hilton washington dc capitol hill4 out of 5 northwest save 100% on your flight price was $1,133, price is now $666 per person $666 per person dec 30 - jan 6 found 1 day ago roundtrip flight included columbus (cmh) to washington (dca) stay at this 4-star hotel in washington. enjoy free wifi, a fitness center, and valet parking (surcharge). our guests praise the helpful staff and the clean rooms in our reviews. popular attractions capital one arena and smithsonian institution are located nearby. the staff was very courteous and helpful! the location is great!! reviewed on jan 1, 2025