Need help booking?
Unpublished phone-only deals available
GAI to GIG: distance & flight time
Gaithersburg (Montgomery County Airpark) → Rio De Janeiro (Rio Galeão – Tom Jobim International Airport)
4,810 mi
7,742 km · 4,180 nm
9h 54m
estimated nonstop flight time
+1h
time difference · heading southeast
See live GAI→GIG fares Phone-only fares on this route — call free
Flight time details
4,810 miles nonstop takes roughly 9h 54m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- GIG — Rio Galeão – Tom Jobim International Airport · Rio De Janeiro, Brazil
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 GAI
Near GIG
- SDU · Santos Dumont Airport9 mi away
- QNV · Aeroclube Airport14 mi away
- SNZ · Santa Cruz Air Force Base31 mi away
- JDF · Francisco de Assis Airport71 mi away
Frequently asked questions
How far is GAI from GIG?
The flight distance from Gaithersburg (GAI) to Rio De Janeiro (GIG) is 4,810 miles (7,742 km, 4,180 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to GIG?
A nonstop flight takes about 9h 54m 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 Gaithersburg and Rio De Janeiro?
Rio De Janeiro is 1 hour ahead of Gaithersburg.
What is the cheapest way to fly from GAI to GIG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–GIG that never appear on search engines, with no booking fees.