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SPF to CLJ: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Cluj-napoca (Cluj-Napoca International Airport)
5,367 mi
8,637 km · 4,664 nm
10h 59m
estimated nonstop flight time
+9h
time difference · heading northeast
See live SPF→CLJ fares Phone-only fares on this route — call free
Flight time details
5,367 miles nonstop takes roughly 10h 59m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-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
- CLJ — Cluj-Napoca International Airport · Cluj-napoca, Romania
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 CLJ
- TGM · Transilvania Târgu Mureş International Airport41 mi away
- BAY · Tautii Magheraus Airport61 mi away
- SBZ · Sibiu International Airport72 mi away
- SUJ · Satu Mare Airport74 mi away
Frequently asked questions
How far is SPF from CLJ?
The flight distance from Spearfish-South Dakota (SPF) to Cluj-napoca (CLJ) is 5,367 miles (8,637 km, 4,664 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to CLJ?
A nonstop flight takes about 10h 59m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SPF to CLJ?
Nonstop service on SPF–CLJ depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 10h 59m nonstop estimate.
What is the time difference between Spearfish-South Dakota and Cluj-napoca?
Cluj-napoca is 9 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to CLJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–CLJ that never appear on search engines, with no booking fees.
Why are some SPF to CLJ fares phone-only?
Consolidator contracts let us sell certain SPF–CLJ tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.