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DEC to DAY: distance & flight time
Decatur (Decatur Airport) → Dayton (James M Cox Dayton International Airport)
246 mi
397 km · 214 nm
1h 7m
estimated nonstop flight time
+1h
time difference · heading east
See live DEC→DAY fares Phone-only fares on this route — call free
Flight time details
246 miles nonstop takes roughly 1h 7m gate to gate, flying east. 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
- DAY — James M Cox Dayton International Airport · Dayton, 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 DAY
- FFO · Wright-Patterson Air Force Base10 mi away
- SGH · Springfield-Beckley Municipal Airport21 mi away
- MGY · Dayton-Wright Brothers Airport22 mi away
- ILN · Wilmington Airpark40 mi away
Frequently asked questions
How far is DEC from DAY?
The flight distance from Decatur (DEC) to Dayton (DAY) is 246 miles (397 km, 214 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to DAY?
A nonstop flight takes about 1h 7m 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 Dayton?
Dayton is 1 hour ahead of Decatur.
What is the cheapest way to fly from DEC to DAY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–DAY that never appear on search engines, with no booking fees.