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FSI to TLL: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Tallinn-ulemiste International (Lennart Meri Tallinn Airport)
5,177 mi
8,332 km · 4,499 nm
10h 37m
estimated nonstop flight time
+8h
time difference · heading northeast
See live FSI→TLL fares Phone-only fares on this route — call free
Flight time details
5,177 miles nonstop takes roughly 10h 37m 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
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- TLL — Lennart Meri Tallinn Airport · Tallinn-ulemiste International, Estonia
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 FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Near TLL
- HEM · Helsinki Malmi Airport59 mi away
- HEL · Helsinki Vantaa Airport63 mi away
- EPU · Pärnu Airport70 mi away
- KDL · Kärdla Airport77 mi away
Frequently asked questions
How far is FSI from TLL?
The flight distance from Fort Sill (FSI) to Tallinn-ulemiste International (TLL) is 5,177 miles (8,332 km, 4,499 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to TLL?
A nonstop flight takes about 10h 37m 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 Fort Sill and Tallinn-ulemiste International?
Tallinn-ulemiste International is 8 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to TLL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–TLL that never appear on search engines, with no booking fees.