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JEF to SJY: distance & flight time
Jefferson City (Jefferson City Memorial Airport) → Seinäjoki / Ilmajoki (Seinäjoki Airport)
4,577 mi
7,367 km · 3,978 nm
9h 27m
estimated nonstop flight time
+8h
time difference · heading northeast
See live JEF→SJY fares Phone-only fares on this route — call free
Flight time details
4,577 miles nonstop takes roughly 9h 27m 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
- JEF — Jefferson City Memorial Airport · Jefferson City, 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 JEF
- COU · Columbia Regional Airport16 mi away
- AIZ · Lee C Fine Memorial Airport40 mi away
- TBN · Waynesville-St. Robert Regional Forney field59 mi away
- SZL · Whiteman Air Force Base76 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 JEF from SJY?
The flight distance from Jefferson City (JEF) to Seinäjoki / Ilmajoki (SJY) is 4,577 miles (7,367 km, 3,978 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from JEF to SJY?
A nonstop flight takes about 9h 27m 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 Jefferson City and Seinäjoki / Ilmajoki?
Seinäjoki / Ilmajoki is 8 hours ahead of Jefferson City.
What is the cheapest way to fly from JEF to SJY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on JEF–SJY that never appear on search engines, with no booking fees.