Find Copa Airlines flights from Washington Dulles (IAD) to San José (SJO) from USD 357*

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Restrictions apply; please see Terms & Conditions.

Best prices on Washington Dulles to San José flights

Jun 2026
FromUSD 449*
Viewed 10 hours ago
Round trip/Economy
Jul 2026
FromUSD 366*
Viewed 1 day ago
Round trip/Economy
Aug 2026
FromUSD 369*
Viewed 1 day ago
Round trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 366
cmp-daily-histogram-bars-legend-max-price-aria-label USD 758
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    • FromUSD 366-USD 758

    *Restrictions apply; please see Terms & Conditions.

    Best airfares from Washington Dulles to San José flights

    USD
    Best airfares from Washington Dulles to San José flights
    From
    To
    Fare Type
    Dates
    Price
    Washington Dulles (IAD)San José (SJO)Round trip
    /
    Economy    		Sep 13, 2026 - Sep 18, 2026

    From

    USD 357

    Viewed 1 day ago

    Washington Dulles (IAD)San José (SJO)Round trip
    /
    Economy    		Jul 06, 2026 - Jul 09, 2026

    From

    USD 366

    Viewed 1 day ago

    Washington Dulles (IAD)San José (SJO)Round trip
    /
    Economy    		Jul 06, 2026 - Jul 08, 2026

    From

    USD 366

    Viewed 1 day ago

    Washington Dulles (IAD)San José (SJO)Round trip
    /
    Economy    		Jul 04, 2026 - Jul 15, 2026

    From

    USD 366

    Viewed 9 hours ago

    Washington Dulles (IAD)San José (SJO)Round trip
    /
    Economy    		Sep 05, 2026 - Sep 12, 2026

    From

    USD 369

    Viewed 3 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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