Cheap flights from Washington, D.C. Dulles Intl Airport to the Dominican Republic from $158

In general, September is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Dominican Republic. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $153. If you are unable to visit Dominican Republic during the month of September, then departing from Washington, D.C. Dulles Intl Airport during the month December is also very affordable. Most momondo users find prices during this month for around $189.

The cheapest day to depart on your flight to Dominican Republic is on a Sunday when prices can be found for as low as $669. This is often the case because there is less demand to fly during this day of the week. Flights from Washington, D.C. Dulles Intl Airport to Dominican Republic on a Saturday will generally be more expensive and average around $725. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Dominican Republic from Washington, D.C. Dulles Intl Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $656 when looking at flights departing at noon. Flights in the morning are often more expensive with an average ticket price of $687.

Fly from Washington, D.C. Dulles Intl to Punta Cana for the best Washington, D.C. Dulles Intl - Dominican Republic flight prices

You are more likely to see cheaper flights to Dominican Republic from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dominican Republic for around $662 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dominican Republic from Washington, D.C. Dulles Intl Airport for as low as $564 on momondo.

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl Airport to Dominican Republic flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

American Airlines, Air Canada, and United Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Dominican Republic

United Airlines, Frontier and Copa Airlines are the top three most popular airlines that fly to Dominican Republic from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 83% of people opting to fly with this airline when traveling to Dominican Republic. Keep in mind that there are 8 different airlines that fly to Dominican Republic on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between Washington, D.C. and Dominican Republic have experienced a delay on any given week. The average delay length over the past 12 months has been 120 minutes.

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

Wednesday is statistically the day of the week which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

As of July 2026, 1 flights take off from Washington, D.C. Dulles Intl Airport and land in Dominican Republic each day. The most common flight departure time for this route is 8:00AM, with 87% of daily flights taking off at noon.

The number of flights available between Washington, D.C. Dulles Intl Airport and Dominican Republic is 7 per week as of July 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.