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GAI to MSY: distance & flight time
Gaithersburg (Montgomery County Airpark) → New Orleans (Louis Armstrong New Orleans International Airport)
976 mi
1,571 km · 848 nm
2h 35m
estimated nonstop flight time
-1h
time difference · heading southwest
See live GAI→MSY fares Phone-only fares on this route — call free
Flight time details
976 miles nonstop takes roughly 2h 35m gate to gate, flying southwest. 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
- GAI — Montgomery County Airpark · Gaithersburg, United States
- MSY — Louis Armstrong New Orleans International Airport · New Orleans, 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 GAI
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
Frequently asked questions
How far is GAI from MSY?
The flight distance from Gaithersburg (GAI) to New Orleans (MSY) is 976 miles (1,571 km, 848 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to MSY?
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 Gaithersburg and New Orleans?
New Orleans is 1 hour behind Gaithersburg.
What is the cheapest way to fly from GAI to MSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–MSY that never appear on search engines, with no booking fees.