£651 Cheap KLM flights from London to Boston (LCY→BOS)

KLM flights from London to Boston (LCY→BOS)

Prices were available within the past 7 days and start at £651 for one-way flights and £417 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, 17 Mar - Tue, 31 Mar

LCY

London

BOS

Boston

£417 Return, found 2 days ago

£417

Return

found 2 days ago

Select KLM flight, departing Tue, 17 Mar from London to Boston, returning Tue, 31 Mar, priced at £417 found 2 days ago

Wed, 18 Mar - Sun, 5 Apr

LCY

London

BOS

Boston

£421 Return, found 3 days ago

£421

Return

found 3 days ago

Select KLM flight, departing Wed, 18 Mar from London to Boston, returning Sun, 5 Apr, priced at £421 found 3 days ago

Fri, 13 Mar - Mon, 6 Apr

LCY

London

BOS

Boston

£422 Return, found 4 hours ago

£422

Return

found 4 hours ago

Select KLM flight, departing Fri, 13 Mar from London to Boston, returning Mon, 6 Apr, priced at £422 found 4 hours ago

Thu, 5 Mar - Mon, 9 Mar

LCY

London

BOS

Boston

£423 Return, found 2 hours ago

£423

Return

found 2 hours ago

Select KLM flight, departing Thu, 5 Mar from London to Boston, returning Mon, 9 Mar, priced at £423 found 2 hours ago

Fri, 27 Feb - Mon, 2 Mar

LCY

London

BOS

Boston

£425 Return, found 5 hours ago

£425

Return

found 5 hours ago

Select KLM flight, departing Fri, 27 Feb from London to Boston, returning Mon, 2 Mar, priced at £425 found 5 hours ago

Thu, 5 Mar - Mon, 9 Mar

LCY

London

BOS

Boston

£427 Return, found 2 hours ago

£427

Return

found 2 hours ago

Select KLM flight, departing Thu, 5 Mar from London to Boston, returning Mon, 9 Mar, priced at £427 found 2 hours ago

Thu, 12 Nov - Thu, 26 Nov

LCY

London

BOS

Boston

£431 Return, found 1 day ago

£431

Return

found 1 day ago

Select KLM flight, departing Thu, 12 Nov from London to Boston, returning Thu, 26 Nov, priced at £431 found 1 day ago

Tue, 31 Mar - Mon, 6 Apr

LCY

London

BOS

Boston

£441 Return, found 2 days ago

£441

Return

found 2 days ago

Select KLM flight, departing Tue, 31 Mar from London to Boston, returning Mon, 6 Apr, priced at £441 found 2 days ago

Thu, 2 Apr - Mon, 6 Apr

LCY

London

BOS

Boston

£442 Return, found 1 hour ago

£442

Return

found 1 hour ago

Select KLM flight, departing Thu, 2 Apr from London to Boston, returning Mon, 6 Apr, priced at £442 found 1 hour ago

Wed, 1 Apr - Mon, 6 Apr

LCY

London

BOS

Boston

£453 Return, just found

£453

Return

just found

Select KLM flight, departing Wed, 1 Apr from London to Boston, returning Mon, 6 Apr, priced at £453 just found

Wed, 1 Apr - Sun, 5 Apr

LCY

London

BOS

Boston

£453 Return, found 4 hours ago

£453

Return

found 4 hours ago

Select KLM flight, departing Wed, 1 Apr from London to Boston, returning Sun, 5 Apr, priced at £453 found 4 hours ago