The promotion offers discounts on fares on a selection of direct transatlantic routes from Manchester.
Customers can benefit from £100 off Economy and Business Class flights from the airline’s northern hub to New York and Orlando, when booked as a return journey.
Aer Lingus is also recommencing flights from Manchester to Barbados in November, after launching in October last year.
Those wishing to travel from other UK airports can also connect onto the U.S. via Dublin from 11 regional airports, including London-Heathrow, London-Gatwick, Manchester, Birmingham, Edinburgh, Glasgow, Exeter, Newquay, Newcastle, Bristol and Leeds Bradford.
Aer Lingus flies from Dublin to New York, Newark, Boston, Philadelphia, Washington, Los Angeles, Chicago, Seattle, San Francisco and Orlando.
Connecting to North America with Aer Lingus via its Dublin hub, UK travellers can experience the benefit of US Immigration Pre-clearance before they depart which allows them to arrive into the US like a domestic passenger, avoiding any lengthy immigration queues.