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$462+ Cheap flights from Incheon Intl (ICN) to San Antonio (SAT)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SAT
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 Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to San Antonio (SAT). 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

$650
(Delta)

One-way from

$462
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$997
From Incheon Intl to San Antonio
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One-way flight from Incheon Intl to San Antonio
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Highest demand for flights based on searches. 1% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Incheon Intl to San Antonio

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

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:40 pmICN - SAT
1 stop16h 30mDelta
Tue 10/216:07 pmSAT - ICN
1 stop31h 13mDelta
Deal found 9/10$650
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/66:40 pmICN - SAT
1 stop16h 30mDelta
Wed 10/226:25 amSAT - ICN
1 stop20h 55mDelta
Deal found 9/10$658
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:30 amICN - SAT
1 stop19h 47mUnited Airlines
Tue 10/211:41 pmSAT - ICN
2 stops24h 39mUnited Airlines
Deal found 9/10$664
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/611:30 amICN - SAT
2 stops23h 59mUnited Airlines
Tue 10/214:21 pmSAT - ICN
2 stops21h 59mUnited Airlines
Deal found 9/10$676
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:40 pmICN - SAT
1 stop20h 00mDelta
Fri 1/96:05 pmSAT - ICN
2 stops31h 25mDelta
Deal found 9/11$703
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/84:40 pmICN - SAT
1 stop21h 24mMultiple Airlines
Wed 10/156:40 amSAT - ICN
1 stop20h 00mMultiple Airlines
Deal found 9/10$768
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:20 pmICN - SAT
2 stops19h 11mDelta
Wed 10/1512:40 pmSAT - ICN
1 stop36h 40mDelta
Deal found 9/10$788
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.
Wed 10/89:25 pmICN - SAT
2 stops40h 39mAlaska Airlines
Wed 10/157:56 pmSAT - ICN
1 stop32h 39mAlaska Airlines
Deal found 9/10$910

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to San Antonio 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 Antonio that are best for you.

Fly from

Incheon Intl

Fly to

San Antonio

Route

Depart

Return

Price

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Tue 10/7

6:40 pm-12:20 am

2 stops19h 40m

San Antonio

Tue 10/21

6:07 pm-3:20 pm

1 stop31h 13m

$650

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Tue 10/7

6:40 pm-9:10 pm

1 stop16h 30m

San Antonio

Wed 10/22

6:25 am-5:20 pm

1 stop20h 55m

$658

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Mon 10/6

6:40 pm-9:10 pm

1 stop16h 30m

San Antonio

Tue 10/21

7:30 am-3:20 pm

1 stop17h 50m

$658

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Mon 10/6

7:20 pm-2:51 pm

2 stops33h 31m

San Antonio

Wed 10/22

7:30 am-3:20 pm

1 stop17h 50m

$663

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Tue 10/7

11:30 am-5:17 pm

1 stop19h 47m

San Antonio

Tue 10/21

1:41 pm-4:20 am

2 stops24h 39m

$664

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Mon 10/6

11:30 am-9:29 pm

2 stops23h 59m

San Antonio

Wed 10/22

1:05 pm-4:20 am

2 stops25h 15m

$676

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Tue 10/7

4:50 pm-9:29 pm

2 stops18h 39m

San Antonio

Wed 10/22

1:41 pm-4:20 am

2 stops24h 39m

$676

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Mon 10/6

11:30 am-9:29 pm

2 stops23h 59m

San Antonio

Tue 10/21

4:21 pm-4:20 am

2 stops21h 59m

$676

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Fri 12/19

7:40 pm-12:40 am

1 stop20h 00m

San Antonio

Fri 1/9

6:05 pm-4:20 pm

1 stop31h 15m

$703

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

Fri 1/30

10:00 pm-2:07 pm

1 stop31h 07m

$462

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 17 results
1
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Best time to book a flight from Incheon Intl to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio 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 Antonio

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

Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to San Antonio (average of $295). Flying from Incheon Intl Airport to San Antonio in March is currently the most expensive (average of $376). 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 San Antonio

Get insights into the airlines that provide service to San Antonio. 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 Antonio. Reviews last updated September 11, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Incheon Intl Airport to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to San Antonio. 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 Antonio from Incheon Intl?

    For a flight from Incheon Intl to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 0 inbound flights from Incheon Intl per day. 3 airlines have flights to San Antonio from Incheon Intl on a regular basis.

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

    Departing from Incheon Intl Airport to San Antonio will take you 19h 40m. Airlines will cover a distance of 6968 mi.

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

    Flying on Delta is currently your cheapest option to San Antonio, with prices starting at $703. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $742 and $775, respectively. Users have found that Delta is 35% cheaper than the other options available to this destination.

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

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

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

    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 Antonio.

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

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

    Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to San Antonio (average of $295). Flying from Incheon Intl Airport to San Antonio in March is currently the most expensive (average of $376). 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 Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Top 3 airlines flying from Incheon Intl to San Antonio

Discover the top 3 airlines that operate flights from Incheon Intl to San Antonio. 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
DeltaCheapest$703Average$985FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$742Average$1,212FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$775Average$1,042FlexibilityNo cancel feeOn-time69%

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