IL-2 Battle of Kuban is so, so amazing. I feel like I'm flying an actual Spitfire! And it has a fully dynamic campaign. Maybe one of the most fleshed-out single player campaign
Oculus Rift S, DCS World and IL2 BoX – 79vRAF
Measuring rig performance: Common Baseline (for IL-2 v3.010) - Virtual Reality and VR Controllers - IL-2 Sturmovik Forum