Need help booking?
Unpublished phone-only deals available
PHN to CVG: distance & flight time
Port Huron (St Clair County International Airport) → Cincinnati (Cincinnati Northern Kentucky International Airport)
289 mi
465 km · 251 nm
1h 14m
estimated nonstop flight time
Same time
time difference · heading southwest
See live PHN→CVG fares Phone-only fares on this route — call free
Flight time details
289 miles nonstop takes roughly 1h 14m gate to gate, flying southwest. 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
- PHN — St Clair County International Airport · Port Huron, United States
- CVG — Cincinnati Northern Kentucky International Airport · Cincinnati, 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 PHN
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
Frequently asked questions
How far is PHN from CVG?
The flight distance from Port Huron (PHN) to Cincinnati (CVG) is 289 miles (465 km, 251 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to CVG?
A nonstop flight takes about 1h 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 cheapest way to fly from PHN to CVG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–CVG that never appear on search engines, with no booking fees.