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BIL to DEC: distance & flight time
Billings (Billings Logan International Airport) → Decatur (Decatur Airport)
1,076 mi
1,731 km · 935 nm
2h 48m
estimated nonstop flight time
+1h
time difference · heading east
See live BIL→DEC fares Phone-only fares on this route — call free
Flight time details
1,076 miles nonstop takes roughly 2h 48m 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
- BIL — Billings Logan International Airport · Billings, 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 BIL
- COD · Yellowstone Regional Airport92 mi away
- LVM · Mission Field92 mi away
- LWT · Lewistown Municipal Airport96 mi away
- SHR · Sheridan County Airport105 mi away
Frequently asked questions
How far is BIL from DEC?
The flight distance from Billings (BIL) to Decatur (DEC) is 1,076 miles (1,731 km, 935 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIL to DEC?
A nonstop flight takes about 2h 48m 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 Billings and Decatur?
Decatur is 1 hour ahead of Billings.
What is the cheapest way to fly from BIL to DEC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIL–DEC that never appear on search engines, with no booking fees.