$517+ Cheap flights from Fiumicino (FCO) to Dulles Intl (IAD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — IAD
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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Find cheap flights from Leonardo da Vinci/Fiumicino to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl
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Best
Last-minute
One-way
Cheapest flights from Leonardo da Vinci/Fiumicino to Dulles IntlExplore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
This Expedia deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:20 am -
2 stops18h 32m
Wed 12/95:04 pm -
2 stops15h 51m
Deal found 10/18![British Airways logo]()
$613
This oojo deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2311:55 am -
1 stop35h 20m
Thu 1/78:30 pm -
1 stop32h 35m
Deal found 10/18![Scandinavian Airlines logo]()
$615
This Expedia deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:55 pm -
2 stops22h 45m
Tue 12/85:50 pm -
1 stop14h 05m
Deal found 10/17![Iberia logo]()
$616
This Expedia deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/511:15 pm -
2 stops22h 25m
Sat 12/125:50 pm -
1 stop14h 05m
Deal found 10/21![Iberia logo]()
$617
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:10 am -
1 stop15h 45m
Tue 1/126:30 pm -
2 stops22h 15m
Deal found 10/20![Delta logo]()
$621
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:10 am -
1 stop15h 30m
Sat 11/146:40 pm -
1 stop14h 20m
Deal found 10/19![Delta logo]()
$622
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:10 am -
2 stops19h 06m
Mon 11/1612:35 pm -
2 stops16h 55m
Deal found 10/21![Delta logo]()
$627
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:45 pm -
2 stops25h 34m
Thu 11/1212:35 pm -
2 stops16h 55m
Deal found 10/19![Delta logo]()
$628
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:10 am -
2 stops17h 18m
Thu 12/312:34 pm -
1 stop16h 46m
Deal found 10/20![Delta logo]()
$630
This Icelandair deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/213:45 pm -
1 stop12h 30m
Mon 12/217:40 pm -
1 stop12h 20m
Deal found 10/18![Icelandair logo]()
$631
This KLM deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:10 am -
1 stop15h 45m
Mon 11/303:00 pm -
1 stop14h 20m
Deal found 10/19![Multiple Airlines logo]()
$632
Best flights from Leonardo da Vinci/Fiumicino to Dulles IntlDiscover carefully curated flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1811:00 am -
Nonstop10h 05m
Mon 2/226:00 pm -
Nonstop8h 30m
Deal found 10/19![United Airlines logo]()
$621
This Lufthansa deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/1511:00 am -
Nonstop10h 25m
Sun 2/216:00 pm -
Nonstop8h 30m
Deal found 10/20![Lufthansa logo]()
$621
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:10 am -
1 stop15h 30m
Sat 11/146:40 pm -
1 stop14h 20m
Deal found 10/19![Delta logo]()
$622
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/254:40 pm -
1 stop28h 35m
Thu 12/315:25 pm -
1 stop12h 00m
Deal found 10/17![TAP AIR PORTUGAL logo]()
$713
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:10 am -
2 stops19h 06m
Mon 11/1612:35 pm -
2 stops16h 55m
Deal found 10/19![Delta logo]()
$627
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1710:30 am -
1 stop26h 50m
Wed 11/186:00 pm -
Nonstop8h 30m
Deal found 10/20![United Airlines logo]()
$741
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:05 am -
1 stop14h 50m
Mon 11/96:00 pm -
Nonstop8h 30m
Deal found 10/20![United Airlines logo]()
$805
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:10 am -
2 stops17h 23m
Tue 12/812:35 pm -
2 stops14h 45m
Deal found 10/17![Delta logo]()
$817
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:05 am -
1 stop13h 30m
Tue 2/236:00 pm -
Nonstop8h 30m
Deal found 10/17![United Airlines logo]()
$807
Last-minute flights from Leonardo da Vinci/Fiumicino to Dulles IntlDiscover last-minute flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl. Data last updated October 21, 2026 and is based on user searches.
