£596 Cheap Aer Lingus flights from London to Washington (LHR→IAD)

Aer Lingus flights from London to Washington (LHR→IAD)

Prices were available within the past 7 days and start at £596 for one-way flights and £402 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, 3 Nov - Sun, 9 Nov

LHR

London

IAD

Washington

£402 Return, just found

£402

Return

just found

Select Aer Lingus flight, departing Mon, 3 Nov from London to Washington, returning Sun, 9 Nov, priced at £402 just found

Sun, 2 Nov - Sun, 16 Nov

LHR

London

IAD

Washington

£403 Return, found 2 hours ago

£403

Return

found 2 hours ago

Select Aer Lingus flight, departing Sun, 2 Nov from London to Washington, returning Sun, 16 Nov, priced at £403 found 2 hours ago

Thu, 2 Oct - Tue, 7 Oct

LHR

London

IAD

Washington

£403 Return, just found

£403

Return

just found

Select Aer Lingus flight, departing Thu, 2 Oct from London to Washington, returning Tue, 7 Oct, priced at £403 just found

Thu, 2 Oct - Thu, 16 Oct

LHR

London

IAD

Washington

£404 Return, found 2 hours ago

£404

Return

found 2 hours ago

Select Aer Lingus flight, departing Thu, 2 Oct from London to Washington, returning Thu, 16 Oct, priced at £404 found 2 hours ago

Fri, 21 Nov - Sat, 29 Nov

LHR

London

IAD

Washington

£429 Return, just found

£429

Return

just found

Select Aer Lingus flight, departing Fri, 21 Nov from London to Washington, returning Sat, 29 Nov, priced at £429 just found

Thu, 1 Jan - Wed, 20 May

LHR

London

IAD

Washington

£430 Return, found 2 hours ago

£430

Return

found 2 hours ago

Select Aer Lingus flight, departing Thu, 1 Jan from London to Washington, returning Wed, 20 May, priced at £430 found 2 hours ago