Flight from Washington, D.C. to Portugal with Air France from $794*

*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)
08/03/2026 - 08/17/2026
From
$1,295
Seen: 7 hrs ago
Round-trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
08/12/2026 - 08/19/2026
From
$1,295
Seen: 7 hrs ago
Round-trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
08/12/2026 - 08/26/2026
From
$1,295
Seen: 7 hrs ago
Round-trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
08/12/2026 - 09/09/2026
From
$1,295
Seen: 7 hrs ago
Round-trip
Economy

Washington, D.C. (IAD)to

Lisbon (LIS)
08/17/2026 - 08/31/2026
From
$1,295
Seen: 7 hrs ago
Round-trip
Economy

Washington, D.C. (IAD)to

Porto (OPO)
08/17/2026 - 09/14/2026
From
$794
Seen: 42 minutes ago
Round-trip
Economy

Washington, D.C. (IAD)to

Porto (OPO)
08/17/2026 - 08/24/2026
From
$794
Seen: 42 minutes ago
Round-trip
Economy

Washington, D.C. (IAD)to

Porto (OPO)
08/17/2026 - 08/31/2026
From
$794
Seen: 42 minutes ago
Round-trip
Economy

Washington, D.C. (IAD)to

Porto (OPO)
08/17/2026 - 09/07/2026
From
$794
Seen: 42 minutes ago
Round-trip
Economy

Washington, D.C. (IAD)to

Porto (OPO)
08/17/2026 - 08/20/2026
From
$801
Seen: 42 minutes ago
Round-trip
Economy

Browse all flight offers from Washington, D.C. to Portugal for the upcoming months

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Browse all flight offers from Washington, D.C. to Portugal for the upcoming months
From
To
Fare Type
Dates
Price
Washington, D.C. (IAD)Lisbon (LIS)Round-trip
/
Economy
08/03/2026 - 08/17/2026

From

$1,295

Seen: 7 hrs ago

Washington, D.C. (IAD)Lisbon (LIS)Round-trip
/
Economy
08/12/2026 - 08/19/2026

From

$1,295

Seen: 7 hrs ago

Washington, D.C. (IAD)Lisbon (LIS)Round-trip
/
Economy
08/12/2026 - 08/26/2026

From

$1,295

Seen: 7 hrs ago

Washington, D.C. (IAD)Lisbon (LIS)Round-trip
/
Economy
08/12/2026 - 09/09/2026

From

$1,295

Seen: 7 hrs ago

Washington, D.C. (IAD)Lisbon (LIS)Round-trip
/
Economy
08/17/2026 - 08/31/2026

From

$1,295

Seen: 7 hrs ago

Washington, D.C. (IAD)Porto (OPO)Round-trip
/
Economy
08/17/2026 - 09/14/2026

From

$794

Seen: 42 minutes ago

Washington, D.C. (IAD)Porto (OPO)Round-trip
/
Economy
08/17/2026 - 08/24/2026

From

$794

Seen: 42 minutes ago

Washington, D.C. (IAD)Porto (OPO)Round-trip
/
Economy
08/17/2026 - 08/31/2026

From

$794

Seen: 42 minutes ago

Washington, D.C. (IAD)Porto (OPO)Round-trip
/
Economy
08/17/2026 - 09/07/2026

From

$794

Seen: 42 minutes ago

Washington, D.C. (IAD)Porto (OPO)Round-trip
/
Economy
08/17/2026 - 08/20/2026

From

$801

Seen: 42 minutes ago

Air France airplane

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.