Packing for 3 days in Paris in 2026 requires a "capsule wardrobe" strategy that prioritizes versatile, neutral layers and comfortable, stylish walking shoes. A standard list should include 3 tops (such as a classic button-down, a high-quality cotton T-shirt, and a thin sweater), 2 bottoms (like dark-wash jeans and tailored trousers), and 1 lightweight jacket (such as a trench coat or a blazer). This setup allows you to mix and match easily, transitioning from a daytime museum visit to an elegant dinner at a bistro. Because Parisian weather can be unpredictable, a compact umbrella and a stylish scarf are essential additions. For footwear, avoid bulky athletic sneakers in favor of "lifestyle" sneakers or loafers, as you will likely walk several miles each day on cobblestone streets. Don't forget a universal travel adapter (Type C/E for France) and a portable power bank to keep your phone charged for navigation and photos. Most travelers find that all these items, plus basic toiletries and loungewear, fit comfortably into a single carry-on suitcase, allowing for a faster transit through the airport and easier movement on the Paris Metro.