Cheap flights from Washington, D.C. to Rome from $321

The cheapest month to fly to Rome from Washington, D.C. is in January. Flight prices, which tend to average around $127, are often lower during this time because this is during the off-season. If you aren’t able to travel to Rome during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $129.

The cheapest day to depart on your flight to Rome is on a Tuesday when prices can be found for as low as $806. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Rome on Wednesday is $1,012.

In the afternoon is the cheapest time of day to fly from Washington, D.C. to Rome when you can find flight prices for as low as $890. Flying to Rome in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Rome are more costly in the evening, with an average ticket price of $930. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Rome from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Rome for around $866 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rome from Washington, D.C. for as low as $683 on momondo.

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

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

ITA Airways, United Airlines and British Airways are the top three most popular airlines that fly to Rome from Washington, D.C. according to our data. ITA Airways is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Rome. Keep in mind that there are 14 different airlines that fly to Rome on a routine basis, so you have a few additional options to choose from.

Historically, on average around 32% 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 179 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.

Tuesday 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.

Istanbul (IST) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

Flights via Dublin (DUB) offer the lowest average round-trip price of $488.

Flights connecting via Paris (CDG) have the shortest average one-way travel time: 10h 40m.

Reykjavik (KEF) has the shortest average layover time for this route: 1h 18m.

As of May 2026, there are 8 flights per day flying from Washington, D.C. to Rome. The most common time of day flights depart is 5:00PM, with 100% of flights taking off in the afternoon.

As of May 2026, there are 61 flights per week flying from Washington, D.C. to Rome. The most common day of the week flights depart is Fri, with 16% of flights taking off on this day.