Etihad Airways will increase capacity on Dublin flights by 34%, using a Boeing 777-300ER aircraft on six of its 10 weekly services from 2 July.
The aircraft has 412 seats that comprises 28 seats in business class and 384 in economy class.
The increase will provide 900 more seats weekly, with an extra 36 in business class and 864 in economy class, compared with its current schedule.
The carrier will continue to use Airbus A330-200 on the remaining four services.
Innovata schedules show that Etihad is the sole operator on the route.