Flights from Washington, D.C. to Portugal from 680 EUR
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1 Passenger, Economy
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Promo Code
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Best Flight Deals from Washington, D.C. to Portugal
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EUR
Washington, D.C. (IAD)to
Lisbon (LIS)13/11/2026 - 15/11/2026
From
896 EUR
Viewed 9 hours ago
Round trip
Economy
Washington, D.C. (IAD)to
Lisbon (LIS)09/12/2026 - 16/12/2026
From
680 EUR
Viewed 1 day ago
Round trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)03/01/2027 - 13/01/2027
From
708 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
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EUR
Washington, D.C. (IAD)to
Lisbon (LIS)
28/12/2026 - 08/01/2027
Round trip
Business
From
5,086 EUR
Viewed 1 day ago
Washington, D.C. (IAD)to
Lisbon (LIS)
09/12/2026 - 16/12/2026
Round trip
Business
From
6,106 EUR
Viewed 1 day ago
Washington, D.C. (IAD)to
Porto (OPO)
03/01/2027 - 13/01/2027
Round trip
Business
From
5,138 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
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EUR
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Washington, D.C. (IAD) | Lisbon (LIS) | Round trip | Economy | 09/12/2026 - 16/12/2026 | From 680 EUR Viewed 1 day ago | |
| Washington, D.C. (IAD) | Lisbon (LIS) | Round trip | Economy | 28/12/2026 - 08/01/2027 | From 984 EUR Viewed 1 day ago | |
| Washington, D.C. (IAD) | Porto (OPO) | Round trip | Economy | 03/01/2027 - 13/01/2027 | From 708 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.