Flights from from Portugal to the United States from € 451*
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1 Passenger, Economy
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today
today
Best prices for United flights from Portugal to United States
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€
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Best business class fares from Portugal to the United States
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Porto (OPO)to
Newark/New York (EWR)
09/04/2026 - 15/04/2026
Roundtrip
Business
from
€ 2.795
Viewed: 1 day ago
Faro (FAO)to
Newark/New York (EWR)
31/12/2025 - 07/01/2026
Roundtrip
Business
from
€ 2.289
Viewed: 7 hours ago
Funchal (FNC)to
Newark/New York (EWR)
26/06/2026 - 29/07/2026
Roundtrip
Business
from
€ 5.078
Viewed: 8 hours ago
Lisbon (LIS)to
Las Vegas (LAS)
25/01/2026 - 28/01/2026
Roundtrip
Business
from
€ 3.550
Viewed: 1 day ago
Lisbon (LIS)to
Miami (MIA)
24/06/2026 - 30/06/2026
Roundtrip
Business
from
€ 2.698
Viewed: 7 hours ago
Lisbon (LIS)to
Fort Lauderdale (FLL)
24/06/2026 - 30/06/2026
Roundtrip
Business
from
€ 4.896
Viewed: 7 hours ago
Porto (OPO)to
San Francisco (SFO)
24/07/2026 - 04/08/2026
Roundtrip
Business
from
€ 3.630
Viewed: 4 hours ago
Lisbon (LIS)to
Orlando (MCO)
27/08/2026 - 09/09/2026
Roundtrip
Business
from
€ 2.671
Viewed: 1 hour ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.