Flights from Boston to Lisbon from USD 589

Promo Code

Flights from Boston to Lisbon

Discover the cheapest day and month to travel

Jul 2026
FromUSD 770*
Viewed 2 hours ago
Flight Type Round Trip|Economy
Aug 2026
FromUSD 590*
Viewed 1 day ago
Flight Type Round Trip|Economy
Sep 2026
FromUSD 594*
Viewed 1 day ago
Flight Type Round Trip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 590
cmp-daily-histogram-bars-legend-max-price-aria-label USD 2.2K
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    • RangeUSD 590-USD 2,218

    *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
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    Best Flight Deals from Boston to Lisbon
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		06/09/2026 - 15/09/2026

    From

    USD 594

    Viewed 1 day ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		06/11/2026 - 15/11/2026

    From

    USD 589

    Viewed 15 hours ago

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

    From

    USD 589

    Viewed 22 hours ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		15/01/2027 - 21/01/2027

    From

    USD 594

    Viewed 20 hours ago

    Boston (BOS)Lisbon (LIS)Round trip
    |
    Economy    		20/11/2026 - 27/11/2026

    From

    USD 596

    Viewed 20 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)
    05/10/2026 - 16/10/2026

    Round trip

    Business

    From
    USD 3,027
    Viewed 13 hours ago

    Boston (BOS)to

    Lisbon (LIS)
    28/09/2026 - 05/10/2026

    Round trip

    Business

    From
    USD 3,027
    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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