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RFD to SJY: distance & flight time
Rockford (Chicago Rockford International Airport) → Seinäjoki / Ilmajoki (Seinäjoki Airport)
4,282 mi
6,891 km · 3,721 nm
8h 52m
estimated nonstop flight time
+8h
time difference · heading northeast
See live RFD→SJY fares Phone-only fares on this route — call free
Flight time details
4,282 miles nonstop takes roughly 8h 52m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- RFD — Chicago Rockford International Airport · Rockford, 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 RFD
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 RFD from SJY?
The flight distance from Rockford (RFD) to Seinäjoki / Ilmajoki (SJY) is 4,282 miles (6,891 km, 3,721 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RFD to SJY?
A nonstop flight takes about 8h 52m 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 Rockford and Seinäjoki / Ilmajoki?
Seinäjoki / Ilmajoki is 8 hours ahead of Rockford.
What is the cheapest way to fly from RFD to SJY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RFD–SJY that never appear on search engines, with no booking fees.