

Sat 9/20

9:05 pm-12:08 pm

1 stop31h 03m

$442

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 23 results
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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 June 12, 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.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 June 12, 2025.
To help decide which airline to fly from Seoul to San Diego, see what other customers have to say about EVA Air, Korean Air and Asiana Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Singapore Airlines
8.1
Very good
1,302 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very good
7,950 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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.

  • 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 $623. Other airlines that can offer you cheap pricing are Delta, from $680, and United Airlines, from $736. These flights start at 40% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Incheon Intl Airport to San Diego one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $599. Delta flights start at $607 while deals on United Airlines start at $616 one-way.

  • 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 Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Imperial Beach
La Mesa
Alpine
Lemon Grove
Poway
Santee
Coronado

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$705Average$958FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$765Average$920FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$774Average$1,598FlexibilityNo cancel feeOn-time76%

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