Find the best airfare for United States to Portugal flights from $425

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Compare flight deals from United States to Portugal

New York/Newark (EWR) to Lisbon (LIS)

Depart Sat 12 Jan 2019,
Return Sun 27 Jan 2019
from$ 470*Viewed: 3 hours ago

New York/Newark (EWR) to Porto (OPO)

Depart Tue 8 Jan 2019,
Return Wed 23 Jan 2019
from$ 495*Viewed: 3 hours ago

Chicago (ORD) to Lisbon (LIS)

Depart Mon 10 Dec 2018,
Return Tue 25 Dec 2018
from$ 680*Viewed: 2 hours ago

San Francisco (SFO) to Lisbon (LIS)

Depart Mon 3 Dec 2018,
Return Tue 18 Dec 2018
from$ 892*Viewed: 2 hours ago

Washington, D.C. (IAD) to Lisbon (LIS)

Depart Mon 10 Dec 2018,
Return Tue 25 Dec 2018
from$ 1,138*Viewed: 3 hours ago

New York (NYC) to Lisbon (LIS)

Depart Thu 29 Nov 2018,
Return Fri 14 Dec 2018
from$ 478*Viewed: 2 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. 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.
Multi-colored buildings on a hill in Portugal

Book early and save on flights from United States to Portugal

from
to
Type
Dates
Price*
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Mon 10 Dec 2018
Return Tue 25 Dec 2018
from$ 425*Viewed: 3 hours ago
New York/Newark (EWR)
to Lisbon (LIS)
Roundtrip
Depart Sat 12 Jan 2019
Return Sun 27 Jan 2019
from$ 470*Viewed: 3 hours ago
New York (NYC)
to Lisbon (LIS)
Roundtrip
Depart Thu 29 Nov 2018
Return Fri 14 Dec 2018
from$ 478*Viewed: 2 hours ago
New York/Newark (EWR)
to Porto (OPO)
Roundtrip
Depart Tue 8 Jan 2019
Return Wed 23 Jan 2019
from$ 495*Viewed: 3 hours ago
New York/Newark (EWR)
to Faro (FAO)
Roundtrip
Depart Fri 23 Nov 2018
Return Sat 8 Dec 2018
from$ 510*Viewed: 1 hour ago
Fort Lauderdale (FLL)
to Lisbon (LIS)
Roundtrip
Depart Sat 12 Jan 2019
Return Sun 27 Jan 2019
from$ 565*Viewed: 3 hours ago
New York (NYC)
to Porto (OPO)
Roundtrip
Depart Thu 10 Jan 2019
Return Fri 25 Jan 2019
from$ 591*Viewed: 2 hours ago
Seattle (SEA)
to Lisbon (LIS)
Roundtrip
Depart Mon 26 Nov 2018
Return Tue 11 Dec 2018
from$ 630*Viewed: 2 hours ago
Chicago (ORD)
to Lisbon (LIS)
Roundtrip
Depart Mon 10 Dec 2018
Return Tue 25 Dec 2018
from$ 680*Viewed: 2 hours ago
Raleigh (RDU)
to Lisbon (LIS)
Roundtrip
Depart Mon 10 Dec 2018
Return Tue 25 Dec 2018
from$ 738*Viewed: 2 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. 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.