Cheap flights from Boston to District of Columbia from $89

In general, September is the cheapest month to fly from Boston to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $193. If you don’t want to visit District of Columbia in September, then you should wait until January to fly from Boston, when ticket prices are also cheap, with an average price of $208.

The cheapest day to depart on your flight to District of Columbia is on a Friday when prices can be found for as low as $293. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $389.

Flying to District of Columbia from Boston in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $307 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly at noon, with an average ticket price of $376. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Boston Logan Intl to Baltimore/Washington for the best Boston Logan Intl - District of Columbia flight prices

You are more likely to see cheaper flights to District of Columbia from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $295 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Boston for as low as $241 on momondo.

There are 4 cabin classes available to choose from on Boston to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines and Delta are the most popular carriers operating from Boston Logan Intl to District of Columbia

American Airlines, JetBlue and Southwest are the top three most popular airlines that fly to District of Columbia from Boston according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 6 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

57 flights are operational daily from Boston to District of Columbia as of April 2026. The most popular departure time for this route is 9:00AM, with 38% of flights per day taking off in the afternoon.

As of April 2026, 402 flights take off from Boston and land in District of Columbia each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.