Heat olive oil in a pan over medium heat.
Season diced chicken with salt and pepper, then add to the pan.
Cook chicken for about 6-8 minutes until golden and cooked through.
Pour in honey BBQ sauce and stir to coat the chicken.
Reduce heat and add heavy cream to the sauce, stirring gently.
Stir in the shredded cheddar cheese until melted and incorporated.
Meanwhile, cook pasta according to package instructions until al dente.
Drain pasta and combine it with the creamy chicken and sauce in the pan.
Serve hot, garnished with sliced green onions if desired.