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Incheon Intl

$404+ Cheap flights from San Diego (SAN) to Incheon Intl (ICN)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — ICN
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from San Diego to Incheon Intl

Cheapest flights from San Diego to Incheon Intl
Explore the most affordable flight options available from San Diego to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/25. 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 3/78:26 pm
SAN
-
ICN
1 stop29h 09m
Multiple Airlines
Sat 3/148:35 pm
ICN
-
SAN
1 stop36h 11m
Multiple Airlines
Deal found 1/25$814
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Tue 3/107:26 pm
SAN
-
ICN
1 stop31h 09m
Multiple Airlines
Sun 3/158:35 pm
ICN
-
SAN
1 stop18h 28m
Multiple Airlines
Deal found 1/23$821
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 3/108:26 pm
SAN
-
ICN
1 stop30h 09m
Multiple Airlines
Fri 3/208:35 pm
ICN
-
SAN
1 stop19h 23m
Multiple Airlines
Deal found 1/26$823
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Sun 4/59:56 pm
SAN
-
ICN
2 stops25h 49m
Multiple Airlines
Sun 4/266:20 pm
ICN
-
SAN
1 stop33h 21m
Multiple Airlines
Deal found 1/23$824
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Sat 1/247:03 pm
SAN
-
ICN
1 stop30h 32m
Multiple Airlines
Sat 1/318:35 pm
ICN
-
SAN
1 stop30h 32m
Multiple Airlines
Deal found 1/23$827
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/46:05 pm
SAN
-
ICN
1 stop28h 55m
Multiple Airlines
Wed 2/181:45 pm
ICN
-
SAN
2 stops39h 18m
Multiple Airlines
Deal found 1/26$828
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Fri 4/311:58 am
SAN
-
ICN
2 stops35h 47m
Multiple Airlines
Sun 4/266:20 pm
ICN
-
SAN
1 stop33h 21m
Multiple Airlines
Deal found 1/23$831
This Kiwi.com deal was found by Cheapflights users on 1/24. 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.
Mon 3/304:29 pm
SAN
-
ICN
2 stops55h 16m
Multiple Airlines
Wed 4/226:20 pm
ICN
-
SAN
1 stop33h 21m
Multiple Airlines
Deal found 1/24$837
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Tue 4/78:59 pm
SAN
-
ICN
1 stop31h 31m
Multiple Airlines
Tue 4/219:10 pm
ICN
-
SAN
2 stops54h 31m
Multiple Airlines
Deal found 1/25$841
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Sat 4/42:51 pm
SAN
-
ICN
2 stops46h 29m
Multiple Airlines
Sun 4/266:20 pm
ICN
-
SAN
1 stop33h 21m
Multiple Airlines
Deal found 1/23$847

Find flight deals from San Diego to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Incheon Intl (ICN). 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$814
(Alaska Airlines)

One-way from

$404
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,243
Provider with most accurate pricing for San Diego-Incheon Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Incheon Intl flights.
Search Deals
From San Diego to Incheon Intl
Search Deals
One-way flight from San Diego to Incheon Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($228 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Incheon Intl 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 January 26, 2026.
Use the filters below to find and compare flights from San Diego to Incheon Intl Airport that are best for you.

Fly from

San Diego

Fly to

Incheon Intl

Route

Depart

Return

Price

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Sat 3/7

8:26 pm-6:35 pm

1 stop29h 09m

Incheon Intl

Sat 3/14

8:35 pm-4:46 pm

1 stop36h 11m

$814

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Tue 3/10

8:26 pm-6:35 pm

1 stop30h 09m

Incheon Intl

Fri 3/20

8:35 pm-11:58 pm

1 stop19h 23m

$823

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Tue 3/10

4:45 pm-6:35 pm

1 stop33h 50m

Incheon Intl

Thu 3/19

8:35 pm-7:47 pm

1 stop15h 12m

$900

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Wed 2/4

11:08 am-5:40 am

2 stops25h 32m

Incheon Intl

Wed 2/18

12:45 pm-8:51 pm

2 stops25h 06m

$908

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Wed 2/11

8:37 pm-4:15 pm

2 stops26h 38m

Incheon Intl

Sun 2/22

12:45 pm-8:49 pm

1 stop25h 04m

$908

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Sun 3/22

8:50 pm-3:15 pm

2 stops26h 25m

Incheon Intl

Wed 4/8

11:30 am-10:38 pm

1 stop27h 08m

$910

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Mon 4/13

11:01 am-4:20 am

2 stops25h 19m

Incheon Intl

Tue 4/21

11:30 am-11:55 am

1 stop16h 25m

$915

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Sun 4/26

11:01 am-4:20 am

2 stops25h 19m

Incheon Intl

Thu 5/7

4:50 pm-5:24 pm

2 stops16h 34m

$915

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Mon 4/20

11:01 am-4:20 am

2 stops25h 19m

Incheon Intl

Thu 5/7

11:30 am-11:54 am

1 stop16h 24m

$915

San DiegoIncheon

SAN - ICN

SANICN

San Diego

Sun 3/8

6:15 am-3:15 pm

2 stops17h 00m

Incheon Intl

Sun 3/15

11:45 am-7:48 pm

2 stops24h 03m

$915

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 19 results
1
2

Compare providers for flights from San Diego to Incheon Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Incheon Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
JetabroadPrice Accuracy3 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Incheon Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Incheon Intl

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

How far ahead should I book a flight from San Diego to Incheon Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Incheon Intl. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from San Diego to Incheon Intl Airport, you should look to book at least 82 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from San Diego to Incheon Intl Airport (average of $605). Flying from San Diego to Incheon Intl Airport 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.

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated January 26, 2026.
Peruse reviews from past customers who have flown with Korean Air, Asiana Airlines, and Delta from San Diego to Incheon Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

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
1,188 reviews
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

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
8.1
Very good
501 reviews
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

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
8,113 reviews
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

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
9,198 reviews
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

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
10,656 reviews
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Boarding

8.5

Overall

8.4

Entertainment

8.2

Crew

8.7

Food

8.1

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 Incheon Intl. 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 Incheon Intl?

    Located just 2.6 mi from the city center, San Diego is the airport most travelers will use when flying to Incheon Intl from San Diego. Booking flights from San Diego (SAN) to Incheon Intl should be relatively easy as there are 0 daily outbound flights to Incheon Intl from 7 different airlines.

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

    For as low as $908, United Airlines can have you in Incheon Intl Airport from San Diego in 25h 32m. The distance from San Diego to Incheon Intl Airport is about 6086 mi.

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

    Currently priced at $715, Alaska Airlines will fly you from San Diego to Incheon Intl Airport and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Delta - these airlines can fly you to your destination from $786 and $815, respectively. You may be able to fly from San Diego to Incheon Intl Airport for 38% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $422. Asiana Airlines flights start at $448 while deals on United Airlines start at $468 one-way.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Diego to Incheon Intl Airport (average of $605). Flying from San Diego to Incheon Intl Airport 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

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam

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Alternative routes for San Diego to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from San Diego to Incheon Intl

Discover the top 7 airlines that operate flights from San Diego to Incheon Intl. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$715Average$882FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$786Average$1,129FlexibilityNo cancel feeOn-time67%
DeltaCheapest$815Average$1,099FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$838Average$1,133FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$862Average$1,172FlexibilityNo cancel feeOn-time85%
Korean AirCheapest$921Average$1,270FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$937Average$1,039FlexibilityNo cancel feeOn-time76%

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