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Cheap flights from San Antonio to Seoul from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Seoul departing on 2/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:46 pm - 6:35 pm
SAT
-
ICN
32h 49m1 stop
Multiple Airlines Logo
8:35 pm - 4:54 pm
ICN
-
SAT
34h 19m1 stop
$656Multiple Airlines
Fri, Feb 6 - Sun, Mar 22
American Airlines Logo
7:00 am - 4:45 pm
SAT
-
ICN
18h 45m1 stop
American Airlines Logo
7:15 pm - 9:52 pm
ICN
-
SAT
17h 37m1 stop
$746American Airlines
Tue, Jan 20 - Tue, Feb 3
American Airlines Logo
6:15 am - 4:45 pm
SAT
-
ICN
19h 30m1 stop
American Airlines Logo
5:25 pm - 9:20 am
ICN
-
SAT
29h 55m2 stops
$750American Airlines
Thu, Feb 5 - Tue, Mar 31
American Airlines Logo
8:16 am - 4:45 pm
SAT
-
ICN
17h 29m1 stop
American Airlines Logo
7:15 pm - 9:52 pm
ICN
-
SAT
17h 37m1 stop
$843American Airlines
Sun, Feb 1 - Sun, Feb 8
American Airlines Logo
5:00 am - 4:45 pm
SAT
-
ICN
20h 45m1 stop
American Airlines Logo
7:15 pm - 11:03 pm
ICN
-
SAT
18h 48m1 stop
$846American Airlines
Thu, Feb 5 - Thu, Feb 12
Delta Logo
6:20 pm - 4:30 pm
SAT
-
ICN
31h 10m2 stops
Delta Logo
7:30 pm - 9:34 pm
ICN
-
SAT
17h 04m1 stop
$850Delta
Tue, Jan 20 - Tue, Feb 3
Delta Logo
5:25 am - 4:50 pm
SAT
-
ICN
20h 25m1 stop
Delta Logo
7:40 pm - 5:05 pm
ICN
-
SAT
35h 25m1 stop
$851Delta
Thu, Feb 19 - Sun, Mar 22
Delta Logo
5:59 pm - 4:30 pm
SAT
-
ICN
31h 31m2 stops
Delta Logo
7:40 pm - 5:05 pm
ICN
-
SAT
35h 25m1 stop
$855Delta
Thu, Feb 19 - Sun, Mar 22
Delta Logo
6:17 pm - 3:30 pm
SAT
-
ICN
31h 13m2 stops
Delta Logo
6:00 pm - 11:29 am
ICN
-
SAT
31h 29m1 stop
$856Delta
Mon, Mar 9 - Mon, Mar 23
Delta Logo
5:55 pm - 4:50 pm
SAT
-
ICN
32h 55m2 stops
Delta Logo
7:20 pm - 9:25 pm
ICN
-
SAT
16h 05m1 stop
$860Delta
Sun, Apr 5 - Sat, Apr 18

American Airlines flights from San Antonio to Incheon Intl Airport

Our best American Airlines deals on San Antonio to Incheon Intl Airport flight tickets
American Airlines
Jan 20
SAT7:00 amSan Antonio
18h 45m
1 stop
ICN4:45 pmIncheon Intl
Feb 3
ICN7:15 pmIncheon Intl
17h 37m
1 stop
SAT9:52 pmSan Antonio
$746
Find similar
American Airlines
Feb 5
SAT6:15 amSan Antonio
19h 30m
1 stop
ICN4:45 pmIncheon Intl
Mar 31
ICN5:25 pmIncheon Intl
29h 55m
2 stops
SAT9:20 amSan Antonio
$750
Find similar
American Airlines
Feb 1
SAT8:16 amSan Antonio
17h 29m
1 stop
ICN4:45 pmIncheon Intl
Feb 8
ICN7:15 pmIncheon Intl
17h 37m
1 stop
SAT9:52 pmSan Antonio
$843
Find similar

United Airlines flights from San Antonio to Incheon Intl Airport

Our best United Airlines deals on San Antonio to Incheon Intl Airport flight tickets
United Airlines
Jan 5
SAT4:55 pmSan Antonio
21h 45m
2 stops
ICN5:40 amIncheon Intl
Jan 12
ICN12:45 pmIncheon Intl
34h 56m
2 stops
SAT8:41 amSan Antonio
$863
Find similar
United Airlines
Mar 9
SAT5:00 amSan Antonio
33h 40m
3 stops
ICN4:40 amIncheon Intl
Mar 12
ICN11:45 amIncheon Intl
24h 14m
1 stop
SAT9:59 pmSan Antonio
$866
Find similar
United Airlines
Mar 9
SAT2:20 pmSan Antonio
24h 20m
2 stops
ICN4:40 amIncheon Intl
Mar 23
ICN5:00 pmIncheon Intl
31h 47m
2 stops
SAT10:47 amSan Antonio
$870
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Incheon Intl Airport 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from San Antonio to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Fri 2/6

