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CVG to SUS: distance & flight time
Cincinnati (Cincinnati Northern Kentucky International Airport) → Null (Spirit of St Louis Airport)
323 mi
520 km · 281 nm
1h 19m
estimated nonstop flight time
-1h
time difference · heading west
See live CVG→SUS fares Phone-only fares on this route — call free
Flight time details
323 miles nonstop takes roughly 1h 19m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- CVG — Cincinnati Northern Kentucky International Airport · Cincinnati, United States
- SUS — Spirit of St Louis Airport · Null, 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 CVG
- LUK · Cincinnati Municipal Airport Lunken Field14 mi away
- HAO · Butler Co Regional Airport - Hogan Field23 mi away
- MGY · Dayton-Wright Brothers Airport44 mi away
- ILN · Wilmington Airpark54 mi away
Near SUS
- STL · St Louis Lambert International Airport16 mi away
- ALN · St Louis Regional Airport36 mi away
- BLV · Scott AFB/Midamerica Airport45 mi away
- JEF · Jefferson City Memorial Airport81 mi away
Frequently asked questions
How far is CVG from SUS?
The flight distance from Cincinnati (CVG) to Null (SUS) is 323 miles (520 km, 281 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CVG to SUS?
A nonstop flight takes about 1h 19m 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 Cincinnati and Null?
Null is 1 hour behind Cincinnati.
What is the cheapest way to fly from CVG to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CVG–SUS that never appear on search engines, with no booking fees.