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DCI to STL: distance & flight time
Decimomannu (Decimomannu Air Base) → St. Louis (St Louis Lambert International Airport)
5,016 mi
8,073 km · 4,359 nm
10h 18m
estimated nonstop flight time
-7h
time difference · heading northwest
See live DCI→STL fares Phone-only fares on this route — call free
Flight time details
5,016 miles nonstop takes roughly 10h 18m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- DCI — Decimomannu Air Base · Decimomannu, Italy
- STL — St Louis Lambert International Airport · St. Louis, 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 STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Frequently asked questions
How far is DCI from STL?
The flight distance from Decimomannu (DCI) to St. Louis (STL) is 5,016 miles (8,073 km, 4,359 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCI to STL?
A nonstop flight takes about 10h 18m 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 St. Louis?
St. Louis is 7 hours behind Decimomannu.
What is the cheapest way to fly from DCI to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCI–STL that never appear on search engines, with no booking fees.