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HLN to THN: distance & flight time
Helena (Helena Regional Airport) → Trollhattan (Trollhättan-Vänersborg Airport)
4,525 mi
7,282 km · 3,932 nm
9h 20m
estimated nonstop flight time
+8h
time difference · heading northeast
See live HLN→THN fares Phone-only fares on this route — call free
Flight time details
4,525 miles nonstop takes roughly 9h 20m 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
- HLN — Helena Regional Airport · Helena, United States
- THN — Trollhättan-Vänersborg Airport · Trollhattan, Sweden
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 THN
- LDK · Lidköping-Hovby Airport32 mi away
- GSE · Gothenburg City Airport41 mi away
- GOT · Gothenburg-Landvetter Airport45 mi away
- KVB · Skövde Airport60 mi away
Frequently asked questions
How far is HLN from THN?
The flight distance from Helena (HLN) to Trollhattan (THN) is 4,525 miles (7,282 km, 3,932 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to THN?
A nonstop flight takes about 9h 20m 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 Trollhattan?
Trollhattan is 8 hours ahead of Helena.
What is the cheapest way to fly from HLN to THN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–THN that never appear on search engines, with no booking fees.