Need help booking?
Unpublished phone-only deals available
GTF to NRT: distance & flight time
Great Falls (Great Falls International Airport) → Tokyo (Narita International Airport)
5,181 mi
8,338 km · 4,502 nm
10h 38m
estimated nonstop flight time
+15h
time difference · heading northwest
See live GTF→NRT fares Phone-only fares on this route — call free
Flight time details
5,181 miles nonstop takes roughly 10h 38m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- GTF — Great Falls International Airport · Great Falls, United States
- NRT — Narita International Airport · Tokyo, Japan
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 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
Near NRT
- HND · Tokyo Haneda International Airport37 mi away
- IBR · Hyakuri Airport29 mi away
- NJA · Atsugi Naval Air Facility57 mi away
- OKO · Yokota Air Base58 mi away
Frequently asked questions
How far is GTF from NRT?
The flight distance from Great Falls (GTF) to Tokyo (NRT) is 5,181 miles (8,338 km, 4,502 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to NRT?
A nonstop flight takes about 10h 38m 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 Great Falls and Tokyo?
Tokyo is 15 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to NRT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–NRT that never appear on search engines, with no booking fees.