Across reviews, Bistro St-Charles comes across as a welcoming spot with a casual yet stylish vibe, a dynamic and friendly team, and decor that is consistently described as tasteful. The menu features a rotating chalkboard with crowd-pleasers such as beef tartare, boudin, calamari, mushroom ravioli, and a beloved poutine, along with dishes like a well prepared salmon salad that is praised for its perfect preparation and dressing. Gluten-free options are noted as well handled by the staff, and the service is frequently described as excellent and attentive. The atmosphere is lively without being overpowering, with a pleasant terrace in warm weather and a vibe that blends upscale with a relaxed, friendly feel. While a few reviewers mention dessert could be stronger and the prices can feel a bit high or the space a touch noisy, the overall sentiment centers on tasty food, strong hospitality, and a consistently positive dining experience.