Find Copa Airlines flights from Washington Dulles (IAD) to Buenos Aires (EZE) from USD 614*

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Restrictions apply; please see Terms & Conditions.

Best prices on Washington Dulles to Buenos Aires flights

May 2026
FromUSD 709*
Viewed 1 day ago
Round trip/Economy
Jun 2026
FromUSD 614*
Viewed 1 day ago
Round trip/Economy
Jul 2026
FromUSD 637*
Viewed 1 day ago
Round trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 614
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    • FromUSD 614-USD 709

    *Restrictions apply; please see Terms & Conditions.

    Best airfares from Washington Dulles to Buenos Aires flights

    USD
    Best airfares from Washington Dulles to Buenos Aires flights
    From
    To
    Fare Type
    Dates
    Price
    Washington Dulles (IAD)Buenos Aires (EZE)Round trip
    /
    Economy    		Jun 11, 2026 - Jun 25, 2026

    From

    USD 614

    Viewed 1 day ago

    Washington Dulles (IAD)Buenos Aires (EZE)Round trip
    /
    Economy    		Jun 22, 2026 - Jun 29, 2026

    From

    USD 614

    Viewed 1 day ago

    Washington Dulles (IAD)Buenos Aires (EZE)Round trip
    /
    Economy    		Jun 22, 2026 - Jul 01, 2026

    From

    USD 614

    Viewed 1 day ago

    Washington Dulles (IAD)Buenos Aires (EZE)Round trip
    /
    Economy    		Jun 22, 2026 - Jun 30, 2026

    From

    USD 614

    Viewed 1 day ago

    Washington Dulles (IAD)Buenos Aires (EZE)Round trip
    /
    Economy    		Jun 13, 2026 - Jun 28, 2026

    From

    USD 614

    Viewed 10 hours ago

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
    *Restrictions apply; please see Terms & Conditions.

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