Conclusion:
For a quick and efficient trip from Washington, DC to Windsor, CT, consider flying with major airlines such as American Airlines or United Airlines. The total travel time is about 3 hours including the transfer, and costs can be kept relatively low by booking in advance. If you prefer a scenic journey, train travel with Amtrak provides a comfortable alternative but takes longer. Alternatively, taking a bus offers the most economical option, often with convenient schedules. Each travel mode has its perks based on your preference for speed, cost, and experience.