6:46 pm-6:35 pm

1 stop32h 49m

Incheon Intl

Sun 3/22

8:35 pm-4:54 pm

1 stop34h 19m

$656

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Tue 1/20

7:00 am-4:45 pm

1 stop18h 45m

Incheon Intl

Tue 2/3

7:15 pm-9:52 pm

1 stop17h 37m

$746

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Thu 2/5

6:15 am-4:45 pm

1 stop19h 30m

Incheon Intl

Tue 3/31

5:25 pm-9:20 am

2 stops29h 55m

$750

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Sun 2/1

8:16 am-4:45 pm

1 stop17h 29m

Incheon Intl

Sun 2/8

7:15 pm-9:52 pm

1 stop17h 37m

$843

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Thu 2/5

5:00 am-4:45 pm

1 stop20h 45m

Incheon Intl

Thu 2/12

7:15 pm-11:03 pm

1 stop18h 48m

$846

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Tue 1/20

6:20 pm-4:30 pm

2 stops31h 10m

Incheon Intl

Tue 2/3

7:30 pm-9:34 pm

1 stop17h 04m

$850

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Thu 2/19

5:25 am-4:50 pm

1 stop20h 25m

Incheon Intl

Sun 3/22

7:40 pm-5:05 pm

1 stop35h 25m

$851

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Thu 2/19

5:59 pm-4:30 pm

2 stops31h 31m

Incheon Intl

Sun 3/22

7:40 pm-5:05 pm

1 stop35h 25m

$855

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 3/9

6:17 pm-3:30 pm

2 stops31h 13m

Incheon Intl

Mon 3/23

6:00 pm-11:29 am

1 stop31h 29m

$856

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Sun 4/5

5:55 pm-4:50 pm

2 stops32h 55m

Incheon Intl

Sat 4/18

7:20 pm-9:25 pm

1 stop16h 05m

$860

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Antonio to Incheon Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from San Antonio is in October. Flight prices, which tend to average around $871, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of October, then departing from San Antonio during the month January is also very affordable. Most momondo users find prices during this month for around $902.

What is the cheapest day to depart on your flight to Incheon Intl Airport?

The cheapest day to depart from San Antonio to Incheon Intl Airport is on a Wednesday when prices can be found for as low as $1,514. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,853. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

At noon is the cheapest time of day to fly from San Antonio to Incheon Intl Airport when you can find flight prices for as low as $1,571. Flying to Incheon Intl Airport at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,749 on average. Flights to Incheon Intl Airport from San Antonio in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Incheon Intl Airport?

You are more likely to see cheaper flights to Incheon Intl Airport from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,284 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from San Antonio for as low as $866 on momondo.

How have San Antonio to Incheon Intl Airport flight prices changed over time?

When to book flights from San Antonio to Incheon Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Incheon Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Incheon Intl Airport (SAT to ICN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Incheon Intl Airport

Fastest flight time

17h 20m

Direct flights

None
The fastest flight from San Antonio to Incheon Intl Airport takes 17h 20m
There are no direct flights from San Antonio to Incheon Intl Airport. There are no popular flight routes from San Antonio to Incheon Intl Airport.
Search flight deals

  • How far is San Antonio to Incheon Intl by plane?

    The straight-line distance from San Antonio to Incheon Intl is 6973.2 mi. A reasonable flight in good conditions will take 17h 20m.

  • When did momondo last update prices for flights from San Antonio Airport to Incheon Intl Airport?

    Prices for flights from San Antonio Airport to Incheon Intl Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Incheon Intl Airport?

  • How old do you have to be to fly from San Antonio Airport to Incheon Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

    The necessary travel and health documents for your Incheon Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Incheon Intl Airport?

Best airlines flying from San Antonio to Incheon Intl Airport

Compare and see reviews for airlines that fly from San Antonio to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $745Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights
DeltaPriceFrom $865Free CancellationRating
7.9
8,014 reviews
Search Delta flights
American AirlinesPriceFrom $866Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
Korean AirPriceFrom $1,104Free CancellationRating
8.4
1,185 reviews
Search Korean Air flights

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Suwon
Daejeon
Seongnam
Anyang

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Seoul?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Seoul for you.

Can I find flights from San Antonio to Seoul with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seoul from San Antonio which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Antonio to Seoul?

momondo helps you find the best flight between San Antonio and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Antonio to Seoul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Antonio to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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