Aer Lingus Flights from Washington, D.C. to United Kingdom from $647.50*

Deals on flights from Washington, D.C. to United Kingdom*

$

* Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.

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Book Washington, D.C. to United Kingdom flight deals*

Fly to the United Kingdom to experience vibrant cities and the quaint English countryside. Explore London and Manchester for luxury shopping and creative dining options. For art and culture, visit London's museums and galleries. To enjoy a quieter experience, take to the seaside near Bristol or explore the idyllic town of Bath.

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Best Deals for Washington, D.C. to United Kingdom*

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Best Deals for Washington, D.C. to United Kingdom*
From
To
Fare Type
Dates
Price
FromWashington, D.C. (IAD)ToEdinburgh (EDI)Roundtrip*
/
Economy
Mar 29 2025 - Apr 7 2025

From

$801.79*

Seen: 8 hrs ago

FromWashington, D.C. (IAD)ToManchester (MAN)Roundtrip*
/
Economy
Apr 13 2025 - Apr 20 2025

From

$1,101.22*

Seen: 17 hrs ago

FromWashington, D.C. (IAD)ToExeter (EXT)Roundtrip*
/
Economy
Apr 12 2025 - Apr 19 2025

From

$1,363.07*

Seen: 14 hrs ago

FromWashington, D.C. (IAD)ToLondon (LHR)Roundtrip*
/
Economy
Apr 9 2025 - Apr 21 2025

From

$894.78*

Seen: 9 hrs ago

FromWashington, D.C. (IAD)ToGlasgow (GLA)Roundtrip*
/
Economy
Mar 29 2025 - Apr 7 2025

From

$799.49*

Seen: 8 hrs ago

FromWashington, D.C. (IAD)ToNewcastle upon Tyne (NCL)Roundtrip*
/
Economy
Oct 7 2025 - Oct 13 2025

From

$762.18*

Seen: 10 hrs ago

* Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.