Distance From Malmstrom Air Force Base to Sendai Airport, GFA - SDJ Distance

The distance from Malmstrom Air Force Base (GFA) to Sendai Airport (SDJ) is 5045 miles or 8119 kilometers or 4381 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

---

How long does it take to travel from Great Falls ( United States ) to Natori ( Japan )?

A one-way nonstop (direct) flight between Great Falls and Natori takes around 11 hours 35 minutes.

Estimated flight time from Malmstrom Air Force Base, Great Falls, United States to Sendai Airport, Natori, Japan is 11 hours 35 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • GFA - SDJ

Kilometers		8119 km
Statute Miles		5045 miles
Nautical Miles		4381 nm
Avg. Time of Flight		11 hours 35 minutes

Malmstrom Air Force Base to Sendai Airport Flight Route Map - GFA to SDJ Flight Path

Location of Malmstrom Air Force Base & Sendai Airport is given below.
Click the map to view Great Falls to Natori nonstop flight path and travel direction.

Click to see flight route on Google Map between Great Falls, United States and Natori, Japan. .

Nonstop flight route between Great Falls, United States and Natori, Japan.

Time Difference Between the Airports • GFA - SDJ

Time difference between Great Falls (United States) and Natori (Japan) is 15 Hours.
Natori time is 15 Hours ahead of Great Falls.

Location	Local Time
Great Falls (United States)	2026-03-21, 19:08:21 MDT
Natori (Japan)	2026-03-22, 10:08:21 JST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Malmstrom Air Force Base (GFA / KGFA) Great Falls, United States

Destination

Sendai Airport (SDJ / RJSS) Natori, Japan