Book Icelandair flights from London to Seattle from £557

Popular flight offers from London to Seattle

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Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.

Icelandair flights from London to Seattle

London Seattle

BEST

DEAL

Mon, 17 Jun LGW - SEA

£571 £557

Prime price per passenger

London Seattle

BEST

DEAL

Mon, 13 May LGW - SEA

Fri, 17 May SEA - LGW

£877 £857

Prime price per passenger

London Seattle

BEST

DEAL

Mon, 13 May LHR - SEA

Fri, 17 May SEA - LHR

£933 £914

Prime price per passenger

Best prices from all airlines

London Seattle

BEST

DEAL

Mon, 13 May LHR - SEA

Thu, 16 May SEA - LHR

£784 £766

Prime price per passenger

London Seattle

BEST

DEAL

Mon, 13 May LHR - SEA

Thu, 16 May SEA - LHR

£785 £766

Prime price per passenger

London Seattle

BEST

DEAL

Mon, 13 May LHR - SEA

Wed, 15 May SEA - LHR

£826 £809

Prime price per passenger

London Seattle

BEST

DEAL

Mon, 13 May LHR - SEA

Fri, 17 May SEA - LHR

£879 £859

Prime price per passenger

London Seattle

BEST

DEAL

Mon, 13 May LCY - SEA

Wed, 15 May SEA - LCY

£956 £938

Prime price per passenger

London Seattle

BEST

DEAL

Mon, 13 May LHR - SEA

Fri, 17 May SEA - LHR

£960 £947

Prime price per passenger

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Icelandair London-Seattle flights faq's

What do Icelandair flights from London to Seattle cost?

One of Icelandair cheapest prices for a London to Seattle flight we have right now is £ 557. On average though, flights with Icelandair cost £ 793.64 for the route London to Seattle, though it depends a lot on the season and how far in advance you book your tickets.

Cheapest Ticket Price £557 The cheapest fare within the past 72 hours for flights operated by Icelandair from London to Seattle, as booked by our customers.

Flight time 10 h and 35 m The flight duration for Icelandair between London and Seattle is roughly 10 h and 35 m, although it could be affected by other factors.

Departure Airport Heathrow When you fly with Icelandair from London to Seattle, you will depart from Seattle All Airports

Arrival Airport Seattle All Airports When you fly with Icelandair from London to Seattle, you will arrive at Seattle All Airports .