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SIK to OPO: distance & flight time
Sikeston (Sikeston Memorial Municipal Airport) → Porto (Francisco de Sá Carneiro Airport)
4,186 mi
6,737 km · 3,637 nm
8h 40m
estimated nonstop flight time
+6h
time difference · heading northeast
See live SIK→OPO fares Phone-only fares on this route — call free
Flight time details
4,186 miles nonstop takes roughly 8h 40m 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
- SIK — Sikeston Memorial Municipal Airport · Sikeston, 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 SIK
- CGI · Cape Girardeau Regional Airport23 mi away
- POF · Poplar Bluff Municipal Airport43 mi away
- PAH · Barkley Regional Airport45 mi away
- MDH · Southern Illinois Airport63 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 SIK from OPO?
The flight distance from Sikeston (SIK) to Porto (OPO) is 4,186 miles (6,737 km, 3,637 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIK to OPO?
A nonstop flight takes about 8h 40m 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 Sikeston and Porto?
Porto is 6 hours ahead of Sikeston.
What is the cheapest way to fly from SIK to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIK–OPO that never appear on search engines, with no booking fees.