HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seoul

$299+ Cheap flights from San Antonio (SAT) to Seoul (SEL)

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SEL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Seoul 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 Seoul

Cheapest flights from San Antonio to Seoul
Explore the most affordable flight options available from San Antonio to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 12/277:04 pmSAT - ICN
2 stops30h 11mUnited Airlines
Wed 12/3112:45 pmICN - SAT
2 stops23h 15mUnited Airlines
Deal found 12/17$1,230
This Delta deal was found by Cheapflights users on 12/17. 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.
Sat 12/276:00 amSAT - ICN
1 stop18h 30mDelta
Wed 12/317:30 pmICN - SAT
1 stop17h 23mDelta
Deal found 12/17$1,236
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/2111:28 amSAT - ICN
2 stops37h 47mUnited Airlines
Thu 12/256:00 pmICN - SAT
2 stops20h 47mUnited Airlines
Deal found 12/17$1,465
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/211:10 pmSAT - ICN
2 stops25h 30mUnited Airlines
Tue 12/236:00 pmICN - SAT
1 stop20h 59mUnited Airlines
Deal found 12/17$1,494
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/244:05 pmSAT - ICN
2 stops33h 10mUnited Airlines
Tue 1/66:00 pmICN - SAT
2 stops37h 53mUnited Airlines
Deal found 12/17$1,659
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/246:35 amSAT - ICN
1 stop31h 35mMultiple Airlines
Tue 1/610:50 pmICN - SAT
2 stops51h 10mMultiple Airlines
Deal found 12/17$1,741
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/214:55 pmSAT - ICN
2 stops32h 20mUnited Airlines
Thu 1/86:00 pmICN - SAT
2 stops33h 24mUnited Airlines
Deal found 12/17$1,763
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:08 amSAT - GMP
2 stops23h 57mJapan Airlines
Tue 12/238:00 amGMP - SAT
2 stops17h 56mJapan Airlines
Deal found 12/17$2,828
This Priceline deal was found by Cheapflights users on 12/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:40 amSAT - GMP
2 stops36h 40mMultiple Airlines
Wed 12/318:00 amGMP - SAT
2 stops21h 48mMultiple Airlines
Deal found 12/17$3,919
This Mytrip deal was found by Cheapflights users on 12/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:37 pmSAT - GMP
3 stops35h 28mMultiple Airlines
Wed 12/312:25 pmGMP - SAT
3 stops34h 46mMultiple Airlines
Deal found 12/17$4,362
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amSAT - GMP
2 stops25h 05mJapan Airlines
Wed 12/318:00 amGMP - SAT
2 stops21h 48mJapan Airlines
Deal found 12/17$4,853
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:40 amSAT - GMP
2 stops37h 40mANA
Thu 12/257:50 pmGMP - SAT
2 stops29h 50mANA
Deal found 12/17$5,275

Find flight deals from San Antonio to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Seoul (SEL). 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$646
(Delta)

One-way from

$299
(Alaska Airlines)

Popular in

July

Cheapest in

February

Average price

$1,089
Provider with most accurate pricing for San Antonio-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Seoul (SEL) flights.
Search Deals
From San Antonio to Seoul (SEL)
Search Deals
One-way flight from San Antonio to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Seoul 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 December 18, 2025.
Use the filters below to find and compare flights from San Antonio to Seoul that are best for you.

