Abbey International in Jersey do a gold euro account that comes with a card which can be used either as a visa card or a cash card. Usually there are no charges although that depends to a certain extent on the foreign bank ATM where you use it.
I am a bit surprised that Ryanair pay enough to make it worthwhile to come up with tax avoidance schemes offshore. I thought the IR had closed down most of these schemes where you are self employed but with only one employer.
I know a couple of non-pilots who have moved and gone down this route, but they both say it isn't worth the hassle and costs unless you're over £150k per year.