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RKD to OPO: distance & flight time
Rockland (Knox County Regional Airport) → Porto (Francisco de Sá Carneiro Airport)
3,006 mi
4,838 km · 2,612 nm
6h 22m
estimated nonstop flight time
+5h
time difference · heading east
See live RKD→OPO fares Phone-only fares on this route — call free
Flight time details
3,006 miles nonstop takes roughly 6h 22m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- RKD — Knox County Regional Airport · Rockland, 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 RKD
- AUG · Augusta State Airport39 mi away
- NHZ · Brunswick Executive Airport43 mi away
- BHB · Hancock County-Bar Harbor Airport45 mi away
- BGR · Bangor International Airport53 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 RKD from OPO?
The flight distance from Rockland (RKD) to Porto (OPO) is 3,006 miles (4,838 km, 2,612 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RKD to OPO?
A nonstop flight takes about 6h 22m 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 Rockland and Porto?
Porto is 5 hours ahead of Rockland.
What is the cheapest way to fly from RKD to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RKD–OPO that never appear on search engines, with no booking fees.