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DEC to SPI: distance & flight time
Decatur (Decatur Airport) → Springfield (Abraham Lincoln Capital Airport)
43 mi
69 km · 37 nm
35m
estimated nonstop flight time
Same time
time difference · heading west
See live DEC→SPI fares Phone-only fares on this route — call free
Flight time details
43 miles nonstop takes roughly 35m gate to gate, flying west. 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
- SPI — Abraham Lincoln Capital Airport · Springfield, 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 SPI
Frequently asked questions
How far is DEC from SPI?
The flight distance from Decatur (DEC) to Springfield (SPI) is 43 miles (69 km, 37 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to SPI?
A nonstop flight takes about 35m 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 SPI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–SPI that never appear on search engines, with no booking fees.