Fly from

San Antonio

Fly to

Seoul

Route

Depart

Return

Price

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Wed 1/21

5:30 am-4:50 pm

1 stop20h 20m

Incheon Intl

Tue 2/24

9:35 am-10:55 pm

1 stop28h 20m

$646

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Fri 2/20

5:25 am-4:50 pm

1 stop20h 25m

Incheon Intl

Sun 3/1

7:40 pm-12:41 am

1 stop20h 01m

$646

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Wed 1/21

6:20 pm-4:30 pm

2 stops31h 10m

Incheon Intl

Thu 2/26

8:05 pm-12:41 am

2 stops19h 36m

$650

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Wed 1/21

6:20 pm-4:30 pm

2 stops31h 10m

Incheon Intl

Sun 2/22

7:30 pm-9:37 pm

1 stop17h 07m

$650

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Tue 2/24

6:40 am-3:30 pm

1 stop17h 50m

Incheon Intl

Thu 2/26

8:05 pm-12:41 am

2 stops19h 36m

$650

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Thu 1/22

6:20 pm-4:30 pm

2 stops31h 10m

Incheon Intl

Sun 2/22

7:25 pm-12:34 am

1 stop20h 09m

$650

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Tue 1/20

6:20 pm-4:30 pm

2 stops31h 10m

Incheon Intl

Sun 2/22

8:05 pm-12:41 am

2 stops19h 36m

$650

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Thu 1/22

6:20 pm-4:30 pm

2 stops31h 10m

Incheon Intl

Wed 2/25

7:30 pm-9:37 pm

1 stop17h 07m

$650

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Thu 1/15

5:30 am-4:50 pm

1 stop20h 20m

Incheon Intl

Wed 1/28

7:30 pm-9:34 pm

1 stop17h 04m

$746

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Wed 1/14

5:30 am-4:50 pm

1 stop20h 20m

Incheon Intl

Wed 1/21

6:00 pm-10:28 pm

1 stop19h 28m

$746

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 32 results
1
2
3
4

Compare providers for flights from San Antonio to Seoul

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 Seoul in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
CheapfaremartPrice 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 Antonio-Seoul flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-Seoul flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Antonio-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Seoul flights, Cheapflights users trust eDreams the most. eDreams 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-Seoul 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 Seoul

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

What is the cheapest month to book a flight from San Antonio to Seoul?

Currently, April is the cheapest month in which you can book a flight from San Antonio to Seoul (average of $477). Flying from San Antonio to Seoul 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.

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

Find hourly flight availability from San Antonio to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from San Antonio to Seoul at noon. Doing so could potentially save you 12% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from San Antonio to Seoul?

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated December 18, 2025.
See what other customers who have flown with Korean Air, Delta, and United Airlines from San Antonio to Seoul 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
1,186 reviews

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

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
1,186 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

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
8,009 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

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
9,093 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

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
11,054 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

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 Seoul. 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 Seoul?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly out of when you book flights from San Antonio to Seoul. 4 airlines have flights from San Antonio to Seoul on a regular basis. Booking flights from San Antonio to Seoul should not be difficult; the airport handles an average of 0 outbound flights to Seoul per day.

  • How long is the flight from San Antonio to Seoul?

    A quick flight from San Antonio to Seoul can take about 20h 20m. Delta provides one of the quickest options available for as low as $646. The distance between San Antonio and Seoul is about 6968 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Antonio to Seoul round-trip?

    Currently priced at $474, United Airlines will fly you from San Antonio to Seoul and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $792 and $866, respectively. Users have found that United Airlines is 57% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Seoul 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 Seoul?

    Currently, April is the cheapest month in which you can book a flight from San Antonio to Seoul (average of $477). Flying from San Antonio to Seoul 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

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 Seoul

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
Love Field to Incheon Intl flights
George Bush Intcntl to Incheon Intl flights
George Bush Intcntl to Gimpo Intl flights
Austin to Incheon Intl flights
Austin to Gimpo Intl flights
San Antonio to Incheon Intl flights
San Antonio to Gimpo Intl flights
College Station to Incheon Intl flights
Hobby to Busan flights
El Paso to Incheon Intl flights
George Bush Intcntl to Busan flights
McAllen to Incheon Intl flights
Corpus Christi to Incheon Intl flights
Dallas/Fort Worth to Jeju City flights
Dallas/Fort Worth to Busan flights
El Paso to Gimpo Intl flights
Brownsville to Incheon Intl flights
Lubbock to Incheon Intl flights
Dallas/Fort Worth to Daegu flights
Killeen to Incheon Intl flights
Love Field to Busan flights
Austin to Busan flights
Harlingen to Incheon Intl flights
Amarillo to Incheon Intl flights
El Paso to Daegu flights
Austin to Daegu flights
Dallas/Fort Worth to Cheongju flights
Waco to Incheon Intl flights

Top 4 airlines flying from San Antonio to Seoul

Discover the top 4 airlines that operate flights from San Antonio to Seoul. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$745Average$1,238FlexibilityNo cancel feeOn-time69%
DeltaCheapest$865Average$1,368FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$866Average$1,322FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$1,104Average$1,676FlexibilityNo 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.