Aer Lingus is continuing the partners flights to Glasgow and Edinburgh until the end of June, with two seats for £99, which must be purchased by February 9th. Family fares will cost £209 for two adults, two children up to 18 and two infants on laps. Aer Lingus passengers to Glasgow can avail of the Scottish Citylink bus offer of £5 return to anywhere in Scotland, until the end of the summer.