The Horizons DLC page has VR headsets listed
https://store.steampowered.com/app/441340/Elite_Dangerous_Horizons_Season_Pass/
whereas oddysey doesn't
https://store.steampowered.com/app/1336350/Elite_Dangerous_Odyssey/
https://store.steampowered.com/app/441340/Elite_Dangerous_Horizons_Season_Pass/
whereas oddysey doesn't
https://store.steampowered.com/app/1336350/Elite_Dangerous_Odyssey/