Distance From Duncan Airport to Presidente Juscelino Kubitschek International Airport

The distance from Duncan Airport () to Presidente Juscelino Kubitschek International Airport (BSB) is 5867 miles or 9442 kilometers or 5095 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.

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How long does it take to travel from Helena ( United States ) to Brasília ( Brazil )?

A one-way nonstop (direct) flight between Helena and Brasília takes around 13 hours 29 minutes.

Estimated flight time from Duncan Airport, Helena, United States to Presidente Juscelino Kubitschek International Airport, Brasília, Brazil is 13 hours 29 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 • - BSB

Kilometers		9442 km
Statute Miles		5867 miles
Nautical Miles		5095 nm
Avg. Time of Flight		13 hours 29 minutes

Duncan Airport to Presidente Juscelino Kubitschek International Airport Flight Route Map - to BSB Flight Path

Location of Duncan Airport & Presidente Juscelino Kubitschek International Airport is given below.
Click the map to view Helena to Brasília nonstop flight path and travel direction.

Click to see flight route on Google Map between Helena, United States and Brasília, Brazil. .

Nonstop flight route between Helena, United States and Brasília, Brazil.

Time Difference Between the Airports • - BSB

Time difference between Helena (United States) and Brasília (Brazil) is 3 Hours.
Brasília time is 3 Hours ahead of Helena.

Location	Local Time
Helena (United States)	2026-03-20, 12:53:04 MDT
Brasília (Brazil)	2026-03-20, 15:53:04 -03

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

Duncan Airport ( / MT06) Helena, United States

Destination

Presidente Juscelino Kubitschek International Airport (BSB / SBBR) Brasília, Brazil