Flights from Washington, D.C. to Portugal from 545 EUR
expand_more
1 Passenger, Economy
expand_moreexpand_more
Promo Code
expand_moretoday
today
Best Flight Deals from Washington, D.C. to Portugal
flight_takeoff
flight_land
EUR
Washington, D.C. (IAD)to
Lisbon (LIS)01/12/2026 - 06/12/2026
From
678 EUR
Viewed 14 hours ago
Round trip
Economy
Washington, D.C. (IAD)to
Lisbon (LIS)16/11/2026 - 16/01/2027
From
678 EUR
Viewed 15 hours ago
Round trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)25/10/2026 - 30/10/2026
From
1,183 EUR
Viewed 16 hours ago
Round trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)28/11/2026 - 16/01/2027
From
545 EUR
Viewed 1 day 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.
Business Flights Deals
flight_takeoff
flight_land
EUR
Washington, D.C. (IAD)to
Lisbon (LIS)
05/12/2026 - 12/12/2026
Round trip
Business
From
5,390 EUR
Viewed 1 day ago
Washington, D.C. (IAD)to
Lisbon (LIS)
23/12/2026 - 31/12/2026
Round trip
Business
From
6,081 EUR
Viewed 1 day ago
Washington, D.C. (IAD)to
Porto (OPO)
28/11/2026 - 16/01/2027
Round trip
Business
From
5,560 EUR
Viewed 1 day 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.
Best Flight Deals from Washington, D.C. to Portugal
flight_takeoff
flight_land
EUR
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Washington, D.C. (IAD) | Lisbon (LIS) | Round trip | Economy | 01/12/2026 - 06/12/2026 | From 678 EUR Viewed 14 hours ago | |
| Washington, D.C. (IAD) | Lisbon (LIS) | Round trip | Economy | 16/11/2026 - 16/01/2027 | From 678 EUR Viewed 15 hours ago | |
| Washington, D.C. (IAD) | Porto (OPO) | Round trip | Economy | 28/11/2026 - 16/01/2027 | From 545 EUR Viewed 1 day 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.