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DTW to SJY: distance & flight time
Detroit (Detroit Metropolitan Wayne County Airport) → Seinäjoki / Ilmajoki (Seinäjoki Airport)
4,135 mi
6,655 km · 3,593 nm
8h 34m
estimated nonstop flight time
+7h
time difference · heading northeast
See live DTW→SJY fares Phone-only fares on this route — call free
Flight time details
4,135 miles nonstop takes roughly 8h 34m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- DTW — Detroit Metropolitan Wayne County Airport · Detroit, United States
- SJY — Seinäjoki Airport · Seinäjoki / Ilmajoki, Finland
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 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
Near SJY
- KHJ · Kauhajoki Airport21 mi away
- KAU · Kauhava Airport31 mi away
- VAA · Vaasa Airport42 mi away
- KOK · Kokkola-Pietarsaari Airport72 mi away
Frequently asked questions
How far is DTW from SJY?
The flight distance from Detroit (DTW) to Seinäjoki / Ilmajoki (SJY) is 4,135 miles (6,655 km, 3,593 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTW to SJY?
A nonstop flight takes about 8h 34m 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 Detroit and Seinäjoki / Ilmajoki?
Seinäjoki / Ilmajoki is 7 hours ahead of Detroit.
What is the cheapest way to fly from DTW to SJY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTW–SJY that never appear on search engines, with no booking fees.