Cheap flights from Rome Fiumicino Airport to Washington, D.C. from $517

In general, May is the cheapest month to fly from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $640. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $776.

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $751. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport for around $982.

Flying to Washington, D.C. Dulles Intl Airport from Rome Fiumicino Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $847 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,030 on average. Flights to Washington, D.C. Dulles Intl Airport from Rome Fiumicino Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

There are 3 cabin classes available to choose from on Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 6% on your flight if you consider stops on a Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport flight.

British Airways and Aer Lingus are the most popular carriers operating from Rome Fiumicino to Washington, D.C. Dulles Intl

United Airlines, Icelandair and ITA Airways are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Rome Fiumicino Airport according to our data. United Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 24% of flights between Rome and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 157 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night 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. Thursday 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 18% of their flights experiencing any sort of delay.

As of October 2026, 8 flights take off from Rome Fiumicino Airport and land in Washington, D.C. Dulles Intl Airport each day. The most common flight departure time for this route is 10:00AM, with 62% of daily flights taking off at noon.

As of October 2026, 61 flights take off from Rome Fiumicino Airport and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Tue, with 21% of weekly flights taking off on this day.