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Cheap flights from San Antonio to Seoul from $425

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 4/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Antonio to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:05 pm - 4:00 am
SAT
-
ICN
20h 55m
1 stop
Delta Logo
7:20 pm - 12:44 am
ICN
-
SAT
19h 24m
1 stop
$917Delta
Sat, Apr 11 - Thu, Jul 2
United Airlines Logo
4:17 pm - 4:20 am
SAT
-
ICN
22h 03m
2 stops
United Airlines Logo
4:50 pm - 8:31 am
ICN
-
SAT
29h 41m
2 stops
$921United Airlines
Sat, Apr 11 - Fri, Jul 3
United Airlines Logo
6:13 am - 3:15 pm
SAT
-
ICN
19h 02m
1 stop
United Airlines Logo
5:00 pm - 8:38 am
ICN
-
SAT
29h 38m
2 stops
$935United Airlines
Mon, Mar 9 - Mon, Mar 16
American Airlines Logo
6:00 am - 3:55 pm
SAT
-
ICN
19h 55m
1 stop
American Airlines Logo
5:55 pm - 8:23 am
ICN
-
SAT
28h 28m
1 stop
$966American Airlines
Mon, Mar 9 - Mon, Mar 16
Delta Logo
1:37 pm - 4:55 am
SAT
-
ICN
25h 18m
1 stop
Delta Logo
6:00 pm - 10:30 pm
ICN
-
SAT
18h 30m
1 stop
$985Delta
Mon, Mar 9 - Mon, Mar 16
Delta Logo
5:10 am - 5:20 pm
SAT
-
ICN
22h 10m
2 stops
Delta Logo
7:20 pm - 12:25 am
ICN
-
SAT
19h 05m
1 stop
$989Delta
Mon, Apr 6 - Mon, Apr 13
United Airlines Logo
7:15 pm - 3:00 pm
SAT
-
ICN
29h 45m
2 stops
United Airlines Logo
4:50 pm - 8:31 am
ICN
-
SAT
29h 41m
2 stops
$1,001United Airlines
Fri, Apr 10 - Sat, Jun 27
Delta Logo
5:59 pm - 4:30 pm
SAT
-
ICN
32h 31m
2 stops
Delta Logo
7:25 pm - 12:38 am
ICN
-
SAT
19h 13m
1 stop
$1,009Delta
Mon, Mar 16 - Mon, Mar 23
United Airlines Logo
5:47 am - 3:15 pm
SAT
-
ICN
19h 28m
2 stops
United Airlines Logo
4:50 pm - 8:42 am
ICN
-
SAT
29h 52m
2 stops
$1,015United Airlines
Sun, Mar 22 - Mon, Apr 6
American Airlines Logo
6:00 am - 3:45 pm
SAT
-
ICN
19h 45m
1 stop
American Airlines Logo
5:50 pm - 8:23 am
ICN
-
SAT
28h 33m
1 stop
$1,016American Airlines
Thu, Apr 9 - Fri, Apr 17

Delta flights from San Antonio to Incheon Intl Airport

Our best Delta deals on San Antonio to Incheon Intl Airport flight tickets
Delta
Apr 11
SAT5:05 pmSan Antonio
20h 55m
1 stop
ICN4:00 amIncheon Intl
Jul 2
ICN7:20 pmIncheon Intl
19h 24m
1 stop
SAT12:44 amSan Antonio
$917
Delta
Mar 9
SAT1:37 pmSan Antonio
25h 18m
1 stop
ICN4:55 amIncheon Intl
Mar 16
ICN6:00 pmIncheon Intl
18h 30m
1 stop
SAT10:30 pmSan Antonio
$985
Delta
Apr 6
SAT5:10 amSan Antonio
22h 10m
2 stops
ICN5:20 pmIncheon Intl
Apr 13
ICN7:20 pmIncheon Intl
19h 05m
1 stop
SAT12:25 amSan Antonio
$989

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
Feb 24
SAT9:30 amSan Antonio
29h 10m
1 stop
ICN5:40 amIncheon Intl
Feb 26
ICN6:00 pmIncheon Intl
19h 54m
2 stops
SAT10:54 pmSan Antonio
$821
United Airlines
Apr 11
SAT4:17 pmSan Antonio
22h 03m
2 stops
ICN4:20 amIncheon Intl
Jul 3
ICN4:50 pmIncheon Intl
29h 41m
2 stops
SAT8:31 amSan Antonio
$921
United Airlines
Mar 9
SAT6:13 amSan Antonio
19h 02m
1 stop
ICN3:15 pmIncheon Intl
Mar 16
ICN5:00 pmIncheon Intl
29h 38m
2 stops
SAT8:38 amSan Antonio
$935

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 February 22, 2026.
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

Sat 4/11

5:05 pm-4:00 am

1 stop20h 55m

Incheon Intl

Thu 7/2

7:20 pm-12:44 am

1 stop19h 24m

$917

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Sat 4/11

4:17 pm-4:20 am

2 stops22h 03m

Incheon Intl

Fri 7/3

4:50 pm-8:31 am

2 stops29h 41m

$921

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 3/9

6:13 am-3:15 pm

1 stop19h 02m

Incheon Intl

Mon 3/16

5:00 pm-8:38 am

2 stops29h 38m

$935

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 3/9

6:00 am-3:55 pm

1 stop19h 55m

Incheon Intl

Mon 3/16

5:55 pm-8:23 am

1 stop28h 28m

$966

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 3/9

1:37 pm-4:55 am

1 stop25h 18m

Incheon Intl

Mon 3/16

6:00 pm-10:30 pm

1 stop18h 30m

$985

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 4/6

5:10 am-5:20 pm

2 stops22h 10m

Incheon Intl

Mon 4/13

7:20 pm-12:25 am

1 stop19h 05m

$989

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Fri 4/10

7:15 pm-3:00 pm

2 stops29h 45m

Incheon Intl

Sat 6/27

4:50 pm-8:31 am

2 stops29h 41m

$1,001

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Mon 3/16

5:59 pm-4:30 pm

2 stops32h 31m

Incheon Intl

Mon 3/23

7:25 pm-12:38 am

1 stop19h 13m

$1,009

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Sun 3/22

5:47 am-3:15 pm

2 stops19h 28m

Incheon Intl

Mon 4/6

4:50 pm-8:42 am

2 stops29h 52m

$1,015

San AntonioIncheon

SAT - ICN

SATICN

San Antonio

Thu 4/9

6:00 am-3:45 pm

1 stop19h 45m

Incheon Intl

Fri 4/17

5:50 pm-8:23 am

1 stop28h 33m

$1,016

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 January. Flight prices, which tend to average around $866, 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 January, then departing from San Antonio during the month October is also very affordable. Most momondo users find prices during this month for around $867.

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 $1,256 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 $857 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

18h 20m

Direct flights

None
The fastest flight from San Antonio to Incheon Intl Airport takes 18h 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 18h 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 $474Free CancellationRating
7.4
9,340 reviews
Search United Airlines flights
DeltaPriceFrom $792Free CancellationRating
7.9
8,239 reviews
Search Delta flights
American AirlinesPriceFrom $846Free CancellationRating
7.2
11,340 reviews
Search American Airlines flights
Korean AirPriceFrom $1,129Free CancellationRating
8.4
1,195 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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