American Airlines flights from Chicago to Belfast

Recent searches for flights from Chicago to Belfast

Aug 2026
From$1,095*
Updated: 28 minutes ago
Round tripIEconomy
Sep 2026
From$939*
Updated: 28 minutes ago
Round tripIEconomy
Oct 2026
From$939*
Updated: 28 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $939
cmp-daily-histogram-bars-legend-max-price-aria-label $3.2K
Displaying fares for August-2026
  • ORD–BFS, 08/16/26 – 08/23/26: From $2,758
    16

    Su

    AUG

  • ORD–BFS, 08/17/26 – 08/24/26: From $1,145
    17

    Mo

  • ORD–BFS, 08/18/26 – 08/25/26: From $2,001
    18

    Tu

  • ORD–BFS, 08/19/26 – 08/26/26: From $2,001
    19

    We

  • ORD–BFS, 08/20/26 – 08/27/26: From $2,101
    20

    Th

  • ORD–BFS, 08/21/26 – 08/28/26: From $2,101
    21

    Fr

  • ORD–BFS, 08/22/26 – 08/29/26: From $3,086
    22

    Sa

  • ORD–BFS, 08/23/26 – 08/30/26: From $1,155
    23

    Su

  • ORD–BFS, 08/24/26 – 08/31/26: From $1,155
    24

    Mo

  • ORD–BFS, 08/25/26 – 09/01/26: From $1,095
    25

    Tu

  • ORD–BFS, 08/26/26 – 09/02/26: From $1,095
    26

    We

  • ORD–BFS, 08/27/26 – 09/03/26: From $1,145
    27

    Th

  • ORD–BFS, 08/28/26 – 09/04/26: From $1,212
    28

    Fr

  • ORD–BFS, 08/29/26 – 09/05/26: From $1,252
    29

    Sa

  • ORD–BFS, 08/30/26 – 09/06/26: From $1,766
    30

    Su

  • ORD–BFS, 08/31/26 – 09/07/26: From $1,192
    31

    Mo

  • ORD–BFS, 09/01/26 – 09/08/26: From $1,523
    01

    Tu

    SEP

  • ORD–BFS, 09/02/26 – 09/09/26: From $1,220
    02

    We

  • ORD–BFS, 09/03/26 – 09/10/26: From $3,164
    03

    Th

  • ORD–BFS, 09/04/26 – 09/11/26: From $1,155
    04

    Fr

  • ORD–BFS, 09/05/26 – 09/12/26: From $1,205
    05

    Sa

  • ORD–BFS, 09/06/26 – 09/13/26: From $1,155
    06

    Su

  • ORD–BFS, 09/07/26 – 09/14/26: From $1,145
    07

    Mo

  • ORD–BFS, 09/08/26 – 09/15/26: From $1,095
    08

    Tu

  • ORD–BFS, 09/09/26 – 09/16/26: From $2,194
    09

    We

  • ORD–BFS, 09/10/26 – 09/17/26: From $1,443
    10

    Th

  • ORD–BFS, 09/11/26 – 09/18/26: From $3,086
    11

    Fr

  • ORD–BFS, 09/12/26 – 09/19/26: From $1,039
    12

    Sa

  • ORD–BFS, 09/13/26 – 09/20/26: From $989
    13

    Su

  • ORD–BFS, 09/14/26 – 09/21/26: From $989
    14

    Mo

  • ORD–BFS, 09/15/26 – 09/22/26: From $939
    15

    Tu

    • range$939-$3,164

    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 Chicago to Belfast flights

    $
    keyboard_arrow_down

    Chicago (ORD)to

    Belfast (BFS)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $885Fare subject to changes
    Updated: 28 minutes ago

    Chicago (ORD)to

    Belfast (BFS)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $885Fare subject to changes
    Updated: 28 minutes ago

    Chicago (ORD)to

    Belfast (BFS)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $885Fare subject to changes
    Updated: 28 minutes ago

    Chicago (ORD)to

    Belfast (BFS)
    12/08/26 - 12/15/26

    Round trip

    Economy

    from
    $885Fare subject to changes
    Updated: 28 minutes ago

    Chicago (ORD)to

    Belfast (BFS)
    12/09/26 - 12/16/26

    Round trip

    Economy

    from
    $885Fare subject to changes
    Updated: 28 minutes ago

    Chicago (ORD)to

    Belfast (BFS)
    11/18/26 - 11/25/26

    Round trip

    Economy

    from
    $885Fare subject to changes
    Updated: 28 minutes ago

    Chicago (ORD)to

    Belfast (BFS)
    12/03/26 - 12/10/26

    Round trip

    Economy

    from
    $935Fare subject to changes
    Updated: 28 minutes ago

    Chicago (ORD)to

    Belfast (BFS)
    12/07/26 - 12/14/26

    Round trip

    Economy

    from
    $935Fare subject to changes
    Updated: 28 minutes 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 Chicago to Belfast

    Looking for lower fares on your trip from Chicago to Belfast? 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

    Earn up to $500 back on your next American Airlines flight plus, 30,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • 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 Chicago to Belfast