How long is the flight from Washington to Rome?

Non-stop flights on IAD → FCO are typically around 9 hours. Connecting itineraries add 3–8 hours depending on the hub and layover.

Which airlines fly from Washington to Rome?

The main carriers on this route are United, ITA Airways. Codeshare and one-stop options add several more — the filter panel above shows every airline in the current fare set.

When is the cheapest time to fly from Washington to Rome?

Historically the lowest fares land in October, November, February. Summer (mid-June through mid-August) and the Christmas / New Year window are always peak. Mid-week departures (Tuesday–Thursday) typically beat weekend prices by 10–20%.

How far ahead should I book Washington to Rome?

Six to ten weeks ahead is the sweet spot for this route. Inside three weeks, fares tend to spike as airlines sell to last-minute business travellers. Award availability often opens 10–11 months out if you're booking on miles.

Can I book directly on destination.com?

The Book button on each fare opens the airline or OTA (Trip.com, Kiwi, Expedia, Booking, Priceline, etc.) that's actually selling that ticket. You complete payment there at the same price you saw here — we never add a markup.

IAD → FCO

Washington to Rome flights.

Live cached fares on Washington (IAD) → Rome (FCO), refreshed every 30 minutes. Non-stop and connecting itineraries side by side — compare airlines, times and stops, then book in one click.

Flying time
~9h non-stop
Airlines
United, ITA Airways
Cheapest months
October, November, February

Flex dates · cheapest nearby

Loading prices…

No cached fares for exactly 2026-08-03 → 2026-08-10. Showing recent fares on IAD → FCO — pick a different date in the calendar above or run a live search.

Washington → Rome · 12 fares12-month low · $672

Cached from Travelpayouts · filter & sort below

Showing 10 of 12 results

Cheapest
TAP Portugal · TP 234
OutboundIAD → FCOSun, Oct 18 · 2:35 AM· 10h 20m· 1 stop
ReturnFCO ← IADFri, Oct 23 · 11:35 AM· 11h 30m· 1 stop
$672
total round-trip
Book →
Icelandair · FI 644
OutboundIAD → FCOMon, Jul 20 · 12:30 AM· 11h 35m· 2 stops
ReturnFCO ← IADSun, Jul 26 · 6:00 PM· 11h 40m· 1 stop
$912
total round-trip
Book →
TAP Portugal · TP 232
OutboundIAD → FCOWed, Aug 5 · 9:45 PM· 10h 25m· 1 stop
ReturnFCO ← IADWed, Aug 19 · 6:00 PM· 11h 40m· 1 stop
$924
total round-trip
Book →
ITA Airways · AZ 619
OutboundIAD → FCOFri, Aug 7 · 8:30 PM· 8h 45m· Non-stop
ReturnFCO ← IADFri, Aug 21 · 8:20 AM· 10h 10m· Non-stop
$956
total round-trip
Book →
PD · PD 2726
OutboundIAD → FCOFri, Aug 7 · 7:50 PM· 11h 25m· 2 stops
ReturnFCO ← IADWed, Aug 19 · 2:45 AM· 11h 40m· 1 stop
$967
total round-trip
Book →
Air Canada · AC 3857
OutboundIAD → FCOWed, Jul 1 · 2:14 AM· 11h 15m· 2 stops
ReturnFCO ← IADTue, Jul 7 · 9:00 AM· 11h 59m· 2 stops
$1,030
total round-trip
Book →
Air Canada · AC 8085
OutboundIAD → FCOSun, Jun 28 · 7:45 PM· 10h 27m· 2 stops
ReturnFCO ← IADSun, Jul 5 · 4:00 AM· 12h· 2 stops
$1,202
total round-trip
Book →
Aer Lingus · EI 116
OutboundIAD → FCOSun, Jun 28 · 9:15 PM· 12h 5m· 2 stops
ReturnFCO ← IADSat, Jul 4 · 10:50 AM· 23h 50m· 2 stops
$1,204
total round-trip
Book →
TAP Portugal · TP 232
OutboundIAD → FCOMon, Jun 29 · 9:40 PM· 10h 25m· 1 stop
ReturnFCO ← IADSun, Jul 5 · 6:00 PM· 13h 30m· 1 stop
$1,321
total round-trip
Book →
ITA Airways · AZ 619
OutboundIAD → FCOSat, Jun 27 · 8:30 PM· 8h 45m· Non-stop
ReturnFCO ← IADSat, Jul 4 · 8:20 AM· 10h 10m· Non-stop
$1,342
total round-trip
Book →

Try a nearby airport

Thin routes often have more options from a neighbouring airport.

Washington (DCA) → Rome (FCO)

nearby origin

Baltimore (BWI) → Rome (FCO)

nearby origin

Washington (IAD) → Rome (CIA)

nearby destination

About Washington → Rome

UA year-round + ITA. DC-area diplomatic and embassy traffic keeps premium loads high; best economy fares open in the Oct-Nov shoulder.

Typical non-stop flying time is around 9 hours. Major carriers on this route include United, ITA Airways. Fares are usually cheapest in October, November, February — book 6–10 weeks ahead and avoid school-holiday peaks (late June–August, Christmas–New Year) for the best pricing.

Month-by-month price guide: Washington to Rome

Live cheapest round-trip fare cached on IAD → FCO for each of the next 12 months. Tap any month and run a live search to confirm.

Jun
Peak
from $1030
Jul
Peak
from $912
Aug
Shoulder
from $875
Sep
No data
Oct
Low
from $672
Nov
No data
Dec
No data
Jan
No data
Feb
No data
Mar
No data
Apr
No data
May
No data

Cheapest next 12 months: October from $672 round-trip. Run a live search →

Booking window tip

Long-haul fares are most predictable when booked 10-16 weeks ahead. Inside six weeks expect sharp increases, especially in premium cabins. If you're paying with miles, search 330+ days ahead when award inventory first loads.

Price drop alerts

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Where to stay

Once you’ve booked the flight, pick a Rome neighbourhood.

See where to stay in Rome →

Questions, answered

How long is the flight from Washington to Rome?
Non-stop flights on IAD → FCO are typically around 9 hours. Connecting itineraries add 3–8 hours depending on the hub and layover.
Which airlines fly from Washington to Rome?
The main carriers on this route are United, ITA Airways. Codeshare and one-stop options add several more — the filter panel above shows every airline in the current fare set.
When is the cheapest time to fly from Washington to Rome?
Historically the lowest fares land in October, November, February. Summer (mid-June through mid-August) and the Christmas / New Year window are always peak. Mid-week departures (Tuesday–Thursday) typically beat weekend prices by 10–20%.
How far ahead should I book Washington to Rome?
Six to ten weeks ahead is the sweet spot for this route. Inside three weeks, fares tend to spike as airlines sell to last-minute business travellers. Award availability often opens 10–11 months out if you're booking on miles.
Can I book directly on destination.com?
The Book button on each fare opens the airline or OTA (Trip.com, Kiwi, Expedia, Booking, Priceline, etc.) that's actually selling that ticket. You complete payment there at the same price you saw here — we never add a markup.

Other ways to reach Rome

If your plans are flexible on the origin, these alternate departure airports also serve Rome on the routes we track.

Other popular routes

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