Cheap Aer Lingus flights Philadelphia (PHL) to London (LON)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find the cheapest month to fly from Philadelphia (PHL) to London (LON)

November is typically the cheapest month to fly

From ₩699,326 - ₩1,318,256 per traveler.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
LON-All Airports
Distance
5684 km
*Available to Expedia members.