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ISN to TLL: distance & flight time
Williston (Sloulin Field International Airport) → Tallinn-ulemiste International (Lennart Meri Tallinn Airport)
4,457 mi
7,173 km · 3,873 nm
9h 12m
estimated nonstop flight time
+8h
time difference · heading northeast
See live ISN→TLL fares Phone-only fares on this route — call free
Flight time details
4,457 miles nonstop takes roughly 9h 12m 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
- ISN — Sloulin Field International Airport · Williston, 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 ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 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 ISN from TLL?
The flight distance from Williston (ISN) to Tallinn-ulemiste International (TLL) is 4,457 miles (7,173 km, 3,873 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to TLL?
A nonstop flight takes about 9h 12m 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 Williston and Tallinn-ulemiste International?
Tallinn-ulemiste International is 8 hours ahead of Williston.
What is the cheapest way to fly from ISN to TLL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–TLL that never appear on search engines, with no booking fees.