Need help booking?
Unpublished phone-only deals available
SPF to BLL: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Billund (Billund Airport)
4,491 mi
7,228 km · 3,903 nm
9h 16m
estimated nonstop flight time
+8h
time difference · heading northeast
See live SPF→BLL fares Phone-only fares on this route — call free
Flight time details
4,491 miles nonstop takes roughly 9h 16m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, United States
- BLL — Billund Airport · Billund, Denmark
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 SPF
- RCA · Ellsworth Air Force Base41 mi away
- RAP · Rapid City Regional Airport47 mi away
- GCC · Gillette Campbell County Airport87 mi away
- CDR · Chadron Municipal Airport119 mi away
Near BLL
- EBJ · Esbjerg Airport28 mi away
- STA · Stauning Airport35 mi away
- SKS · Skrydstrup Air Base36 mi away
- KRP · Karup Airport39 mi away
Frequently asked questions
How far is SPF from BLL?
The flight distance from Spearfish-South Dakota (SPF) to Billund (BLL) is 4,491 miles (7,228 km, 3,903 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to BLL?
A nonstop flight takes about 9h 16m 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 Spearfish-South Dakota and Billund?
Billund is 8 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to BLL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–BLL that never appear on search engines, with no booking fees.