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HLN to TLL: distance & flight time
Helena (Helena Regional Airport) → Tallinn-ulemiste International (Lennart Meri Tallinn Airport)
4,715 mi
7,588 km · 4,097 nm
9h 43m
estimated nonstop flight time
+9h
time difference · heading north
See live HLN→TLL fares Phone-only fares on this route — call free
Flight time details
4,715 miles nonstop takes roughly 9h 43m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, 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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 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 HLN from TLL?
The flight distance from Helena (HLN) to Tallinn-ulemiste International (TLL) is 4,715 miles (7,588 km, 4,097 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to TLL?
A nonstop flight takes about 9h 43m 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 Helena and Tallinn-ulemiste International?
Tallinn-ulemiste International is 9 hours ahead of Helena.
What is the cheapest way to fly from HLN to TLL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–TLL that never appear on search engines, with no booking fees.