American Airlines flights from Ontario to Seoul

Recent searches for flights from Ontario to Seoul

Sep 2026
From$1,174*
Updated: 1 hour ago
Round tripIEconomy
Oct 2026
From$1,700*
Updated: 1 hour ago
Round tripIEconomy
Nov 2026
From$1,414*
Updated: 1 hour ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.2K
cmp-daily-histogram-bars-legend-max-price-aria-label $2.0K
Displaying fares for September-2026
  • ONT–ICN, 09/13/26 – 09/20/26: From $1,219
    13

    Su

    SEP

  • ONT–ICN, 09/14/26 – 09/21/26: From $1,174
    14

    Mo

  • ONT–ICN, 09/15/26 – 09/22/26: From $1,174
    15

    Tu

  • ONT–ICN, 09/16/26 – 09/23/26: From $1,174
    16

    We

  • ONT–ICN, 09/17/26 – 09/24/26: From $1,219
    17

    Th

  • ONT–ICN, 09/18/26 – 09/25/26: From $1,264
    18

    Fr

  • ONT–ICN, 09/19/26 – 09/26/26: From $1,264
    19

    Sa

  • ONT–ICN, 09/20/26 – 09/27/26: From $1,219
    20

    Su

  • ONT–ICN, 09/21/26 – 09/28/26: From $1,174
    21

    Mo

  • ONT–ICN, 09/22/26 – 09/29/26: From $1,174
    22

    Tu

  • ONT–ICN, 09/23/26 – 09/30/26: From $1,459
    23

    We

  • ONT–ICN, 09/24/26 – 10/01/26: From $1,509
    24

    Th

  • ONT–ICN, 09/25/26 – 10/02/26: From $1,559
    25

    Fr

  • ONT–ICN, 09/26/26 – 10/03/26: From $1,559
    26

    Sa

  • ONT–ICN, 09/27/26 – 10/04/26: From $1,509
    27

    Su

  • ONT–ICN, 09/28/26 – 10/05/26: From $1,459
    28

    Mo

  • ONT–ICN, 09/29/26 – 10/06/26: From $1,459
    29

    Tu

  • ONT–ICN, 09/30/26 – 10/07/26: From $1,459
    30

    We

  • ONT–ICN, 10/01/26 – 10/08/26: From $1,755
    01

    Th

    OCT

  • ONT–ICN, 10/02/26 – 10/09/26: From $1,805
    02

    Fr

  • ONT–ICN, 10/03/26 – 10/10/26: From $1,805
    03

    Sa

  • ONT–ICN, 10/04/26 – 10/11/26: From $1,750
    04

    Su

  • ONT–ICN, 10/05/26 – 10/12/26: From $1,700
    05

    Mo

  • ONT–ICN, 10/06/26 – 10/13/26: From $1,700
    06

    Tu

  • ONT–ICN, 10/07/26 – 10/14/26: From $1,700
    07

    We

  • ONT–ICN, 10/08/26 – 10/15/26: From $2,015
    08

    Th

  • ONT–ICN, 10/09/26 – 10/16/26: From $2,004
    09

    Fr

  • ONT–ICN, 10/10/26 – 10/17/26: From $1,800
    10

    Sa

  • ONT–ICN, 10/11/26 – 10/18/26: From $1,750
    11

    Su

  • ONT–ICN, 10/12/26 – 10/19/26: From $1,700
    12

    Mo

    • range$1,174-$2,015

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on Ontario to Seoul flights

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    Ontario (ONT)to

    Seoul (ICN)
    09/21/26 - 09/28/26

    Round trip

    Economy

    from
    $1,174Fare subject to changes
    Updated: 1 hour ago

    Ontario (ONT)to

    Seoul (ICN)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $1,174Fare subject to changes
    Updated: 1 hour ago

    Ontario (ONT)to

    Seoul (ICN)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $1,174Fare subject to changes
    Updated: 1 hour ago

    Ontario (ONT)to

    Seoul (ICN)
    09/14/26 - 09/21/26

    Round trip

    Economy

    from
    $1,174Fare subject to changes
    Updated: 1 hour ago

    Ontario (ONT)to

    Seoul (ICN)
    09/16/26 - 09/23/26

    Round trip

    Economy

    from
    $1,174Fare subject to changes
    Updated: 1 hour ago

    Ontario (ONT)to

    Seoul (ICN)
    09/17/26 - 09/24/26

    Round trip

    Economy

    from
    $1,219Fare subject to changes
    Updated: 1 hour ago

    Ontario (ONT)to

    Seoul (ICN)
    09/20/26 - 09/27/26

    Round trip

    Economy

    from
    $1,219Fare subject to changes
    Updated: 1 hour ago

    Ontario (ONT)to

    Seoul (ICN)
    09/18/26 - 09/25/26

    Round trip

    Economy

    from
    $1,264Fare subject to changes
    Updated: 1 hour ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from Ontario to Seoul

    Looking for lower fares on your trip from Ontario to Seoul? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

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    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
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    American Airlines flights from Ontario to Seoul