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DEC to MGE: distance & flight time
Decatur (Decatur Airport) → Marietta (Dobbins Air Reserve Base)
474 mi
763 km · 412 nm
1h 30m
estimated nonstop flight time
+1h
time difference · heading southeast
See live DEC→MGE fares Phone-only fares on this route — call free
Flight time details
474 miles nonstop takes roughly 1h 30m gate to gate, flying southeast. 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
- DEC — Decatur Airport · Decatur, United States
- MGE — Dobbins Air Reserve Base · Marietta, 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
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Frequently asked questions
How far is DEC from MGE?
The flight distance from Decatur (DEC) to Marietta (MGE) is 474 miles (763 km, 412 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to MGE?
A nonstop flight takes about 1h 30m 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 Decatur and Marietta?
Marietta is 1 hour ahead of Decatur.
What is the cheapest way to fly from DEC to MGE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–MGE that never appear on search engines, with no booking fees.