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Flights from San Antonio to Seoul

Explore the cheapest one-way and round-trip flights from San Antonio to Seoul over the next 90 days, with one-way fares from US$533 and round-trip from US$1,104. Based on Trip.com's latest 7-day flight data.

      • SAT 19:05
        30h 40m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Mon, Sep 14 | American Airlines
        ICN 17:50
        15h 45m
        1 stop
        SAT 19:35
        Seoul - San Antonio | Fri, Sep 18 | American Airlines
        US$1,104 US$1,317
        16% off
        16% off
        US$1,317 US$1,104
      • SAT 06:00
        19h 45m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Tue, Oct 6 | American Airlines
        ICN 17:50
        32h 6m
        1 stop
        SAT 11:56
        Seoul - San Antonio | Tue, Oct 13 | American Airlines
        US$1,106 US$1,317
        16% off
        16% off
        US$1,317 US$1,106
      • SAT 07:00
        18h 45m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Wed, Oct 7 | American Airlines
        ICN 17:50
        31h 3m
        1 stop
        SAT 10:53
        Seoul - San Antonio | Wed, Oct 14 | American Airlines
        US$1,106 US$1,317
        16% off
        16% off
        US$1,317 US$1,106
      • SAT 06:00
        19h 45m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Thu, Oct 8 | American Airlines
        ICN 17:50
        18h 10m
        1 stop
        SAT 22:00
        Seoul - San Antonio | Thu, Oct 15 | American Airlines
        US$1,106
        16% off
        US$1,317 US$1,106
      • SAT 09:20
        17h 25m
        1 stop
        ICN 16:45
        San Antonio - Seoul | Tue, Oct 27 | American Airlines
        ICN 18:50
        20h 14m
        1 stop
        SAT 00:04
        Seoul - San Antonio | Tue, Nov 3 | American Airlines
        US$1,106
        16% off
        US$1,317 US$1,106
      • SAT 08:38
        18h 7m
        1 stop
        ICN 16:45
        San Antonio - Seoul | Thu, Oct 29 | American Airlines
        ICN 18:50
        30h 52m
        1 stop
        SAT 10:42
        Seoul - San Antonio | Thu, Nov 5 | American Airlines
        US$1,106
        16% off
        US$1,317 US$1,106
      • SAT 05:00
        21h 45m
        1 stop
        ICN 16:45
        San Antonio - Seoul | Fri, Oct 30 | American Airlines
        ICN 18:50
        18h 9m
        1 stop
        SAT 21:59
        Seoul - San Antonio | Fri, Nov 6 | American Airlines
        US$1,106
        16% off
        US$1,317 US$1,106
      • SAT 07:00
        18h 45m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Fri, Oct 16 | American Airlines
        ICN 17:50
        17h 17m
        1 stop
        SAT 21:07
        Seoul - San Antonio | Fri, Oct 23 | American Airlines
        US$1,106
        16% off
        US$1,317 US$1,106
      • SAT 05:00
        20h 45m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Tue, Oct 13 | American Airlines
        ICN 17:50
        17h 17m
        1 stop
        SAT 21:07
        Seoul - San Antonio | Tue, Oct 20 | American Airlines
        US$1,106
        16% off
        US$1,317 US$1,106
      • SAT 07:00
        18h 45m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Thu, Oct 15 | American Airlines
        ICN 17:50
        29h 56m
        1 stop
        SAT 09:46
        Seoul - San Antonio | Thu, Oct 22 | American Airlines
        US$1,106
        16% off
        US$1,317 US$1,106
      • SAT 13:00
        17h 25m
        1 stop
        SEL 14:00
        San Antonio - Seoul | Sat, Sep 12 | Normal Airline
        SEL 15:00
        6h
        Nonstop
        SAT 16:00
        Seoul - San Antonio | Mon, Sep 14 | Normal Airline
        More cheap flights
        More cheap flights
      • SAT 18:10
        30h
        1 stop
        ICN 14:10
        San Antonio - Seoul | Wed, Sep 30 | Delta Air Lines
        US$533 US$690
        23% off
        23% off
        US$690 US$533
      • SAT 05:00
        20h 45m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Wed, Sep 30 | American Airlines
        US$535 US$690
        22% off
        22% off
        US$690 US$535
      • SAT 05:00
        20h 45m
        1 stop
        ICN 15:45
        San Antonio - Seoul | Fri, Sep 18 | American Airlines
        US$536 US$690
        22% off
        22% off
        US$690 US$536
      • SAT 18:10
        19h 50m
        1 stop
        ICN 04:00
        San Antonio - Seoul | Tue, Oct 6 | Delta Air Lines
        US$575
        17% off
        US$690 US$575
      • SAT 18:10
        19h 50m
        1 stop
        ICN 04:00
        San Antonio - Seoul | Wed, Sep 23 | Delta Air Lines
        US$579
        16% off
        US$690 US$579
      • SAT 06:00
        21h 20m
        1 stop
        ICN 17:20
        San Antonio - Seoul | Thu, Sep 24 | Delta Air Lines
        US$579
        16% off
        US$690 US$579
      • SAT 18:10
        30h
        1 stop
        ICN 14:10
        San Antonio - Seoul | Mon, Sep 21 | Delta Air Lines
        US$579
        16% off
        US$690 US$579
      • SAT 18:10
        19h 50m
        1 stop
        ICN 04:00
        San Antonio - Seoul | Tue, Sep 22 | Delta Air Lines
        US$579
        16% off
        US$690 US$579
      • SAT 06:45
        18h 35m
        1 stop
        ICN 15:20
        San Antonio - Seoul | Fri, Sep 25 | Delta Air Lines
        US$579
        16% off
        US$690 US$579
      • SAT 18:10
        19h 50m
        1 stop
        ICN 04:00
        San Antonio - Seoul | Fri, Sep 11 | Delta Air Lines
        US$579
        16% off
        US$690 US$579
      • SAT 13:00
        17h 25m
        1 stop
        SEL 14:00
        San Antonio - Seoul | Sat, Sep 12 | Normal Airline
        More cheap flights
        More cheap flights

