Ulster host Ospreys at Kingspan Stadium on the opening night of the 2019/20 Pro14 season on Friday, 27 September.
Ulster will meet Top 14 runners-up Clermont plus English clubs Harlequins and Bath in their European Champions Cup pool next season.
Conferences re-jigged as organisers "freshen up" Guinness Pro14 championship.
Ulster set up a Pro14 semi-final meeting with Glasgow after a 21-13 win over Connacht in a pulsating inter-provincial derby in Belfast.
Audio & Video
Former Ulster scrum-half Paul Marshall says the 21-12 derby loss to Connacht was just a "poor night" for the visitors in Galway.
How to get into rugby union
How to get into rugby union - through the age groups up to the 15-player game or try rugby sevens, which made its Olympic debut in 2016.
Rugby alerts, newsletters and social media
Get latest scores and headlines sent straight to your phone, sign-up to our newsletter and learn where to find us on online.
Commentaries, clips and podcasts
Enjoy the best debate, analysis and interviews with BBC 5 live and World Service plus our rugby union commentary listings.
What's on BBC Sport this week
This week's sport on the BBC.