Need help booking?
Unpublished phone-only deals available
DEC to MSY: distance & flight time
Decatur (Decatur Airport) → New Orleans (Louis Armstrong New Orleans International Airport)
684 mi
1,102 km · 595 nm
1h 57m
estimated nonstop flight time
Same time
time difference · heading south
See live DEC→MSY fares Phone-only fares on this route — call free
Flight time details
684 miles nonstop takes roughly 1h 57m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DEC — Decatur Airport · Decatur, 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 DEC
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 DEC from MSY?
The flight distance from Decatur (DEC) to New Orleans (MSY) is 684 miles (1,102 km, 595 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to MSY?
A nonstop flight takes about 1h 57m 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 cheapest way to fly from DEC to MSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–MSY that never appear on search engines, with no booking fees.