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GCC to OPO: distance & flight time
Gillette (Gillette Campbell County Airport) → Porto (Francisco de Sá Carneiro Airport)
4,604 mi
7,409 km · 4,000 nm
9h 30m
estimated nonstop flight time
+7h
time difference · heading northeast
See live GCC→OPO fares Phone-only fares on this route — call free
Flight time details
4,604 miles nonstop takes roughly 9h 30m 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
- GCC — Gillette Campbell County Airport · Gillette, 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 GCC
- SHR · Sheridan County Airport77 mi away
- SPF · Black Hills Airport-Clyde Ice Field87 mi away
- CPR · Casper-Natrona County International Airport110 mi away
- RCA · Ellsworth Air Force Base121 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 GCC from OPO?
The flight distance from Gillette (GCC) to Porto (OPO) is 4,604 miles (7,409 km, 4,000 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCC to OPO?
A nonstop flight takes about 9h 30m 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 Gillette and Porto?
Porto is 7 hours ahead of Gillette.
What is the cheapest way to fly from GCC to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCC–OPO that never appear on search engines, with no booking fees.