Need help booking?
Unpublished phone-only deals available
GBG to DEC: distance & flight time
Galesburg (Galesburg Municipal Airport) → Decatur (Decatur Airport)
112 mi
181 km · 98 nm
46m
estimated nonstop flight time
—
time difference · heading southeast
See live GBG→DEC fares Phone-only fares on this route — call free
Flight time details
112 miles nonstop takes roughly 46m gate to gate, flying southeast. 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
- GBG — Galesburg Municipal Airport · Galesburg, United States
- DEC — Decatur Airport · Decatur, 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 GBG
Frequently asked questions
How far is GBG from DEC?
The flight distance from Galesburg (GBG) to Decatur (DEC) is 112 miles (181 km, 98 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GBG to DEC?
A nonstop flight takes about 46m 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 GBG to DEC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GBG–DEC that never appear on search engines, with no booking fees.