Aer Lingus Flights from Boston to United Kingdom from $549.51*

Deals on flights from Boston 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.

Aer Lingus Plane Image

Book Boston 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.

Email Sign Up
Aer Lingus Newsletter
Sign Up and Save

Be first to receive current offers

Learn about new and exciting destinations

Get the latest travel news and more

Best Deals for Boston to United Kingdom*

$
Best Deals for Boston to United Kingdom*
From
To
Fare Type
Dates
Price
FromBoston (BOS)ToEdinburgh (EDI)Roundtrip*
/
Economy
Mar 11 2025 - Mar 19 2025

From

$627.77*

Seen: 52 minutes ago

FromBoston (BOS)ToManchester (MAN)Roundtrip*
/
Economy
Feb 27 2025 - Mar 9 2025

From

$669.64*

Seen: 17 hrs ago

FromBoston (BOS)ToBirmingham (BHX)Roundtrip*
/
Economy
Mar 31 2025 - Apr 7 2025

From

$665.74*

Seen: 22 hrs ago

FromBoston (BOS)ToLondon (LON)Roundtrip*
/
Economy
Apr 21 2025 - May 1 2025

From

$683.46*

Seen: 1 hour ago

FromBoston (BOS)ToLondon (LHR)Roundtrip*
/
Economy
Feb 27 2025 - Mar 8 2025

From

$680.66*

Seen: 18 hrs ago

FromBoston (BOS)ToGlasgow (GLA)Roundtrip*
/
Economy
Sep 14 2025 - Sep 21 2025

From

$943.75*

Seen: 15 hrs ago

FromBoston (BOS)ToLeeds (LBA)Roundtrip*
/
Economy
May 11 2025 - May 20 2025

From

$1,005.03*

Seen: 26 minutes ago

FromBoston (BOS)ToExeter (EXT)Roundtrip*
/
Economy
Sep 25 2025 - Oct 6 2025

From

$854.78*

Seen: 17 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.