Aer Lingus Flights from Philadelphia to United Kingdom from $737.40*

Deals on flights from Philadelphia 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 Philadelphia 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

Sign Me Up

Best Deals for Philadelphia to United Kingdom*

$
Best Deals for Philadelphia to United Kingdom*
From
To
Fare Type
Dates
Price
FromPhiladelphia (PHL)ToLondon (LHR)Roundtrip*
/
Economy		Mar 18 2025 - Mar 23 2025

From

$838.71*

Seen: 13 hrs ago

FromPhiladelphia (PHL)ToEdinburgh (EDI)Roundtrip*
/
Economy		Apr 30 2025 - May 6 2025

From

$1,107.41*

Seen: 10 hrs ago

FromPhiladelphia (PHL)ToGlasgow (GLA)Roundtrip*
/
Economy		Mar 25 2025 - Apr 5 2025

From

$984.30*

Seen: 39 minutes ago

FromPhiladelphia (PHL)ToBristol (BRS)Roundtrip*
/
Economy		Jul 16 2025 - Jul 25 2025

From

$1,339.20*

Seen: 14 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.

Explore More Flights from Philadelphia to United Kingdom

Explore Aer Lingus's Top-Pick Destinations