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COU to OPO: distance & flight time
Columbia (Columbia Regional Airport) → Porto (Francisco de Sá Carneiro Airport)
4,240 mi
6,824 km · 3,684 nm
8h 47m
estimated nonstop flight time
+6h
time difference · heading northeast
See live COU→OPO fares Phone-only fares on this route — call free
Flight time details
4,240 miles nonstop takes roughly 8h 47m 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
- COU — Columbia Regional Airport · Columbia, 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 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 COU from OPO?
The flight distance from Columbia (COU) to Porto (OPO) is 4,240 miles (6,824 km, 3,684 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COU to OPO?
A nonstop flight takes about 8h 47m 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 Columbia and Porto?
Porto is 6 hours ahead of Columbia.
What is the cheapest way to fly from COU to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COU–OPO that never appear on search engines, with no booking fees.