International Consolidated Airlines Group said on Tuesday that it has secured a bridge facility from Banco Santander to back the €1.4bn takeover offer for Aer Lingus by its AERL Holding subsidiary.The company said that Deutsche Bank, its adviser on the deal, is happy that sufficient resources are available to AERL Holding to satisfy in full the consideration payable to Aer Lingus under the terms of the offer.IAG owns British Airways and Iberia.IAG shares closed up 4.2% at 526.50p.