Cheap flights from New Hampshire to District of Columbia from $115

In general, December is the cheapest month to fly from New Hampshire to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $283. If you don’t want to visit District of Columbia in December, then you should wait until January to fly from New Hampshire, when ticket prices are also cheap, with an average price of $285.

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 $380. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from New Hampshire because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $480.

Flying to District of Columbia from New Hampshire in the evening is the least expensive time of day to depart. momondo users have found prices as low as $340 when looking at flights departing in the evening. Flights to District of Columbia are more costly in the morning, with an average ticket price of $410. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Manchester to Washington, D.C. Dulles Intl for the best New Hampshire - District of Columbia flight prices

You are more likely to see cheaper flights to District of Columbia from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $305 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 New Hampshire for as low as $253 on momondo.

There are 4 cabin classes available to choose from on New Hampshire 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.

American Airlines, United Airlines, and Southwest are the most popular carriers operating from New Hampshire to District of Columbia

American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to District of Columbia from New Hampshire according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 3 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 6 flights per day flying from New Hampshire to District of Columbia. The most common time of day flights depart is 12:00PM, with 54% of flights taking off in the afternoon.

The number of flights available between New Hampshire and District of Columbia is 43 per week as of September 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.