Noakes, Gary (8 April 2010). "BA eyes Madrid expansion". Air & Business Travel News. Archived from the original on 29 February 2012. Retrieved 11 April 2010.
"Contact." International Airlines Group. Retrieved on 2 October 2016. Postal address: International Airlines Group Waterside (HAA2), PO Box 365 Harmondsworth, UB7 0GB"
"Our network". International Airlines Group. Retrieved 9 May 2020.
Noakes, Gary (8 April 2010). "BA eyes Madrid expansion". Air & Business Travel News. Archived from the original on 29 February 2012. Retrieved 11 April 2010.