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SLN to OPO: distance & flight time
Salina (Salina Municipal Airport) → Porto (Francisco de Sá Carneiro Airport)
4,487 mi
7,221 km · 3,899 nm
9h 16m
estimated nonstop flight time
+6h
time difference · heading northeast
See live SLN→OPO fares Phone-only fares on this route — call free
Flight time details
4,487 miles nonstop takes roughly 9h 16m 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
- SLN — Salina Municipal Airport · Salina, 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 SLN
- FRI · Marshall Army Air Field51 mi away
- HUT · Hutchinson Municipal Airport51 mi away
- EWK · Newton City-County Airport55 mi away
- MHK · Manhattan Regional Airport58 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 SLN from OPO?
The flight distance from Salina (SLN) to Porto (OPO) is 4,487 miles (7,221 km, 3,899 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLN to OPO?
A nonstop flight takes about 9h 16m 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 Salina and Porto?
Porto is 6 hours ahead of Salina.
What is the cheapest way to fly from SLN to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLN–OPO that never appear on search engines, with no booking fees.