$390 Cheap Aer Lingus flights Washington (WAS) to London (LON)

$390 Cheap Aer Lingus flights Washington (WAS) to London (LON)

Prices were available within the past 7 days and start at $390 for one-way flights and $618 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Mar 11 - Sun, Mar 15

IAD

Washington

LHR

London

$618 Roundtrip, just found

$618

Roundtrip

just found

Select Aer Lingus flight, departing Wed, Mar 11 from Washington to London, returning Sun, Mar 15, priced at $618 just found

Wed, Apr 1 - Tue, Apr 14

BWI

Baltimore

LHR

London

$762 Roundtrip, found 14 hours ago

$762

Roundtrip

found 14 hours ago

Select Aer Lingus flight, departing Wed, Apr 1 from Baltimore to London, returning Tue, Apr 14, priced at $762 found 14 hours ago

Thu, Mar 19 - Tue, Mar 31

IAD

Washington

LCY

London

$913 Roundtrip, found 3 days ago

$913

Roundtrip

found 3 days ago

Select Aer Lingus flight, departing Thu, Mar 19 from Washington to London, returning Tue, Mar 31, priced at $913 found 3 days ago