Cheap flights from Washington, D.C. to Boston from R985

In general, January is the cheapest month to fly from Washington, D.C. to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R3 555. If you aren’t able to travel during the month of January, then book flights to Boston from Washington, D.C. during December instead. Flights to Boston in December, while not as cheap as those in January, still average around R3 772.

According to our data, Wednesday is the cheapest day to fly to Boston from Washington, D.C.. The lowest ticket price found for a Wednesday departure recently was R4 503. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Boston is Saturday, with ticket prices averaging around R6 873.

Our data shows that the cheapest Washington, D.C. to Boston flights are usually those with departure times at midday. Our users have found flights to Boston at midday for as low as R3 782. Flights in the morning are often more expensive, with an average ticket price of R6 873.

Fly from Washington, D.C. Dulles Intl to Boston Logan Intl for the best Washington, D.C. - Boston Logan Intl flight prices

You are more likely to see cheaper flights to Boston from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around R5 400 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Washington, D.C. for as low as R3 155 on momondo.

There is only 1 cabin class available to choose from on Washington, D.C. to Boston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Boston.

As of November 2026, prices for Washington, D.C. to Boston flights are approximately 4% cheaper when compared to flights at the same time last year.

Historically, on average around 21% of flights between Washington, D.C. and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 132 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

As of November 2026, there are 6 flights per day flying from Washington, D.C. to Boston. The most common time of day flights depart is 13:00, with 55% of flights taking off in the afternoon.

The number of flights available between Washington, D.C. and Boston is 47 per week as of November 2026. The most frequent departure day is Sat, with 81% of weekly flights leaving on this day.