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GAI to BRU: distance & flight time
Gaithersburg (Montgomery County Airpark) → Brussels (Brussels Airport)
3,860 mi
6,212 km · 3,354 nm
8h 2m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GAI→BRU fares Phone-only fares on this route — call free
Flight time details
3,860 miles nonstop takes roughly 8h 2m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- BRU — Brussels Airport · Brussels, Belgium
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 BRU
- ANR · Antwerp International Airport (Deurne)20 mi away
- OBL · Zoersel (Oostmalle) Airfield28 mi away
- CRL · Brussels South Charleroi Airport31 mi away
- WOE · Woensdrecht Air Base38 mi away
Frequently asked questions
How far is GAI from BRU?
The flight distance from Gaithersburg (GAI) to Brussels (BRU) is 3,860 miles (6,212 km, 3,354 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to BRU?
A nonstop flight takes about 8h 2m 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 Brussels?
Brussels is 6 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to BRU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–BRU that never appear on search engines, with no booking fees.