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MSY to GAI: distance & flight time
New Orleans (Louis Armstrong New Orleans International Airport) → Gaithersburg (Montgomery County Airpark)
976 mi
1,571 km · 848 nm
2h 35m
estimated nonstop flight time
+1h
time difference · heading northeast
See live MSY→GAI fares Phone-only fares on this route — call free
Flight time details
976 miles nonstop takes roughly 2h 35m 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
- MSY — Louis Armstrong New Orleans International Airport · New Orleans, 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
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 MSY
- NEW · Lakefront Airport14 mi away
- NBG · New Orleans NAS JRB/Alvin Callender Field18 mi away
- BTR · Baton Rouge Metropolitan Airport65 mi away
- GPT · Gulfport Biloxi International Airport76 mi away
Near GAI
Frequently asked questions
How far is MSY from GAI?
The flight distance from New Orleans (MSY) to Gaithersburg (GAI) is 976 miles (1,571 km, 848 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MSY to GAI?
A nonstop flight takes about 2h 35m 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 New Orleans and Gaithersburg?
Gaithersburg is 1 hour ahead of New Orleans.
What is the cheapest way to fly from MSY to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MSY–GAI that never appear on search engines, with no booking fees.