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DEC to SME: distance & flight time
Decatur (Decatur Airport) → Somerset (Lake Cumberland Regional Airport)
300 mi
482 km · 260 nm
1h 15m
estimated nonstop flight time
+1h
time difference · heading southeast
See live DEC→SME fares Phone-only fares on this route — call free
Flight time details
300 miles nonstop takes roughly 1h 15m 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
- SME — Lake Cumberland Regional Airport · Somerset, 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 SME
- LOZ · London-Corbin Airport/Magee Field29 mi away
- LEX · Blue Grass Airport68 mi away
- GLW · Glasgow Municipal Airport74 mi away
- FFT · Capital City Airport80 mi away
Frequently asked questions
How far is DEC from SME?
The flight distance from Decatur (DEC) to Somerset (SME) is 300 miles (482 km, 260 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to SME?
A nonstop flight takes about 1h 15m 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 Somerset?
Somerset is 1 hour ahead of Decatur.
What is the cheapest way to fly from DEC to SME?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–SME that never appear on search engines, with no booking fees.