Flights from Boston to Lisbon from USD 752

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Flights from Boston to Lisbon

Discover the cheapest day and month to travel

Jun 2026
FromUSD 1,052*
Viewed 8 hours ago
Flight Type Round Trip|Economy
Jul 2026
FromUSD 888*
Viewed 18 hours ago
Flight Type Round Trip|Economy
Aug 2026
FromUSD 861*
Viewed 8 hours ago
Flight Type Round Trip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 1.0K
cmp-daily-histogram-bars-legend-max-price-aria-label USD 2.1K
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    • RangeUSD 1,031-USD 2,125

    *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    		21/09/2026 - 30/09/2026

    From

    USD 752

    Viewed 1 day ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		06/11/2026 - 21/11/2026

    From

    USD 761

    Viewed 1 day ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		25/09/2026 - 30/10/2026

    From

    USD 761

    Viewed 22 hours ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		06/10/2026 - 21/10/2026

    From

    USD 761

    Viewed 16 hours ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		06/10/2026 - 23/10/2026

    From

    USD 761

    Viewed 14 hours 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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    Business Flights Deals

    USD

    Boston (BOS)to

    Lisbon (LIS)
    16/08/2026 - 05/12/2026

    Round trip

    Business

    From
    USD 3,018
    Viewed 8 hours ago

    Boston (BOS)to

    Lisbon (LIS)
    19/08/2026 - 28/08/2026

    Round trip

    Business

    From
    USD 3,028
    Viewed 7 hours 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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