Booking.com is to provide accommodation content for the Aer Lingus website.
The global hotels firm will power an Aer Lingus Hotels microsite accessed via the Irish airline’s main website.
More than 1.4 million properties will be offered across 227 countries a price match pledge and flexible payment options.
The airline’s marketing and digital experience director Dara McMahon said: “We are a value carrier. Our focus is centred on cost, efficiency and providing the very best guest experience to the 12 million guests we fly each year.
“Booking.com is a recognised world leader in the travel industry and is committed to offering the best value in accommodation properties across the globe so it’s an ideal partnership.
“Aerlingus.com is now very much a one-stop-shop catering for the varying needs of today’s travellers.
“There are many travel extras that come into play when planning a trip such as insurance, car hire and of course accommodation and with our relaunched Aer Lingus Hotels we’re delighted to have a fully robust offering on aerlingus.com.”
Booking.com senior director of partmnerships Bryan Batista added: “Partnering with Aer Lingus enables us to reach even more travellers who are looking for their ideal stay.
“By integrating our diverse offering into Aer Lingus Hotels, no matter where customers may be flying to, we’ve got the accommodation that’s just right for them.”