This Icelandair deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/213:45 pm -
1 stop12h 30m
Mon 12/217:40 pm -
1 stop12h 20m
Deal found 10/18![Icelandair logo]()
$631
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:45 am -
1 stop16h 29m
Sun 11/86:32 pm -
2 stops17h 53m
Deal found 10/16![Delta logo]()
$633
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:45 pm -
2 stops25h 34m
Thu 11/1212:35 pm -
2 stops16h 55m
Deal found 10/19![Delta logo]()
$628
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:30 pm -
1 stop16h 12m
Sun 11/86:32 pm -
2 stops17h 53m
Deal found 10/21![Delta logo]()
$634
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:00 am -
1 stop18h 16m
Wed 11/116:40 pm -
1 stop10h 50m
Deal found 10/18![Delta logo]()
$635
This KLM deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:10 am -
1 stop15h 45m
Mon 11/303:00 pm -
1 stop14h 20m
Deal found 10/19![Multiple Airlines logo]()
$632
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:10 am -
1 stop15h 30m
Sat 11/146:40 pm -
1 stop14h 20m
Deal found 10/19![Delta logo]()
$622
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:10 am -
1 stop15h 45m
Tue 1/126:30 pm -
2 stops22h 15m
Deal found 10/20![Delta logo]()
$621
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:10 am -
2 stops19h 06m
Mon 11/1612:35 pm -
2 stops16h 55m
Deal found 10/20![Delta logo]()
$626
This British Airways deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:05 pm -
1 stop25h 35m
Sun 11/89:45 pm -
1 stop18h 10m
Deal found 10/20![British Airways logo]()
$637
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:10 am -
2 stops17h 18m
Thu 12/312:34 pm -
1 stop16h 46m
Deal found 10/20![Delta logo]()
$630
One-way flights from Leonardo da Vinci/Fiumicino to Dulles IntlSearch for one-way flight options from Leonardo da Vinci/Fiumicino to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from Leonardo da Vinci/Fiumicino to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/58:30 am -
3 stops36h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$517
This Booking.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/49:00 pm -
1 stop24h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![British Airways logo]()
$518
This Thrive Travel deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:15 am -
1 stop14h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$520
This KAYAK deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:15 am -
1 stop34h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Aer Lingus logo]()
$522
This Ticket deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:35 pm -
1 stop25h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![TAP AIR PORTUGAL logo]()
$525
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/286:40 am -
3 stops38h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$527
This FlightHub deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/101:20 pm -
2 stops34h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![British Airways logo]()
$532
This Thrive Travel deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:35 pm -
1 stop25h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Aer Lingus logo]()
$533
Find flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Leonardo da Vinci/Fiumicino (FCO) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $613 (Expedia) |
One-way from | $517 (Kiwi.com) |
Popular in | January |
Cheapest in | May |
Average price | $822 |
Good round-trip deal | $615 or less |
Good one-way deal | $701 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Leonardo da Vinci/Fiumicino to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 21, 2026.
Use the filters below to find and compare flights from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Wed 10/28
2:50 pm-12:45 pm
1 stop26h 55m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$614
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Thu 2/18
11:00 am-3:05 pm
Nonstop10h 05m
Washington, D.C. Dulles Intl
Mon 2/22
6:00 pm-8:30 am
Nonstop8h 30m
$621
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Fri 1/15
11:00 am-3:25 pm
Nonstop10h 25m
Washington, D.C. Dulles Intl
Sun 2/21
6:00 pm-8:30 am
Nonstop8h 30m
$621
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Sun 11/1
6:10 am-4:40 pm
1 stop15h 30m
Washington, D.C. Dulles Intl
Sat 11/14
6:40 pm-3:00 pm
1 stop14h 20m
$622
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Thu 11/5
10:10 am-11:16 pm
2 stops19h 06m
Washington, D.C. Dulles Intl
Mon 11/16
12:35 pm-11:30 am
2 stops16h 55m
$627
Quickest round-trip
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Tue 10/27
10:10 am-3:30 pm
Nonstop10h 20m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$698
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Mon 11/30
8:20 pm-4:20 pm
1 stop26h 00m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$701
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Fri 12/25
4:40 pm-3:15 pm
1 stop28h 35m
Washington, D.C. Dulles Intl
Thu 12/31
5:25 pm-11:25 am
1 stop12h 00m
$713
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Sat 1/9
10:10 am-2:30 pm
Nonstop10h 20m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$714
RomeWashington, D.C.
FCO Rome Fiumicino - IAD Washington, D.C. Dulles Intl
FCOIAD
Rome Fiumicino
Tue 12/29
7:35 pm-8:30 pm
1 stop30h 55m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$731
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Leonardo da Vinci/Fiumicino to Dulles Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Leonardo da Vinci/Fiumicino to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Leonardo da Vinci/Fiumicino with our price prediction graph.
FCO-IAD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport
Prices
Delays
What is the cheapest month to book a flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport?
Currently, May is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport (average of $640). Flying from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $1,370). 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.
What is the cheapest time of day to fly from FCO to IAD?
Find hourly flight availability from Leonardo da Vinci/Fiumicino to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport as you normally would.
How often are flights from Rome to Washington, D.C. delayed?
About 24% of weekly flights between Rome and Washington, D.C. have experienced delays in the past year, with the average delay time being 157 minutes.
What is the most punctual flight time for Rome to Washington, D.C. flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Rome to Washington, D.C. flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.
The best insider tips for Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport trip
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Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated October 21, 2026.
Read reviews from past customers who have flown United Airlines,Icelandair, andITA Airways from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.3
Boarding
7.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.3
Boarding
7.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.3
Boarding
7.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.3
Boarding
7.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Related info for your journey
Find useful and relevant information for your journey from Leonardo da Vinci/Fiumicino to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C. Dulles Intl Airport?
Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locationsAlexandria
Chantilly
Woodbridge
Arlington
Owings Mills
Lanham
Sterling
Reston
Herndon
Hyattsville
Rockville
Springfield
Fredericksburg
Falls Church
Tysons
Towson
Oxon Hill
Laurel
Clinton
Hunt Valley
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Leonardo da Vinci/Fiumicino and Dulles Intl flights
Browse other Leonardo da Vinci/Fiumicino and Dulles Intl flight options. Last updated on October 21, 2026.
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Top 3 airlines flying from Leonardo da Vinci/Fiumicino to Dulles Intl
Discover the top 3 airlines that operate flights from Leonardo da Vinci/Fiumicino to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$580 | Average$724 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$628 | Average$836 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,269 | Average$1,380 | FlexibilityNo cancel fee | On-time76% |