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MUI to OPO: distance & flight time
Muir (Muir Army Air Field (Fort Indiantown Gap) Airport) → Porto (Francisco de Sá Carneiro Airport)
3,453 mi
5,558 km · 3,001 nm
7h 14m
estimated nonstop flight time
+5h
time difference · heading northeast
See live MUI→OPO fares Phone-only fares on this route — call free
Flight time details
3,453 miles nonstop takes roughly 7h 14m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- MUI — Muir Army Air Field (Fort Indiantown Gap) Airport · Muir, 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 MUI
- MDT · Harrisburg International Airport20 mi away
- HAR · Capital City Airport21 mi away
- LNS · Lancaster Airport26 mi away
- RDG · Reading Regional Carl A Spaatz Field32 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 MUI from OPO?
The flight distance from Muir (MUI) to Porto (OPO) is 3,453 miles (5,558 km, 3,001 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MUI to OPO?
A nonstop flight takes about 7h 14m 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 Muir and Porto?
Porto is 5 hours ahead of Muir.
What is the cheapest way to fly from MUI to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MUI–OPO that never appear on search engines, with no booking fees.