Flights from Washington, D.C. to Portugal from 501 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)25/10/2026 - 04/11/2026
From
554 EUR
Viewed 1 day ago
Round trip
Economy
Washington, D.C. (IAD)to
Lisbon (LIS)07/11/2026 - 21/11/2026
From
558 EUR
Viewed 1 day ago
Round trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)11/10/2026 - 11/11/2026
From
533 EUR
Viewed 14 hours ago
Round trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)25/10/2026 - 04/11/2026
From
501 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)
07/11/2026 - 21/11/2026
Round trip
Business
From
5,262 EUR
Viewed 1 day ago
Washington, D.C. (IAD)to
Lisbon (LIS)
23/12/2026 - 02/01/2027
Round trip
Business
From
5,935 EUR
Viewed 1 day ago
Washington, D.C. (IAD)to
Porto (OPO)
11/10/2026 - 11/11/2026
Round trip
Business
From
5,822 EUR
Viewed 14 hours ago
Washington, D.C. (IAD)to
Porto (OPO)
25/10/2026 - 04/11/2026
Round trip
Business
From
6,482 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 | 07/11/2026 - 21/11/2026 | From 558 EUR Viewed 1 day ago | |
| Washington, D.C. (IAD) | Lisbon (LIS) | Round trip | Economy | 12/02/2027 - 20/02/2027 | From 558 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.