Flights from Boston to Buenos Aires from $ 994*

Promotion Code

Featured daily fares for flights from Boston (BOS) to Buenos Aires (EZE)

$ 1.3K
$ 1.8K
Displaying fares for April-2026
  • 29

    We

    APR

  • 30

    Th

  • 01

    Fr

    MAY

  • 02

    Sa

  • 03

    Su

  • 04

    Mo

  • 05

    Tu

  • 06

    We

  • 07

    Th

  • 08

    Fr

  • 09

    Sa

  • 10

    Su

  • 11

    Mo

  • 12

    Tu

  • 13

    We

  • 14

    Th

  • 15

    Fr

  • 16

    Sa

  • 17

    Su

  • 18

    Mo

  • 19

    Tu

  • 20

    We

  • 21

    Th

  • 22

    Fr

  • 23

    Sa

  • 24

    Su

  • 25

    Mo

  • 26

    Tu

  • 27

    We

  • 28

    Th

  • Range$ 1,327-$ 1,832

    More United deals on Boston (BOS) to Buenos Aires (EZE) flights

    $
    keyboard_arrow_down
    More United deals on Boston (BOS) to Buenos Aires (EZE) flights
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/30/26 - 07/07/26

    from

    $ 994

    Viewed: 19 hours ago

    Boston (BOS)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/09/26 - 06/16/26

    from

    $ 994

    Viewed: 19 hours ago

    Boston (BOS)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/22/26 - 07/06/26

    from

    $ 999

    Viewed: 19 hours ago

    Boston (BOS)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/08/26 - 06/15/26

    from

    $ 1,004

    Viewed: 19 hours ago

    Boston (BOS)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/05/26 - 06/12/26

    from

    $ 1,029

    Viewed: 19 hours ago

    Boston (BOS)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/21/26 - 07/05/26

    from

    $ 1,029

    Viewed: 19 hours ago

    Boston (BOS)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/08/26 - 06/22/26

    from

    $ 1,075

    Viewed: 19 hours ago

    Boston (BOS)Buenos Aires (EZE)Roundtrip
    |
    Economy
    07/22/26 - 08/05/26

    from

    $ 1,082

    Viewed: 19 hours ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.