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OPO to MSY: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → New Orleans (Louis Armstrong New Orleans International Airport)
4,481 mi
7,211 km · 3,894 nm
9h 15m
estimated nonstop flight time
-6h
time difference · heading west
See live OPO→MSY fares Phone-only fares on this route — call free
Flight time details
4,481 miles nonstop takes roughly 9h 15m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- MSY — Louis Armstrong New Orleans International Airport · New Orleans, United States
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 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
Near MSY
- NEW · Lakefront Airport14 mi away
- NBG · New Orleans NAS JRB/Alvin Callender Field18 mi away
- BTR · Baton Rouge Metropolitan Airport65 mi away
- GPT · Gulfport Biloxi International Airport76 mi away
Frequently asked questions
How far is OPO from MSY?
The flight distance from Porto (OPO) to New Orleans (MSY) is 4,481 miles (7,211 km, 3,894 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to MSY?
A nonstop flight takes about 9h 15m 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 Porto and New Orleans?
New Orleans is 6 hours behind Porto.
What is the cheapest way to fly from OPO to MSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–MSY that never appear on search engines, with no booking fees.