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DCI to DCA: distance & flight time
Decimomannu (Decimomannu Air Base) → Washington (Ronald Reagan Washington National Airport)
4,416 mi
7,107 km · 3,838 nm
9h 8m
estimated nonstop flight time
-6h
time difference · heading northwest
See live DCI→DCA fares Phone-only fares on this route — call free
Flight time details
4,416 miles nonstop takes roughly 9h 8m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- DCI — Decimomannu Air Base · Decimomannu, Italy
- DCA — Ronald Reagan Washington National Airport · Washington, United States
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 DCI
- CAG · Cagliari Elmas Airport8 mi away
- FNU · Oristano-Fenosu Airport41 mi away
- TTB · Tortolì Airport54 mi away
- AHO · Alghero-Fertilia Airport95 mi away
Near DCA
Frequently asked questions
How far is DCI from DCA?
The flight distance from Decimomannu (DCI) to Washington (DCA) is 4,416 miles (7,107 km, 3,838 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCI to DCA?
A nonstop flight takes about 9h 8m 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 Decimomannu and Washington?
Washington is 6 hours behind Decimomannu.
What is the cheapest way to fly from DCI to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCI–DCA that never appear on search engines, with no booking fees.