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TGM to HLN: distance & flight time
Tirgu Mures (Transilvania Târgu Mureş International Airport) → Helena (Helena Regional Airport)
5,485 mi
8,827 km · 4,766 nm
11h 13m
estimated nonstop flight time
-9h
time difference · heading northwest
See live TGM→HLN fares Phone-only fares on this route — call free
Flight time details
5,485 miles nonstop takes roughly 11h 13m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- TGM — Transilvania Târgu Mureş International Airport · Tirgu Mures, Romania
- HLN — Helena Regional Airport · Helena, United States
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 TGM
- CLJ · Cluj-Napoca International Airport41 mi away
- SBZ · Sibiu International Airport50 mi away
- BAY · Tautii Magheraus Airport93 mi away
- SUJ · Satu Mare Airport112 mi away
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
Frequently asked questions
How far is TGM from HLN?
The flight distance from Tirgu Mures (TGM) to Helena (HLN) is 5,485 miles (8,827 km, 4,766 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TGM to HLN?
A nonstop flight takes about 11h 13m 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 Tirgu Mures and Helena?
Helena is 9 hours behind Tirgu Mures.
What is the cheapest way to fly from TGM to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TGM–HLN that never appear on search engines, with no booking fees.