Flights from United States to Portugal from USD 428
expand_more
1 Passenger, Economy
expand_moreexpand_more
Promo Code
expand_moretoday
today
Best Flight Deals from United States to Portugal
flight_takeoff
flight_land
USD
Boston (BOS)to
Lisbon (LIS)24/03/2027 - 07/04/2027
From
USD 699
Viewed 52 minutes ago
Round trip
Economy
Boston (BOS)to
Lisbon (LIS)20/01/2027 - 17/02/2027
From
USD 699
Viewed 8 hours ago
Round trip
Economy
Miami (MIA)to
Lisbon (LIS)14/03/2027 - 22/03/2027
From
USD 627
Viewed 9 hours ago
Round trip
Economy
New York/Newark (EWR)to
Porto (OPO)27/11/2026 - 07/12/2026
From
USD 539
Viewed 9 hours ago
Round trip
Economy
New York/Newark (EWR)to
Lisbon (LIS)24/11/2026 - 08/12/2026
From
USD 522
Viewed 21 hours ago
Round trip
Economy
New York/Newark (EWR)to
Lisbon (LIS)04/11/2026 - 19/11/2026
From
USD 530
Viewed 23 hours ago
Round trip
Economy
San Francisco (SFO)to
Lisbon (LIS)01/02/2027 - 10/02/2027
From
USD 672
Viewed 7 hours ago
Round trip
Economy
Miami (MIA)to
Lisbon (LIS)03/02/2027 - 10/02/2027
From
USD 618
Viewed 21 hours ago
Round trip
Economy
New York/Newark (EWR)to
Porto (OPO)27/11/2026 - 12/12/2026
From
USD 539
Viewed 22 hours ago
Round trip
Economy
Chicago (ORD)to
Lisbon (LIS)13/11/2026 - 20/11/2026
From
USD 689
Viewed 9 hours ago
Round trip
Economy
Chicago (ORD)to
Lisbon (LIS)03/03/2027 - 10/03/2027
From
USD 689
Viewed 4 hours ago
Round trip
Economy
San Francisco (SFO)to
Lisbon (LIS)02/12/2026 - 09/12/2026
From
USD 672
Viewed 17 hours ago
Round trip
Economy
Boston (BOS)to
Porto (OPO)08/11/2026 - 17/11/2026
From
USD 600
Viewed 48 minutes ago
Round trip
Economy
Boston (BOS)to
Porto (OPO)06/12/2026 - 15/12/2026
From
USD 604
Viewed 3 hours ago
Round trip
Economy
Los Angeles (LAX)to
Lisbon (LIS)05/01/2027 - 21/01/2027
From
USD 891
Viewed 1 hour ago
Round trip
Economy
Orlando (MCO)to
Lisbon (LIS)01/02/2027 - 11/02/2027
From
USD 631
Viewed 9 hours ago
Round trip
Economy
Los Angeles (LAX)to
Lisbon (LIS)08/12/2026 - 28/01/2027
From
USD 896
Viewed 23 hours ago
Round trip
Economy
New York/Newark (JFK)to
Lisbon (LIS)16/02/2027 - 23/02/2027
From
USD 628
Viewed 8 hours ago
Round trip
Economy
New York/Newark (JFK)to
Lisbon (LIS)02/12/2026 - 12/12/2026
From
USD 628
Viewed 10 hours ago
Round trip
Economy
Orlando (MCO)to
Lisbon (LIS)11/01/2027 - 04/02/2027
From
USD 637
Viewed 17 hours ago
Round trip
Economy
*The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.
Plan early and get the best prices
flight_takeoff
flight_land
USD
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| New York/Newark (EWR) | Lisbon (LIS) | Round trip | Economy | 10/12/2026 - 16/12/2026 | From USD 628 Viewed 11 hours ago | |
| New York/Newark (EWR) | Lisbon (LIS) | Round trip | Economy | 10/02/2027 - 24/02/2027 | From USD 628 Viewed 7 hours ago | |
| Boston (BOS) | Lisbon (LIS) | Round trip | Economy | 20/01/2027 - 17/02/2027 | From USD 699 Viewed 8 hours ago | |
| Boston (BOS) | Lisbon (LIS) | Round trip | Economy | 24/03/2027 - 07/04/2027 | From USD 699 Viewed 52 minutes ago | |
| Miami (MIA) | Lisbon (LIS) | Round trip | Economy | 14/03/2027 - 22/03/2027 | From USD 627 Viewed 9 hours ago | |
| New York/Newark (EWR) | Porto (OPO) | Round trip | Economy | 14/12/2026 - 28/02/2027 | From USD 621 Viewed 5 hours ago | |
| New York/Newark (EWR) | Porto (OPO) | Round trip | Economy | 14/12/2026 - 08/02/2027 | From USD 630 Viewed 5 hours ago | |
| San Francisco (SFO) | Lisbon (LIS) | Round trip | Economy | 01/02/2027 - 10/02/2027 | From USD 672 Viewed 7 hours ago |
*The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.