Flights from Boston to Lisbon from USD 752

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Change of plans? Flight changes are free for bookings made between May 15 and June 15.

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Flights from Boston to Lisbon

May 2026
FromUSD 1,112*
Viewed 1 day ago
Flight Type Round Trip|Economy
Jun 2026
FromUSD 1,055*
Viewed 21 hours ago
Flight Type Round Trip|Economy
Jul 2026
FromUSD 976*
Viewed 20 hours ago
Flight Type Round Trip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 1.1K
cmp-daily-histogram-bars-legend-max-price-aria-label USD 1.9K
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    • RangeUSD 1,055-USD 1,892

    *The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.

    Best Flight Deals from Boston to Lisbon

    USD
    keyboard_arrow_down
    Best Flight Deals from Boston to Lisbon
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		19/09/2026 - 28/09/2026

    From

    USD 752

    Viewed 1 day ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		12/10/2026 - 22/10/2026

    From

    USD 761

    Viewed 1 day ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		23/10/2026 - 01/11/2026

    From

    USD 761

    Viewed 1 day ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		15/09/2026 - 30/09/2026

    From

    USD 761

    Viewed 20 hours ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		10/10/2026 - 19/10/2026

    From

    USD 757

    Viewed 1 day ago

    *The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.

    Business Flights Deals

    USD

    Boston (BOS)to

    Lisbon (LIS)
    02/08/2026 - 17/08/2026

    Round trip

    Business

    From
    USD 3,403
    Viewed 1 day ago

    Boston (BOS)to

    Lisbon (LIS)
    02/08/2026 - 22/08/2026

    Round trip

    Business

    From
    USD 3,413
    Viewed 1 day ago

    *The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.

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