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SIR to ONQ: distance & flight time
Sion (Sion Airport) → Zonguldak (Zonguldak Airport)
1,270 mi
2,044 km · 1,104 nm
3h 14m
estimated nonstop flight time
+1h
time difference · heading east
See live SIR→ONQ fares Phone-only fares on this route — call free
Flight time details
1,270 miles nonstop takes roughly 3h 14m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- ONQ — Zonguldak Airport · Zonguldak, Turkey
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 SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
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
Frequently asked questions
How far is SIR from ONQ?
The flight distance from Sion (SIR) to Zonguldak (ONQ) is 1,270 miles (2,044 km, 1,104 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to ONQ?
A nonstop flight takes about 3h 14m 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 Sion and Zonguldak?
Zonguldak is 1 hour ahead of Sion.
What is the cheapest way to fly from SIR to ONQ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–ONQ that never appear on search engines, with no booking fees.