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CBM to OPO: distance & flight time
Colombus (Columbus Air Force Base) → Porto (Francisco de Sá Carneiro Airport)
4,252 mi
6,843 km · 3,695 nm
8h 48m
estimated nonstop flight time
+6h
time difference · heading northeast
See live CBM→OPO fares Phone-only fares on this route — call free
Flight time details
4,252 miles nonstop takes roughly 8h 48m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- CBM — Columbus Air Force Base · Colombus, United States
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
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 CBM
- GTR · Golden Triangle Regional Airport16 mi away
- TUP · Tupelo Regional Airport47 mi away
- TCL · Tuscaloosa Regional Airport56 mi away
- UOX · University Oxford Airport81 mi away
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
Frequently asked questions
How far is CBM from OPO?
The flight distance from Colombus (CBM) to Porto (OPO) is 4,252 miles (6,843 km, 3,695 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CBM to OPO?
A nonstop flight takes about 8h 48m 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 Colombus and Porto?
Porto is 6 hours ahead of Colombus.
What is the cheapest way to fly from CBM to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CBM–OPO that never appear on search engines, with no booking fees.