Which airlines are the most popular for San Antonio to Seoul flights?

You can choose from 1 airlines that fly from San Antonio to Seoul, including Korean Air, Delta Air Lines has lowest fares on this route.
Korean Air logo Korean Air
Airlines are determined based on actual purchased flight tickets from San Antonio to Seoul according to previous 12 months data from Trip.com.

San Antonio to Seoul Flight Information

The distance between San Antonio and Seoul is about 11,188.98 km. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is September.

Cheapest one-way flight price US$533
Cheapest return ticket price US$1,104
Cheapest month September
Peak season for travel January
Flight distance 11,188.98 km
Popular airline Korean Air
Flight statistics for the San Antonio–Seoul route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Trends on Flights from San Antonio to Seoul

Which month has the cheapest one-way flights from San Antonio to Seoul?

Average monthly one-way flight prices from San Antonio to Seoul, based on bookings made by Trip.com users over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from San Antonio to Seoul is August, with an average price of US$493; while the month with the highest flight price is usually May, with an average price of up to US$1,110.

US$1,110
US$802
US$493
US$185
    Cheapest
  • US$576
    Apr
  • US$1,110
    May
  • US$834
    Jun
  • US$558
    Jul
  • US$493
    Aug
  • US$711
    Sep
  • US$635
    Oct
  • US$525
    Nov
  • US$875
    Dec
  • US$502
    Jan
  • US$643
    Feb
  • US$841
    Mar

Frequently Asked Questions

  • What are the cheapest flights from San Antonio to Seoul (SAT-SEL)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as US$533 on Cheapest nonstop routes (e.g. SAT to ICN on Wed, Sep 30), while American Airlines offers Cheapest nonstop round-trips from US$1,104 departing on Mon, Sep 14 and returning on Fri, Sep 18.
  • At the moment, you can catch a nonstop flight from San Antonio to Seoul with the following airlines, including: American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Antonio to Seoul is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from San Antonio to Seoul, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Sep 30, with one-way flights priced at just US$533.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Seoul travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from San Antonio to Seoul is September, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from San Antonio to Seoul on September 30, 2026 with American Airlines, with prices starting at US$521.
  • You can land at any one of the following hubs in Seoul: Gimpo International Airport (GMP), and Incheon International Airport (ICN). Flying from San Antonio International Airport to Incheon International Airport (SAT-ICN) is by far the most common option on this route.
  • The time difference between Seoul and San Antonio is 15h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from San Antonio to Seoul is US$784. Fares vary by travel date, airline and availability.
  • Enter San Antonio and Seoul, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

Trip.com Airline Insights on Flights from San Antonio to Seoul

Which airline offers the cheapest direct flights from San Antonio to Seoul?

Data is based on the average price of all nonstop flights from San Antonio to Seoul on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, United Airlines provides the lowest-priced direct flights from San Antonio to Seoul, with fares starting at US$535.

US$356
US$535
US$715
US$894
US$1,073
United Airlines
US$535
United Airlines
Alaska Airlines
US$559
Alaska Airlines
Korean Air
US$875
Korean Air
Delta Air Lines
US$929
Delta Air Lines
American Airlines
US$1,073
American Airlines

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.