HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Incheon Intl

$418+ Cheap flights from San Antonio (SAT) 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — ICN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Incheon Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Antonio to Incheon Intl

Cheapest flights from San Antonio to Incheon Intl
Explore the most affordable flight options available from San Antonio to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

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 2/36:46 pm
SAT
-
ICN
1 stop32h 49m
Multiple Airlines
Thu 2/58:35 pm
ICN
-
SAT
1 stop36h 10m
Multiple Airlines
Deal found 1/26$760
This Jetabroad 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:50 pm
SAT
-
ICN
1 stop34h 45m
Multiple Airlines
Mon 4/138:35 pm
ICN
-
SAT
1 stop34h 19m
Multiple Airlines
Deal found 1/24$781
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/38:16 am
SAT
-
ICN
1 stop17h 29m
American Airlines
Fri 2/67:15 pm
ICN
-
SAT
1 stop17h 37m
American Airlines
Deal found 1/26$842
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:00 am
SAT
-
ICN
3 stops33h 40m
United Airlines
Thu 3/125:00 pm
ICN
-
SAT
1 stop18h 59m
United Airlines
Deal found 1/26$847
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/22:06 pm
SAT
-
ICN
2 stops24h 34m
United Airlines
Thu 2/512:45 pm
ICN
-
SAT
2 stops23h 36m
United Airlines
Deal found 1/26$851
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/225:00 am
SAT
-
ICN
1 stop20h 55m
American Airlines
Mon 4/65:40 pm
ICN
-
SAT
1 stop28h 41m
American Airlines
Deal found 1/26$852
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/53:39 pm
SAT
-
ICN
1 stop22h 41m
United Airlines
Sat 4/1811:30 am
ICN
-
SAT
1 stop31h 30m
United Airlines
Deal found 1/25$854
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/37:00 am
SAT
-
ICN
1 stop18h 45m
American Airlines
Wed 2/47:15 pm
ICN
-
SAT
1 stop18h 43m
American Airlines
Deal found 1/26$855
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/25:30 am
SAT
-
ICN
1 stop20h 20m
Delta
Fri 2/67:25 pm
ICN
-
SAT
1 stop18h 03m
Delta
Deal found 1/26$857
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/36:17 pm
SAT
-
ICN
2 stops31h 33m
Delta
Sat 2/76:00 pm
ICN
-
SAT
1 stop21h 39m
Delta
Deal found 1/26$861
This United Airlines deal was found by Cheapflights users on 1/27. 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 3/95:00 am
SAT
-
ICN
3 stops33h 40m
United Airlines
Mon 3/165:00 pm
ICN
-
SAT
2 stops29h 38m
United Airlines
Deal found 1/27$864

Find flight deals from San Antonio to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$760
(Alaska Airlines)

One-way from

$418
(United Airlines)

Popular in

May

Cheapest in

January

Average price

$871
Provider with most accurate pricing for San Antonio-Incheon Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Incheon Intl flights.
Search Deals
From San Antonio to Incheon Intl
Search Deals
One-way flight from San Antonio to Incheon Intl
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($362 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($47 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 Antonio 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 27, 2026.
Use the filters below to find and compare flights from San Antonio to Incheon Intl Airport that are best for you.

Fly from

San Antonio

Fly to

Incheon Intl

Route

Depart

Return

Price

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Wed 2/4

5:30 am-4:50 pm

1 stop20h 20m

Incheon Intl

Wed 2/11

7:25 pm-10:28 pm

1 stop18h 03m

$847

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Tue 4/14

3:39 pm-4:20 am

1 stop22h 41m

Incheon Intl

Wed 5/6

11:30 am-10:54 pm

2 stops25h 24m

$847

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Tue 2/3

5:30 am-4:50 pm

1 stop20h 20m

Incheon Intl

Sun 2/8

7:40 pm-9:28 pm

1 stop16h 48m

$847

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 3/9

6:13 am-3:15 pm

1 stop19h 02m

Incheon Intl

Thu 3/12

5:00 pm-9:59 pm

1 stop18h 59m

$847

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 2/2

7:35 am-4:20 pm

1 stop17h 45m

Incheon Intl

Mon 2/9

9:35 am-10:55 pm

1 stop28h 20m

$847

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Sat 4/11

3:39 pm-4:20 am

1 stop22h 41m

Incheon Intl

Sat 5/9

4:50 pm-5:10 am

1 stop26h 20m

$847

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Sun 4/12

7:00 am-3:20 pm

1 stop18h 20m

Incheon Intl

Tue 4/28

7:20 pm-12:25 am

1 stop19h 05m

$847

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 2/2

5:30 am-4:50 pm

1 stop20h 20m

Incheon Intl

Sun 2/8

7:40 pm-9:28 pm

1 stop16h 48m

$847

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Tue 4/14

11:46 am-4:20 am

2 stops26h 34m

$418

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Sun 2/1

6:30 am-3:30 pm

1 stop18h 00m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 13 results
1
2

Compare providers for flights from San Antonio 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 Antonio to Incheon Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
BudgetAirPrice Accuracy1 starTrust Score*3 stars

*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 Antonio-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 Antonio-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-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 Antonio-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 Antonio to Incheon Intl

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

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

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

The price you pay for your flight from San Antonio to Incheon Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from San Antonio to Incheon Intl Airport (average of $592). Flying from San Antonio to Incheon Intl Airport in June is currently the most expensive (average of $974). 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 27, 2026.
See what other customers who have flown with Korean Air, Delta, and United Airlines from San Antonio to Incheon Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,188 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

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

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

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
8,119 reviews
Korean Air
8.4
Very good
1,188 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

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
9,205 reviews
Korean Air
8.4
Very good
1,188 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

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.
American Airlines
7.2
Good
11,197 reviews
Korean Air
8.4
Very good
1,188 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

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 Antonio 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 Antonio to Incheon Intl?

    Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to Incheon Intl from San Antonio. Booking flights from San Antonio (SAT) to Incheon Intl should be relatively easy as there are 0 daily outbound flights to Incheon Intl from 4 different airlines.

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

    For as low as $847, Delta can have you in Incheon Intl Airport from San Antonio in 20h 20m. Airlines will cover a distance of 6968 mi. This flight may include one or multiple stops.

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

    Flying on United Airlines is currently your cheapest option to Incheon Intl Airport, with prices starting at $474. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $792 and $846, respectively. United Airlines is 62% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from San Antonio to Incheon Intl Airport (average of $592). Flying from San Antonio to Incheon Intl Airport in June is currently the most expensive (average of $974). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Incheon Intl flights
Hobby to Incheon Intl flights
Dallas/Fort Worth to Gimpo Intl flights
George Bush Intcntl to Incheon Intl flights
Love Field to Incheon Intl flights
Austin to Incheon Intl flights
George Bush Intcntl to Gimpo Intl flights
Austin to Gimpo Intl flights
El Paso to Incheon Intl flights
San Antonio to Gimpo Intl flights
McAllen to Incheon Intl flights
College Station to Incheon Intl flights
Corpus Christi to Incheon Intl flights
El Paso to Gimpo Intl flights
Brownsville to Incheon Intl flights
Killeen to Incheon Intl flights
Lubbock to Incheon Intl flights
Amarillo to Incheon Intl flights
Harlingen to Incheon Intl flights
Waco to Incheon Intl flights

Top 4 airlines flying from San Antonio to Incheon Intl

Discover the top 4 airlines that operate flights from San Antonio 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$474Average$1,238FlexibilityNo cancel feeOn-time69%
DeltaCheapest$792Average$1,366FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$846Average$1,460FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$1,200Average$1,765FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.