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GRU to GAI: distance & flight time
Sao Paulo (Guarulhos - Governador André Franco Montoro International Airport) → Gaithersburg (Montgomery County Airpark)
4,758 mi
7,658 km · 4,135 nm
9h 48m
estimated nonstop flight time
-1h
time difference · heading northwest
See live GRU→GAI fares Phone-only fares on this route — call free
Flight time details
4,758 miles nonstop takes roughly 9h 48m 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
- GRU — Guarulhos - Governador André Franco Montoro International Airport · Sao Paulo, 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 GRU
- CGH · Congonhas Airport18 mi away
- BJP · Estadual Arthur Siqueira Airport32 mi away
- SSZ · Base Aérea de Santos Airport36 mi away
- SJK · Professor Urbano Ernesto Stumpf Airport41 mi away
Near GAI
Frequently asked questions
How far is GRU from GAI?
The flight distance from Sao Paulo (GRU) to Gaithersburg (GAI) is 4,758 miles (7,658 km, 4,135 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRU to GAI?
A nonstop flight takes about 9h 48m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GRU to GAI?
Nonstop service on GRU–GAI depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 9h 48m nonstop estimate.
What is the time difference between Sao Paulo and Gaithersburg?
Gaithersburg is 1 hour behind Sao Paulo.
What is the cheapest way to fly from GRU to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRU–GAI that never appear on search engines, with no booking fees.
Why are some GRU to GAI fares phone-only?
Consolidator contracts let us sell certain GRU–GAI tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.