Flights from Washington, D.C. to United Kingdom available from USD 449*

Deals on flights in next three months

USD

Washington, D.C. (IAD)to

London (LON)
Jan 25 2025 - Feb 04 2025
From
USD 506*
Viewed 3 hrs ago
Round trip
/
Economy

Washington, D.C. (IAD)to

London (LON)
Feb 07 2025 - Feb 09 2025
From
USD 507*
Viewed 1 day ago
Round trip
/
Economy

Washington, D.C. (IAD)to

London (LON)
Feb 07 2025 - Feb 12 2025
From
USD 507*
Viewed 1 day ago
Round trip
/
Economy

Washington, D.C. (IAD)to

London (LON)
Feb 07 2025 - Feb 28 2025
From
USD 507*
Viewed 1 day ago
Round trip
/
Economy

Washington, D.C. (IAD)to

London (LHR)
Jan 30 2025 - Feb 06 2025
From
USD 510*
Viewed 22 minutes ago
Round trip
/
Economy

Washington, D.C. (IAD)to

London (LHR)
Jan 20 2025 - Jan 28 2025
From
USD 511*
Viewed 1 day ago
Round trip
/
Economy

Washington, D.C. (IAD)to

London (LHR)
Mar 18 2025 - Mar 25 2025
From
USD 511*
Viewed 2 days ago
Round trip
/
Economy

Washington, D.C. (IAD)to

London (LHR)
Feb 09 2025 - Feb 22 2025
From
USD 526*
Viewed 2 days ago
Round trip
/
Economy

Washington, D.C. (IAD)to

Glasgow (GLA)
Jan 30 2025 - Feb 19 2025
From
USD 505*
Viewed 1 day ago
Round trip
/
Economy

Washington, D.C. (IAD)to

Glasgow (GLA)
Jan 30 2025 - Feb 28 2025
From
USD 505*
Viewed 1 day ago
Round trip
/
Economy

Washington, D.C. (IAD)to

Glasgow (GLA)
Jan 30 2025 - Mar 02 2025
From
USD 505*
Viewed 1 day ago
Round trip
/
Economy

Washington, D.C. (IAD)to

Glasgow (GLA)
Jan 31 2025 - Feb 08 2025
From
USD 505*
Viewed 1 day ago
Round trip
/
Economy

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

Blue image with a map of Iceland and text that reads: Include a little more of Iceland in your journey. Add a Stopover

Plan ahead for your trip from Washington, D.C. to United Kingdom with Icelandair

USD
Plan ahead for your trip from Washington, D.C. to United Kingdom with Icelandair
From
To
Fare type
Dates
Price
FromWashington, D.C. (IAD)ToLondon (LON)Round trip
/
Economy
May 05 2025 - May 15 2025

From

USD 449*

Viewed 1 day ago

FromWashington, D.C. (IAD)ToLondon (LHR)Round trip
/
Economy
May 11 2025 - May 20 2025

From

USD 527*

Viewed 17 hrs ago

FromWashington, D.C. (IAD)ToGlasgow (GLA)Round trip
/
Economy
Oct 12 2025 - Nov 07 2025

From

USD 500*

Viewed 1 day ago

FromWashington, D.C. (IAD)ToManchester (MAN)Round trip
/
Economy
Oct 02 2025 - Oct 07 2025

From

USD 505*

Viewed 1 day ago

FromWashington, D.C. (IAD)ToLondon (LGW)Round trip
/
Economy
Aug 13 2025 - Aug 29 2025

From

USD 597*

Viewed 8 hrs ago

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.