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ONQ to ALN: distance & flight time
Zonguldak (Zonguldak Airport) → Alton/St Louis (St Louis Regional Airport)
5,798 mi
9,331 km · 5,038 nm
11h 50m
estimated nonstop flight time
—
time difference · heading northwest
See live ONQ→ALN fares Phone-only fares on this route — call free
Flight time details
5,798 miles nonstop takes roughly 11h 50m 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
- ALN — St Louis Regional Airport · Alton/St Louis, 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 ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
Frequently asked questions
How far is ONQ from ALN?
The flight distance from Zonguldak (ONQ) to Alton/St Louis (ALN) is 5,798 miles (9,331 km, 5,038 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONQ to ALN?
A nonstop flight takes about 11h 50m 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 cheapest way to fly from ONQ to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONQ–ALN that never appear on search engines, with no booking fees.