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BSB to GAI: distance & flight time
Brasilia (Presidente Juscelino Kubistschek International Airport) → Gaithersburg (Montgomery County Airpark)
4,246 mi
6,833 km · 3,689 nm
8h 47m
estimated nonstop flight time
-1h
time difference · heading northwest
See live BSB→GAI fares Phone-only fares on this route — call free
Flight time details
4,246 miles nonstop takes roughly 8h 47m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- BSB — Presidente Juscelino Kubistschek International Airport · Brasilia, Brazil
- GAI — Montgomery County Airpark · Gaithersburg, 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 BSB
- GYN · Santa Genoveva Airport101 mi away
- CLV · Nelson Ribeiro Guimarães Airport136 mi away
Near GAI
Frequently asked questions
How far is BSB from GAI?
The flight distance from Brasilia (BSB) to Gaithersburg (GAI) is 4,246 miles (6,833 km, 3,689 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BSB to GAI?
A nonstop flight takes about 8h 47m 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 Brasilia and Gaithersburg?
Gaithersburg is 1 hour behind Brasilia.
What is the cheapest way to fly from BSB to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BSB–GAI that never appear on search engines, with no booking fees.