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OPO to CVG: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Cincinnati (Cincinnati Northern Kentucky International Airport)
3,881 mi
6,246 km · 3,372 nm
8h 5m
estimated nonstop flight time
-5h
time difference · heading northwest
See live OPO→CVG fares Phone-only fares on this route — call free
Flight time details
3,881 miles nonstop takes roughly 8h 5m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- 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 OPO
- BGZ · Braga Municipal Aerodrome26 mi away
- VRL · Vila Real Airport50 mi away
- VSE · Aerodromo Goncalves Lobato (Viseu Airport)55 mi away
- VGO · Vigo Airport68 mi away
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 OPO from CVG?
The flight distance from Porto (OPO) to Cincinnati (CVG) is 3,881 miles (6,246 km, 3,372 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to CVG?
A nonstop flight takes about 8h 5m 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 Porto and Cincinnati?
Cincinnati is 5 hours behind Porto.
What is the cheapest way to fly from OPO to CVG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–CVG that never appear on search engines, with no booking fees.