That's almost twice the distance of the NorNed line.
Iceland doesn't export electricity because geography, technology and economics make it impractical.
Iceland and the United Kingdom explored the idea of a transmission link in the early 1990s. It was considered a high risk, low return venture. It might come back, again.
Iceland doesn't export electricity, but it's not from a lack of desire.
It's because it is an island.
-srbp-