Boston (BOS) to Lisbon (LIS) flight deal from $2652 USD in business class

TPTAP Portugal

Round Trip•Business Class

BOS

Logan International Airport

Boston, United States

LIS

Portela Airport

Lisbon, Portugal

$4,080 USD

-35%$2,652 USD

Verified Mar 22, 2026 at 11:02 PM

March 2026

Today

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Tue

Wed

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Sun

23 24 25 26 27 28 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23$3,171 24$4,244 25$4,376 26$6,380 27$4,380 28$4,376 29$3,150 30$3,171 31$3,971 1$4,068 2$4,701 3$4,254 4$4,254 5$4,557

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Tuesday, March 24th, 2026

10 round-trip options

Returning

Sun, Mar 29, 2026•5 Day Trip

$4,254 USD

Google Flights

Returning

Mon, Mar 30, 2026•6 Day Trip

$4,644 USD

Google Flights

Returning

Tue, Mar 31, 2026•7 Day Trip

$4,376 USD

Google Flights

Returning

Wed, Apr 1, 2026•8 Day Trip

$4,244 USD

Google Flights

Returning

Thu, Apr 2, 2026•9 Day Trip

$4,244 USD

Google Flights

Returning

Fri, Apr 3, 2026•10 Day Trip

$4,644 USD

Google Flights

Returning

Sat, Apr 4, 2026•11 Day Trip

$4,644 USD

Google Flights

Returning

Sun, Apr 5, 2026•12 Day Trip

$5,344 USD

Google Flights

Returning

Mon, Apr 6, 2026•13 Day Trip

$4,609 USD

Google Flights

Returning

Tue, Apr 7, 2026•14 Day Trip

$4,244 USD

Google Flights