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$422+ 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SAT
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$741
(Delta)

One-way from

$422
(United Airlines)

Popular in

August

Cheapest in

February

Average price

$1,363
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. 16% potential increase in price ($247 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($54 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 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 junio 12, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/76:40 pmICN - SAT
1 stop31h 26mDelta
mar. 10/2812:50 pmSAT - ICN
1 stop37h 40mDelta
Deal found 6/11$741
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/2411:30 amICN - SAT
2 stops25h 27mUnited Airlines
jue. 10/309:45 amSAT - ICN
2 stops28h 55mUnited Airlines
Deal found 6/12$748
This Korean Air 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/237:30 pmICN - SAT
1 stop17h 15mKorean Air
mar. 2/246:30 amSAT - ICN
1 stop18h 00mKorean Air
Deal found 6/12$801
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/2712:45 pmICN - SAT
2 stops22h 42mMultiple Airlines
vie. 7/252:11 pmSAT - ICN
1 stop24h 39mMultiple Airlines
Deal found 6/10$946
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/275:45 pmICN - SAT
2 stops53h 05mAir Canada
sáb. 7/265:56 pmSAT - ICN
2 stops56h 09mAir Canada
Deal found 6/12$1,117
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/275:25 pmICN - SAT
2 stops33h 10mAmerican Airlines
dom. 8/38:21 pmSAT - ICN
1 stop29h 09mAmerican Airlines
Deal found 6/10$1,451
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/231:20 amICN - SAT
2 stops31h 16mQatar Airways
jue. 10/304:34 pmSAT - ICN
2 stops34h 41mQatar Airways
Deal found 6/12$1,985
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/249:25 pmICN - SAT
3 stops35h 33mAlaska Airlines
sáb. 1/107:00 pmSAT - ICN
2 stops33h 25mAlaska Airlines
Deal found 6/10$2,397

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 junio 12, 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

mar. 10/7

6:40 pm-12:06 pm

1 stop31h 26m

San Antonio

mar. 10/28

12:50 pm-4:30 pm

1 stop37h 40m

$741

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

vie. 10/24

11:30 am-10:57 pm

2 stops25h 27m

San Antonio

jue. 10/30

9:45 am-4:40 am

2 stops28h 55m

$748

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

vie. 11/7

7:30 pm-9:29 pm

1 stop16h 59m

San Antonio

mar. 11/18

6:30 am-3:30 pm

1 stop18h 00m

$810

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

vie. 6/27

12:45 pm-9:27 pm

2 stops22h 42m

San Antonio

vie. 7/25

2:11 pm-4:50 am

1 stop24h 39m

$946

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

vie. 6/27

5:45 pm-8:50 am

2 stops53h 05m

San Antonio

sáb. 7/26

5:56 pm-4:05 pm

2 stops56h 09m

$1,117

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

dom. 7/27

5:25 pm-12:35 pm

2 stops33h 10m

San Antonio

dom. 8/3

8:21 pm-3:30 pm

1 stop29h 09m

$1,451

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

jue. 10/23

1:20 am-6:36 pm

2 stops31h 16m

San Antonio

jue. 10/30

4:34 pm-5:15 pm

2 stops34h 41m

$1,985

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

mar. 11/4

12:45 pm-8:15 pm

2 stops22h 30m

$422

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

mar. 9/9

7:20 pm-11:54 pm

2 stops18h 34m

$428

IncheonSan Antonio

ICN - SAT

ICNSAT

Incheon Intl

sáb. 7/12

8:35 am-6:33 pm

2 stops23h 58m

$593

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 results
1
2

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.

What is the cheapest time of day to fly from ICN to SAT?

Find hourly flight availability from Incheon Intl to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Incheon Intl Airport to San Antonio in the morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the afternoon.

Rainfall in San Antonio by month

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

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

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

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 junio 12, 2025.
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,088 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Delta
8.0
Very good
7,946 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Qatar Airways
7.4
Good
3,584 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
United Airlines
7.4
Good
8,790 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
American Airlines
7.2
Good
10,000 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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. 4 airlines have flights to San Antonio from Incheon Intl on a regular basis.

  • 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 $741. Additional round-trip tickets that might be worth considering are offered by United Airlines and Korean Air, with the lowest prices starting at $748 and $810, respectively. Users have found that Delta is 39% cheaper than the other options available to this destination.

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

    $422 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Qatar Airways, with prices starting from $428 and $1,245, respectively.

  • 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 Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
New Braunfels

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Top 4 airlines flying from Incheon Intl to San Antonio

Discover the top 4 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$676Average$819FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$778Average$1,039FlexibilityNo cancel feeOn-time69%
DeltaCheapest$849Average$964FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$960Average$1,149FlexibilityNo cancel feeOn-time81%

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