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MSL to OPO: distance & flight time
Muscle Shoals (Northwest Alabama Regional Airport) → Porto (Francisco de Sá Carneiro Airport)
4,171 mi
6,713 km · 3,625 nm
8h 39m
estimated nonstop flight time
+6h
time difference · heading northeast
See live MSL→OPO fares Phone-only fares on this route — call free
Flight time details
4,171 miles nonstop takes roughly 8h 39m 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
- MSL — Northwest Alabama Regional Airport · Muscle Shoals, 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 MSL
- DCU · Pryor Field Regional Airport38 mi away
- HSV · Huntsville International Carl T Jones Field48 mi away
- HUA · Redstone Army Air Field53 mi away
- TUP · Tupelo Regional Airport74 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 MSL from OPO?
The flight distance from Muscle Shoals (MSL) to Porto (OPO) is 4,171 miles (6,713 km, 3,625 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MSL to OPO?
A nonstop flight takes about 8h 39m 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 Muscle Shoals and Porto?
Porto is 6 hours ahead of Muscle Shoals.
What is the cheapest way to fly from MSL to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MSL–OPO that never appear on search engines, with no booking fees.