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BRO to GAI: distance & flight time
Brownsville (Brownsville South Padre Island International Airport) → Gaithersburg (Montgomery County Airpark)
1,488 mi
2,395 km · 1,293 nm
3h 42m
estimated nonstop flight time
+1h
time difference · heading northeast
See live BRO→GAI fares Phone-only fares on this route — call free
Flight time details
1,488 miles nonstop takes roughly 3h 42m gate to gate, flying northeast. 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
- BRO — Brownsville South Padre Island International Airport · Brownsville, United States
- 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
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Near BRO
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Frequently asked questions
How far is BRO from GAI?
The flight distance from Brownsville (BRO) to Gaithersburg (GAI) is 1,488 miles (2,395 km, 1,293 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BRO to GAI?
A nonstop flight takes about 3h 42m 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 Brownsville and Gaithersburg?
Gaithersburg is 1 hour ahead of Brownsville.
What is the cheapest way to fly from BRO to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BRO–GAI that never appear on search engines, with no booking fees.