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FSD to OPO: distance & flight time
Sioux Falls (Joe Foss Field Airport) → Porto (Francisco de Sá Carneiro Airport)
4,268 mi
6,869 km · 3,709 nm
8h 50m
estimated nonstop flight time
+6h
time difference · heading northeast
See live FSD→OPO fares Phone-only fares on this route — call free
Flight time details
4,268 miles nonstop takes roughly 8h 50m 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
- FSD — Joe Foss Field Airport · Sioux Falls, 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 FSD
- YKN · Chan Gurney Municipal Airport56 mi away
- MHE · Mitchell Municipal Airport66 mi away
- SPW · Spencer Municipal Airport82 mi away
- SUX · Sioux Gateway Col. Bud Day Field83 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 FSD from OPO?
The flight distance from Sioux Falls (FSD) to Porto (OPO) is 4,268 miles (6,869 km, 3,709 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSD to OPO?
A nonstop flight takes about 8h 50m 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 Sioux Falls and Porto?
Porto is 6 hours ahead of Sioux Falls.
What is the cheapest way to fly from FSD to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSD–OPO that never appear on search engines, with no booking fees.