$418 Cheap Flights from San Antonio (SAT) to Seoul (ICN)

View $418 flight on Thu, Dec 4, 2025Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Incheon Intl. Airport (ICN)

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Cheap Flights from San Antonio to Seoul (SAT-ICN)

Prices were available within the past 7 days and start at $418 for one-way flights and $762 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Apr 8 - Wed, Apr 22
SAT
San Antonio
ICN
Seoul
$762 Roundtrip, found 3 days ago
$762
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Apr 8 from San Antonio to Seoul, returning Wed, Apr 22, priced at $762 found 3 days ago
American Airlines
Thu, Dec 4 - Wed, Dec 10
SAT
San Antonio
ICN
Seoul
$846 Roundtrip, just found
$846
Roundtrip
just found
Select American Airlines flight, departing Thu, Dec 4 from San Antonio to Seoul, returning Wed, Dec 10, priced at $846 just found
American Airlines
Sun, Apr 12 - Sun, Apr 19
SAT
San Antonio
ICN
Seoul
$850 Roundtrip, found 4 days ago
$850
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Apr 12 from San Antonio to Seoul, returning Sun, Apr 19, priced at $850 found 4 days ago
American Airlines
Thu, Dec 4 - Wed, Dec 10
SAT
San Antonio
ICN
Seoul
$851 Roundtrip, just found
$851
Roundtrip
just found
Select American Airlines flight, departing Thu, Dec 4 from San Antonio to Seoul, returning Wed, Dec 10, priced at $851 just found
American Airlines
Tue, Jan 13 - Tue, Jan 20
SAT
San Antonio
ICN
Seoul
$856 Roundtrip, found 4 hours ago
$856
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Jan 13 from San Antonio to Seoul, returning Tue, Jan 20, priced at $856 found 4 hours ago
Delta
Sat, Jan 10 - Fri, Jan 16
SAT
San Antonio
ICN
Seoul
$856 Roundtrip, found 1 day ago
$856
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jan 10 from San Antonio to Seoul, returning Fri, Jan 16, priced at $856 found 1 day ago
Delta
Sun, Jan 18 - Sun, Feb 1
SAT
San Antonio
ICN
Seoul
$858 Roundtrip, just found
$858
Roundtrip
just found
Select Delta flight, departing Sun, Jan 18 from San Antonio to Seoul, returning Sun, Feb 1, priced at $858 just found
United
Mon, Mar 9 - Wed, Mar 11
SAT
San Antonio
ICN
Seoul
$866 Roundtrip, found 1 hour ago
$866
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Mar 9 from San Antonio to Seoul, returning Wed, Mar 11, priced at $866 found 1 hour ago
Korean Air
Thu, Dec 4 - Wed, Dec 10
SAT
San Antonio
ICN
Seoul
$1,109 Roundtrip, just found
$1,109
Roundtrip
just found
Select Korean Air flight, departing Thu, Dec 4 from San Antonio to Seoul, returning Wed, Dec 10, priced at $1,109 just found
China Eastern Airlines
Fri, Mar 20 - Tue, Mar 31
SAT
San Antonio
ICN
Seoul
$1,205 Roundtrip, found 5 days ago
$1,205
Roundtrip
found 5 days ago
Select China Eastern Airlines flight, departing Fri, Mar 20 from San Antonio to Seoul, returning Tue, Mar 31, priced at $1,205 found 5 days ago

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Find the cheapest month to fly from San Antonio (SAT) to Seoul (ICN)

November is typically the cheapest month to fly

From $846 - $1,402 per traveler.

Alternative airports near Seoul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gimpo Intl. GMP. Closest option available. Average driving time to city center is 20 minutes. Flights from $1,401
GMP
Gimpo Intl.
Closest
Average driving time to city center20 min
Flights from $1,401
Flights from San Antonio (SAT) to Seoul (ICN)
Origin airport
San Antonio Intl.
Destination airport
Incheon Intl.
Airlines serving
Air Canada, American Airlines, China Airlines, Delta, Korean Air, United
Roundtrip price
$761
Distance
6972 mi

San Antonio to Seoul Flights

The cheapest times to fly from San Antonio to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to Seoul are during the month of April. You can find some of the cheapest flights from San Antonio to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Antonio to Seoul

Sunday is one of the best days to book for cheap flights from San Antonio to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Antonio to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to Seoul in 2026. You can also book with separate airlines for your outbound and return journeys, from $418 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN) cost?
Secure a cheap one-way flight from $418 or cheap return flight from $762 from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN)?
Traveling in April can help you save, as it's the cheapest month for flights between SAT and ICN. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from SAT to ICN. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN)?
You'll need to book a flight with a layover when traveling from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from SAT to ICN?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN)?
To avoid potential delays on the San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN) last-minute?
Booking your flight from SAT to ICN just before your trip is usually more expensive. But if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a SAT to ICN flight and hotel package?
You can save money by securing a SAT to ICN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal accommodations and flights, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Incheon Intl. Airport (ICN)?
If you booked your SAT to ICN flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.