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ONQ to SPF: distance & flight time
Zonguldak (Zonguldak Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
5,898 mi
9,492 km · 5,125 nm
12h 2m
estimated nonstop flight time
-9h
time difference · heading northwest
See live ONQ→SPF fares Phone-only fares on this route — call free
Flight time details
5,898 miles nonstop takes roughly 12h 2m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- ONQ — Zonguldak Airport · Zonguldak, Turkey
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, 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 ONQ
- KFS · Kastamonu Airport89 mi away
- ESB · Esenboğa International Airport106 mi away
- ANK · Etimesgut Air Base112 mi away
- KCO · Cengiz Topel Airport117 mi away
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
Frequently asked questions
How far is ONQ from SPF?
The flight distance from Zonguldak (ONQ) to Spearfish-South Dakota (SPF) is 5,898 miles (9,492 km, 5,125 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONQ to SPF?
A nonstop flight takes about 12h 2m 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 Zonguldak and Spearfish-South Dakota?
Spearfish-South Dakota is 9 hours behind Zonguldak.
What is the cheapest way to fly from ONQ to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONQ–SPF that never appear on search engines, with no booking fees.