Cheap flights from Washington, D.C. to Rome from $342

The cheapest month to fly to Rome Fiumicino Airport from Washington, D.C. is in December. Flight prices, which tend to average around $149, are often lower during this time because this is during the off-season. If you aren’t able to travel to Rome Fiumicino Airport during the month of December, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $149.

Our data shows that Tuesday is the least expensive day to fly to Rome Fiumicino Airport. Tickets to fly out on this day can be as low as $811. The most expensive day to fly to Rome Fiumicino Airport is Wednesday, with ticket prices averaging around $1,009.

According to our data, the cheapest time of day to fly to Rome Fiumicino Airport is in the afternoon. momondo users have found flights departing from Washington, D.C. to Rome Fiumicino Airport in the afternoon for as low as $881. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $968.

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

You are more likely to see cheaper flights to Rome Fiumicino Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Rome Fiumicino Airport for around $861 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rome Fiumicino Airport from Washington, D.C. for as low as $710 on momondo.

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

As of April 2026, prices for Washington, D.C. to Rome Fiumicino Airport flights are approximately 25% more expensive when compared to flights at the same time last year.

Icelandair, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from Washington, D.C. to Rome Fiumicino

ITA Airways, United Airlines and British Airways are the top three most popular airlines that fly to Rome Fiumicino Airport from Washington, D.C. according to our data. ITA Airways is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Rome Fiumicino Airport. Keep in mind that there are 14 different airlines that fly to Rome Fiumicino Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 31% of flights between Washington, D.C. and Rome have experienced a delay on any given week. The average delay length over the past 12 months has been 180 minutes.

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

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday 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 30% of their flights experiencing any sort of delay.

4 flights are operational daily from Washington, D.C. to Rome Fiumicino Airport as of April 2026. The most popular departure time for this route is 5:00PM, with 100% of flights per day taking off in the afternoon.

The number of flights available between Washington, D.C. and Rome Fiumicino Airport is 30 per week as of April 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.