Flight from Washington, D.C. to Portugal with Air France from $792*
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1 Passenger, Economy
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today
*Modifying this information may result in a different fare
Find your flight from Washington, D.C. to Portugal
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Washington, D.C. (IAD)to
Lisbon (LIS)04/20/2026 - 05/04/2026
From
$1,255
Seen: 2 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Lisbon (LIS)04/21/2026 - 04/28/2026
From
$1,255
Seen: 2 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Lisbon (LIS)04/21/2026 - 05/05/2026
From
$1,255
Seen: 2 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Lisbon (LIS)04/22/2026 - 04/29/2026
From
$1,255
Seen: 2 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Lisbon (LIS)04/22/2026 - 05/06/2026
From
$1,255
Seen: 2 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)04/20/2026 - 04/27/2026
From
$792
Seen: 16 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)04/27/2026 - 05/04/2026
From
$792
Seen: 16 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)04/28/2026 - 05/05/2026
From
$792
Seen: 16 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)04/29/2026 - 05/06/2026
From
$792
Seen: 16 hrs ago
Round-trip
Economy
Washington, D.C. (IAD)to
Porto (OPO)04/20/2026 - 05/04/2026
From
$792
Seen: 16 hrs ago
Round-trip
Economy
Browse all flight offers from Washington, D.C. to Portugal for the upcoming months
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Washington, D.C. (IAD) | Lisbon (LIS) | Round-trip / Economy | 04/20/2026 - 05/04/2026 | From $1,255 Seen: 2 hrs ago |
| Washington, D.C. (IAD) | Lisbon (LIS) | Round-trip / Economy | 04/21/2026 - 04/28/2026 | From $1,255 Seen: 2 hrs ago |
| Washington, D.C. (IAD) | Lisbon (LIS) | Round-trip / Economy | 04/21/2026 - 05/05/2026 | From $1,255 Seen: 2 hrs ago |
| Washington, D.C. (IAD) | Lisbon (LIS) | Round-trip / Economy | 04/22/2026 - 04/29/2026 | From $1,255 Seen: 2 hrs ago |
| Washington, D.C. (IAD) | Lisbon (LIS) | Round-trip / Economy | 04/22/2026 - 05/06/2026 | From $1,255 Seen: 2 hrs ago |
| Washington, D.C. (IAD) | Porto (OPO) | Round-trip / Economy | 04/20/2026 - 04/27/2026 | From $792 Seen: 16 hrs ago |
| Washington, D.C. (IAD) | Porto (OPO) | Round-trip / Economy | 04/27/2026 - 05/04/2026 | From $792 Seen: 16 hrs ago |
| Washington, D.C. (IAD) | Porto (OPO) | Round-trip / Economy | 04/28/2026 - 05/05/2026 | From $792 Seen: 16 hrs ago |
| Washington, D.C. (IAD) | Porto (OPO) | Round-trip / Economy | 04/29/2026 - 05/06/2026 | From $792 Seen: 16 hrs ago |
| Washington, D.C. (IAD) | Porto (OPO) | Round-trip / Economy | 04/20/2026 - 05/04/2026 | From $792 Seen: 16 hrs ago |
Travel from Washington, D.C. to Portugal with Air France
Whether you're looking for a last-minute Washington, D.C. (WAS) Portugal (Europe) flight or a flight to a destination more further afield, take advantage of our lowest prices for your travel dates on this site. Find the cheapest prices for a flight with Air France Washington, D.C. (WAS) Portugal (Europe) or directly pick up your departure date if your trip Portugal is already scheduled.