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IAD to CAG: distance & flight time
Washington (Washington Dulles International Airport) → Cagliari (Cagliari Elmas Airport)
4,440 mi
7,145 km · 3,858 nm
9h 10m
estimated nonstop flight time
+6h
time difference · heading northeast
See live IAD→CAG fares Phone-only fares on this route — call free
Flight time details
4,440 miles nonstop takes roughly 9h 10m 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
- CAG — Cagliari Elmas Airport · Cagliari, 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 CAG
- DCI · Decimomannu Air Base8 mi away
- FNU · Oristano-Fenosu Airport50 mi away
- TTB · Tortolì Airport57 mi away
- AHO · Alghero-Fertilia Airport104 mi away
Frequently asked questions
How far is IAD from CAG?
The flight distance from Washington (IAD) to Cagliari (CAG) is 4,440 miles (7,145 km, 3,858 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to CAG?
A nonstop flight takes about 9h 10m 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 Cagliari?
Cagliari is 6 hours ahead of Washington.
What is the cheapest way to fly from IAD to CAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–CAG that never appear on search engines, with no booking fees.