Find the best airfare for United States to Portugal flights from $546

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Compare flight deals from United States to Portugal

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

Depart Tue 18 Sep 2018,
Return Tue 2 Oct 2018
from$ 1,150*Viewed: 8 hours ago

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

Depart Tue 18 Sep 2018,
Return Mon 1 Oct 2018
from$ 893*Viewed: 12 hours ago

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

Depart Tue 21 Aug 2018,
Return Wed 5 Sep 2018
from$ 3,174*Viewed: 10 minutes ago

Boston (BOS) to Lisbon (LIS)

Depart Tue 21 Aug 2018,
Return Wed 5 Sep 2018
from$ 611*Viewed: 5 minutes ago

Denver (DEN) to Lisbon (LIS)

Depart Mon 17 Sep 2018,
Return Tue 2 Oct 2018
from$ 1,557*Viewed: 1 hour ago

Dallas (DFW) to Lisbon (LIS)

Depart Sun 16 Sep 2018,
Return Mon 1 Oct 2018
from$ 1,126*Viewed: 1 hour 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*
New York/Newark (EWR)
to Lisbon (LIS)
Roundtrip
Depart Sat 24 Nov 2018
Return Fri 7 Dec 2018
from$ 546*Viewed: 9 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Tue 21 Aug 2018
Return Wed 5 Sep 2018
from$ 611*Viewed: 5 minutes ago
Detroit (DTW)
to Lisbon (LIS)
Roundtrip
Depart Mon 17 Sep 2018
Return Tue 2 Oct 2018
from$ 742*Viewed: 1 hour ago
Charlotte (CLT)
to Lisbon (LIS)
Roundtrip
Depart Mon 17 Sep 2018
Return Tue 2 Oct 2018
from$ 812*Viewed: 1 hour ago
Cleveland (CLE)
to Lisbon (LIS)
Roundtrip
Depart Mon 17 Sep 2018
Return Tue 2 Oct 2018
from$ 872*Viewed: 1 hour ago
New York/Newark (EWR)
to Porto (OPO)
Roundtrip
Depart Tue 18 Sep 2018
Return Mon 1 Oct 2018
from$ 893*Viewed: 12 hours ago
Dallas (DFW)
to Lisbon (LIS)
Roundtrip
Depart Sun 16 Sep 2018
Return Mon 1 Oct 2018
from$ 1,126*Viewed: 1 hour ago
Austin (AUS)
to Lisbon (LIS)
Roundtrip
Depart Tue 11 Sep 2018
Return Wed 26 Sep 2018
from$ 1,135*Viewed: 12 minutes ago
Baltimore (BWI)
to Lisbon (LIS)
Roundtrip
Depart Mon 17 Sep 2018
Return Tue 2 Oct 2018
from$ 1,363*Viewed: 1 minute ago
Boise (BOI)
to Lisbon (LIS)
Roundtrip
Depart Mon 17 Sep 2018
Return Tue 2 Oct 2018
from$ 1,407*Viewed: 6 minutes 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.