Flights from Washington, D.C. to United Kingdom available from USD 518*

Promo code

Deals on flights in next three months

USD

Washington, D.C. (IAD)to

Glasgow (GLA)
Oct 13 2025 - Nov 18 2025
From
USD 536
Viewed 1 day ago
Round trip
Economy

Washington, D.C. (IAD)to

Glasgow (GLA)
Nov 30 2025 - Dec 12 2025
From
USD 536
Viewed 8 hrs ago
Round trip
Economy

Washington, D.C. (IAD)to

Glasgow (GLA)
Dec 01 2025 - Dec 11 2025
From
USD 536
Viewed 8 hrs ago
Round trip
Economy

Washington, D.C. (IAD)to

Glasgow (GLA)
Dec 06 2025 - Dec 10 2025
From
USD 536
Viewed 8 hrs ago
Round trip
Economy

Washington, D.C. (IAD)to

London (LHR)
Nov 27 2025 - Dec 05 2025
From
USD 523
Viewed 2 days ago
Round trip
Economy

Washington, D.C. (IAD)to

London (LHR)
Nov 09 2025 - Nov 13 2025
From
USD 523
Viewed 1 day ago
Round trip
Economy

Washington, D.C. (IAD)to

London (LHR)
Nov 16 2025 - Nov 22 2025
From
USD 524
Viewed 9 hrs ago
Round trip
Economy

Washington, D.C. (IAD)to

London (LHR)
Dec 07 2025 - Dec 11 2025
From
USD 524
Viewed 6 hrs ago
Round trip
Economy

Washington, D.C. (IAD)to

Edinburgh (EDI)
Nov 24 2025 - Nov 28 2025
From
USD 2,523
Viewed 1 day ago
Round trip
Economy

Washington, D.C. (IAD)to

Edinburgh (EDI)
Oct 13 2025 - Oct 17 2025
From
USD 2,613
Viewed 1 day ago
Round trip
Economy

Washington, D.C. (IAD)to

Manchester (MAN)
Oct 03 2025 - Nov 02 2025
From
USD 543
Viewed 2 days ago
Round trip
Economy

Washington, D.C. (IAD)to

Manchester (MAN)
Oct 04 2025 - Nov 01 2025
From
USD 543
Viewed 2 days 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.

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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
Washington, D.C. (IAD)Glasgow (GLA)Round trip
/
Economy		Feb 20 2026 - Feb 22 2026

From

USD 535

Viewed 1 day ago

Washington, D.C. (IAD)London (LHR)Round trip
/
Economy		Jan 13 2026 - Jan 27 2026

From

USD 523

Viewed 2 days ago

Washington, D.C. (IAD)London (LGW)Round trip
/
Economy		Mar 13 2026 - Mar 21 2026

From

USD 519

Viewed 2 days ago

Washington, D.C. (IAD)Manchester (MAN)Round trip
/
Economy		Jan 31 2026 - Feb 08 2026

From

USD 543

Viewed 2 days ago

Washington, D.C. (IAD)Edinburgh (EDI)Round trip
/
Economy		Mar 05 2026 - Mar 14 2026

From

USD 525

Viewed 10 hrs ago

Washington, D.C. (IAD)London (LON)Round trip
/
Economy		Feb 16 2026 - Mar 17 2026

From

USD 518

Viewed 2 days 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.