Cook the pasta according to the package instructions until al dente. Drain and rinse with cold water to cool.
In a large bowl, combine the cherry tomatoes, cucumber, red onion, bell pepper, black olives, and feta cheese.
In a small bowl, whisk together the olive oil, red wine vinegar, oregano, salt, and black pepper.
Add the cooled pasta to the bowl with the vegetables and pour the dressing over. Toss to combine.
Serve immediately or refrigerate for up to 2 hours before serving.