Originally Posted by
docklander
Possibility would of course fly to LIS via AMS or CDG and then change again at LIS and take a TAP shuttle.Bit of a time consuming bummer having 2 changes mind you and probably rather pricey too

That is a possibility, but the connection LIS/OPO is not as good and as cheap as for example MAD/BCN, so at the end it would be quite expensive.