Need help booking?
Unpublished phone-only deals available
IAD to NSY: distance & flight time
Washington (Washington Dulles International Airport) → Sigonella (Sigonella Navy Air Base)
4,777 mi
7,688 km · 4,151 nm
9h 50m
estimated nonstop flight time
+6h
time difference · heading northeast
See live IAD→NSY fares Phone-only fares on this route — call free
Flight time details
4,777 miles nonstop takes roughly 9h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- NSY — Sigonella Navy Air Base · Sigonella, Italy
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IAD
Near NSY
- CTA · Catania-Fontanarossa Airport9 mi away
- CIY · Comiso Airport33 mi away
- REG · Reggio Calabria Airport61 mi away
- GZM · Xewkija Heliport102 mi away
Frequently asked questions
How far is IAD from NSY?
The flight distance from Washington (IAD) to Sigonella (NSY) is 4,777 miles (7,688 km, 4,151 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to NSY?
A nonstop flight takes about 9h 50m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Washington and Sigonella?
Sigonella is 6 hours ahead of Washington.
What is the cheapest way to fly from IAD to NSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–NSY that never appear on search engines, with no booking fees.