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RAP to OPO: distance & flight time
Rapid City (Rapid City Regional Airport) → Porto (Francisco de Sá Carneiro Airport)
4,515 mi
7,266 km · 3,923 nm
9h 19m
estimated nonstop flight time
+7h
time difference · heading northeast
See live RAP→OPO fares Phone-only fares on this route — call free
Flight time details
4,515 miles nonstop takes roughly 9h 19m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- RAP — Rapid City Regional Airport · Rapid City, 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 RAP
- RCA · Ellsworth Air Force Base7 mi away
- SPF · Black Hills Airport-Clyde Ice Field47 mi away
- CDR · Chadron Municipal Airport83 mi away
- GCC · Gillette Campbell County Airport125 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 RAP from OPO?
The flight distance from Rapid City (RAP) to Porto (OPO) is 4,515 miles (7,266 km, 3,923 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAP to OPO?
A nonstop flight takes about 9h 19m 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 Rapid City and Porto?
Porto is 7 hours ahead of Rapid City.
What is the cheapest way to fly from RAP to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAP–OPO that never appear on search engines, with no booking fees.