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SPF to SZR: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Stara Zagora (Stara Zagora Airport)
5,673 mi
9,129 km · 4,929 nm
11h 35m
estimated nonstop flight time
+9h
time difference · heading northeast
See live SPF→SZR fares Phone-only fares on this route — call free
Flight time details
5,673 miles nonstop takes roughly 11h 35m 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
- SZR — Stara Zagora Airport · Stara Zagora, Bulgaria
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 SZR
- JAM · Bezmer Air Base36 mi away
- PDV · Plovdiv International Airport46 mi away
- GOZ · Gorna Oryahovitsa Airport54 mi away
- BOJ · Burgas Airport96 mi away
Frequently asked questions
How far is SPF from SZR?
The flight distance from Spearfish-South Dakota (SPF) to Stara Zagora (SZR) is 5,673 miles (9,129 km, 4,929 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to SZR?
A nonstop flight takes about 11h 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 time difference between Spearfish-South Dakota and Stara Zagora?
Stara Zagora is 9 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to SZR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–SZR that never appear on search engines, with no booking fees.