Our cheapest offers for flights from United States to Portugal

Here you can compare cheap flights from United States to Portugal for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Portugal. Prices and availability may change at any time.

Boston (BOS) Lisbon (LIS)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
2–3 non-stop flights per day
at least 5h 25min
from $511
Newark (EWR) Lisbon (LIS)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
1–3 non-stop flights per day
at least 5h 35min
from $523
Boston (BOS) Ponta Delgada (PDL)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
1–3 non-stop flights per day
at least 3h 55min
from $530
New York (JFK) Lisbon (LIS)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
2 non-stop flights per day
at least 5h 55min
from $462
New York (NYC) Lisbon (LIS)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
3–5 non-stop flights per day
at least 5h 35min
from $462
Miami (MIA) Lisbon (LIS)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
1–2 non-stop flights per day
at least 7h
from $536
Orlando (MCO) Lisbon (LIS)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
only flights with stopover
at least 10h 24min
from $637
Atlanta (ATL) Lisbon (LIS)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
only flights with stopover
at least 9h 57min
from $673