Celebrate your new beginning at The Westin Washington Dulles! Our welcoming staff cultivates your creativity and will help you create a memorable, once in a lifetime affair. Our 8,400 sq. ft. ballroom can host up to 500 guests, and the sophisticated dÃ©cor, distinctive furnishings and stylish atmosphere of our hotel provides the perfect venue for your special occasion. Our staff specializes in South Asian weddings and we feature outside catering packages to ensure your needs are perfectly met.