American Airlines flights from Ontario to Jacksonville

Recent searches for flights from Ontario to Jacksonville

Sep 2026
From$421*
Updated: 15 hours ago
Round tripIEconomy
Oct 2026
From$267*
Updated: 3 hours ago
Round tripIEconomy
Nov 2026
From$267*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $267
cmp-daily-histogram-bars-legend-max-price-aria-label $766
Displaying fares for September-2026
  • ONT–JAX, 09/15/26 – 09/19/26: From $421
    15

    Tu

    SEP

  • ONT–JAX, 09/16/26 – 09/23/26: From $606
    16

    We

  • ONT–JAX, 09/17/26 – 09/24/26: From $761
    17

    Th

  • ONT–JAX, 09/18/26 – 09/25/26: From $761
    18

    Fr

  • ONT–JAX, 09/19/26 – 09/26/26: From $601
    19

    Sa

  • ONT–JAX, 09/20/26 – 09/27/26: From $761
    20

    Su

  • ONT–JAX, 09/21/26 – 09/28/26: From $766
    21

    Mo

  • ONT–JAX, 09/22/26 – 09/29/26: From $601
    22

    Tu

  • ONT–JAX, 09/23/26 – 09/30/26: From $601
    23

    We

  • ONT–JAX, 09/24/26 – 10/01/26: From $694
    24

    Th

  • ONT–JAX, 09/25/26 – 10/02/26: From $694
    25

    Fr

  • ONT–JAX, 09/26/26 – 10/03/26: From $601
    26

    Sa

  • ONT–JAX, 09/27/26 – 10/04/26: From $694
    27

    Su

  • ONT–JAX, 09/28/26 – 10/05/26: From $694
    28

    Mo

  • ONT–JAX, 09/29/26 – 10/06/26: From $574
    29

    Tu

  • ONT–JAX, 09/30/26 – 10/07/26: From $574
    30

    We

  • ONT–JAX, 10/01/26 – 10/08/26: From $663
    01

    Th

    OCT

  • ONT–JAX, 10/02/26 – 10/09/26: From $587
    02

    Fr

  • ONT–JAX, 10/03/26 – 10/10/26: From $574
    03

    Sa

  • ONT–JAX, 10/04/26 – 10/11/26: From $587
    04

    Su

  • ONT–JAX, 10/05/26 – 10/12/26: From $501
    05

    Mo

  • ONT–JAX, 10/06/26 – 10/13/26: From $324
    06

    Tu

  • ONT–JAX, 10/07/26 – 10/14/26: From $324
    07

    We

  • ONT–JAX, 10/08/26 – 10/15/26: From $548
    08

    Th

  • ONT–JAX, 10/09/26 – 10/16/26: From $339
    09

    Fr

  • ONT–JAX, 10/10/26 – 10/17/26: From $267
    10

    Sa

  • ONT–JAX, 10/11/26 – 10/18/26: From $517
    11

    Su

  • ONT–JAX, 10/12/26 – 10/19/26: From $350
    12

    Mo

  • ONT–JAX: cmp-view-offers-disclaimer. Find Offers
    13

    Tu

  • ONT–JAX: cmp-view-offers-disclaimer. Find Offers
    14

    We

    • range$267-$766

    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 Jacksonville flights

    $
    keyboard_arrow_down

    Ontario (ONT)to

    Jacksonville (JAX)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    Jacksonville (JAX)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    Jacksonville (JAX)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    Jacksonville (JAX)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    Jacksonville (JAX)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    Jacksonville (JAX)
    12/05/26 - 12/12/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    Jacksonville (JAX)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    Jacksonville (JAX)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 3 hours 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 Jacksonville

    Looking for lower fares on your trip from Ontario to Jacksonville? 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.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Ontario to Jacksonville