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HHH to OPO: distance & flight time
Hilton Head Island (Hilton Head Airport) → Porto (Francisco de Sá Carneiro Airport)
3,923 mi
6,313 km · 3,409 nm
8h 9m
estimated nonstop flight time
+5h
time difference · heading northeast
See live HHH→OPO fares Phone-only fares on this route — call free
Flight time details
3,923 miles nonstop takes roughly 8h 9m gate to gate, flying northeast. 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
- HHH — Hilton Head Airport · Hilton Head Island, 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 HHH
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 HHH from OPO?
The flight distance from Hilton Head Island (HHH) to Porto (OPO) is 3,923 miles (6,313 km, 3,409 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HHH to OPO?
A nonstop flight takes about 8h 9m 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 Hilton Head Island and Porto?
Porto is 5 hours ahead of Hilton Head Island.
What is the cheapest way to fly from HHH to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HHH–OPO that never appear on search engines, with no booking fees.