There is another ex-Dublin Business Class Fare sale which you must book by 17 November 2015. Travel is Permitted 12 February 2016 through 21 February 2016, 19 March 2016 through 18 April, 27 May 2016 through 04 June 2016, 01 July 2016 through 03 September 2016 on the first international sector. Examples JFK - €1,336 (~£960) HNL - €1,655 (~£1,190) LAX - €1,623 (~£1,165) LAS - €1,329 (~£960) ORD - €1,502 (~£1,100) MIA - €1,230 (~£885) With LAS you can do DUB-JFK-LAX-LAS to increase Tier Points. Use Google Flights to book