Consider using Fast Track at FCO for a quicker security and passport control experience, especially if you're not flying business class.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $442 (Trip.com) |
One-way from | $344 (Kiwi.com) |
Popular in | January |
Cheapest in | September |
Average price | $768 |
Good round-trip deal | $719 or less |
Good one-way deal | $679 or less |
Fly from
Fly to
Route
Depart
Return
Price
RomeWashington, D.C.
FCO - IAD
FCOIAD
Rome Fiumicino
Tue 1/20
6:00 am-2:35 pm
1 stop14h 35m
Washington, D.C. Dulles Intl
Fri 1/30
10:30 pm-6:45 pm
1 stop14h 15m
RomeWashington, D.C.
FCO - IAD
FCOIAD
Rome Fiumicino
Mon 4/20
11:10 am-8:35 pm
1 stop15h 25m
Washington, D.C. Dulles Intl
Sat 4/25
10:35 pm-10:20 am
1 stop29h 45m
RomeWashington, D.C.
FCO - IAD
FCOIAD
Rome Fiumicino
Sat 2/21
6:00 am-3:15 pm
1 stop15h 15m
Washington, D.C. Dulles Intl
Sun 3/22
11:30 pm-11:25 am
1 stop30h 55m
RomeBaltimore
FCO - BWI
FCOBWI
Rome Fiumicino
Thu 1/15
11:25 am-6:40 pm
1 stop13h 15m
Baltimore/Washington
Thu 1/22
7:40 pm-2:00 pm
1 stop12h 20m
RomeWashington, D.C.
FCO - IAD
FCOIAD
Rome Fiumicino
Thu 1/15
10:00 pm-6:30 pm
2 stops26h 30m
Washington, D.C. Dulles Intl
Thu 1/22
7:40 pm-7:25 pm
3 stops17h 45m
RomeWashington, D.C.
FCO - IAD
FCOIAD
Rome Fiumicino
Fri 6/12
3:45 pm-10:30 pm
1 stop12h 45m
Washington, D.C. Dulles Intl
Thu 6/18
8:30 pm-2:35 pm
1 stop12h 05m
RomeBaltimore
FCO - BWI
FCOBWI
Rome Fiumicino
Fri 1/16
5:50 pm-6:45 pm
1 stop30h 55m
Baltimore/Washington
Thu 1/29
8:35 pm-4:55 pm
1 stop14h 20m
RomeWashington, D.C.
FCO - IAD
FCOIAD
Rome Fiumicino
Thu 1/22
6:10 am-4:05 pm
1 stop15h 55m
Washington, D.C. Dulles Intl
Wed 2/4
6:50 pm-3:15 pm
1 stop14h 25m
RomeWashington, D.C.
FCO - IAD
FCOIAD
Rome Fiumicino
Wed 1/28
8:25 pm-4:05 pm
1 stop25h 40m
Washington, D.C. Dulles Intl
Mon 2/2
6:50 pm-11:45 am
1 stop10h 55m
RomeWashington, D.C.
FCO - IAD
FCOIAD
Rome Fiumicino
Thu 3/12
6:10 am-5:05 pm
1 stop15h 55m
Washington, D.C. Dulles Intl
Mon 3/16
1:19 pm-8:55 am
2 stops14h 36m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*2 stars |
The price you pay for your flight from Rome to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, February is the cheapest month in which you can book a flight from Rome to Washington, D.C. (average of $437). Flying from Rome to Washington, D.C. in January is currently the most expensive (average of $796). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from Rome to Washington, D.C. in the evening. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the afternoon.
The most flights from ROM to WAS are scheduled on a Monday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).
About 25% of weekly flights between Rome and Washington, D.C. have experienced delays in the past year, with the average delay time being 156 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 20% of flights being delayed.
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Kevin,Dec 2025
BOS - EWR
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Kevin,Dec 2025
BOS - EWR
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Kevin,Dec 2025
BOS - EWR
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Kevin,Dec 2025
BOS - EWR
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Kevin,Dec 2025
BOS - EWR
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$649 | Average$841 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$656 | Average$800 | FlexibilityNo cancel fee | On-time70% |