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SAY to DTW: distance & flight time
Siena (Siena-Ampugnano Airport) → Detroit (Detroit Metropolitan Wayne County Airport)
4,515 mi
7,267 km · 3,924 nm
9h 19m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SAY→DTW fares Phone-only fares on this route — call free
Flight time details
4,515 miles nonstop takes roughly 9h 19m 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
- SAY — Siena-Ampugnano Airport · Siena, Italy
- DTW — Detroit Metropolitan Wayne County Airport · Detroit, 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 SAY
- GRS · Grosseto Air Base36 mi away
- FLR · Peretola Airport38 mi away
- PSA · Pisa International Airport52 mi away
- EBA · Marina Di Campo Airport62 mi away
Near DTW
- YIP · Willow Run Airport9 mi away
- ARB · Ann Arbor Municipal Airport20 mi away
- YQG · Windsor Airport21 mi away
- DET · Coleman A. Young Municipal Airport22 mi away
Frequently asked questions
How far is SAY from DTW?
The flight distance from Siena (SAY) to Detroit (DTW) is 4,515 miles (7,267 km, 3,924 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAY to DTW?
A nonstop flight takes about 9h 19m 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 Siena and Detroit?
Detroit is 6 hours behind Siena.
What is the cheapest way to fly from SAY to DTW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAY–DTW that never appear on search engines, with no booking fees.