From most locations, the cheapest flights to Washington can be found during the month of November; however great deals can be found at other times.
From most locations, to find the best deals on airfare, our data shows that users booking 52 days before flying found the cheapest flight to Washington.
Most of our users find that booking their departure to Washington on a Monday is the cheapest. Conversely, departing on a Friday seems to be the most expensive.
In general, when looking for the cheapest flight to Washington, our data indicates that morning flights are the most cost-effective. evening flights tend to be the most expensive.