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THO to GTF: distance & flight time
Thorshofn (Thorshofn Airport) → Great Falls (Great Falls International Airport)
3,439 mi
5,534 km · 2,988 nm
7h 13m
estimated nonstop flight time
-6h
time difference · heading northwest
See live THO→GTF fares Phone-only fares on this route — call free
Flight time details
3,439 miles nonstop takes roughly 7h 13m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- THO — Thorshofn Airport · Thorshofn, Iceland
- GTF — Great Falls International Airport · Great Falls, 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 THO
- VPN · Vopnafjörður Airport37 mi away
- MVA · Reykjahlíð Airport59 mi away
- HZK · Húsavík Airport61 mi away
- EGS · Egilsstaðir Airport70 mi away
Near GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is THO from GTF?
The flight distance from Thorshofn (THO) to Great Falls (GTF) is 3,439 miles (5,534 km, 2,988 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THO to GTF?
A nonstop flight takes about 7h 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 Thorshofn and Great Falls?
Great Falls is 6 hours behind Thorshofn.
What is the cheapest way to fly from THO to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THO–GTF that never appear on search engines, with no booking fees.