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ONQ to CND: distance & flight time
Zonguldak (Zonguldak Airport) → Constanta (Mihail Kogălniceanu International Airport)
268 mi
432 km · 233 nm
1h 10m
estimated nonstop flight time
Same time
time difference · heading northwest
See live ONQ→CND fares Phone-only fares on this route — call free
Flight time details
268 miles nonstop takes roughly 1h 10m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ONQ — Zonguldak Airport · Zonguldak, Turkey
- CND — Mihail Kogălniceanu International Airport · Constanta, 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 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 CND
- TCE · Tulcea Airport50 mi away
- VAR · Varna Airport85 mi away
- BBU · Băneasa International Airport118 mi away
- OTP · Henri Coandă International Airport119 mi away
Frequently asked questions
How far is ONQ from CND?
The flight distance from Zonguldak (ONQ) to Constanta (CND) is 268 miles (432 km, 233 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONQ to CND?
A nonstop flight takes about 1h 10m 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 ONQ to CND?
Nonstop service on ONQ–CND 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 1h 10m nonstop estimate.
What is the cheapest way to fly from ONQ to CND?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONQ–CND that never appear on search engines, with no booking fees.
Why are some ONQ to CND fares phone-only?
Consolidator contracts let us sell certain ONQ–CND 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.