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MSO to OPO: distance & flight time
Missoula (Missoula International Airport) → Porto (Francisco de Sá Carneiro Airport)
4,824 mi
7,763 km · 4,192 nm
9h 55m
estimated nonstop flight time
+7h
time difference · heading northeast
See live MSO→OPO fares Phone-only fares on this route — call free
Flight time details
4,824 miles nonstop takes roughly 9h 55m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- MSO — Missoula International Airport · Missoula, 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 MSO
- FCA · Glacier Park International Airport97 mi away
- BTM · Bert Mooney Airport101 mi away
- HLN · Helena Regional Airport102 mi away
- SMN · Lemhi County Airport124 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 MSO from OPO?
The flight distance from Missoula (MSO) to Porto (OPO) is 4,824 miles (7,763 km, 4,192 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MSO to OPO?
A nonstop flight takes about 9h 55m 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 Missoula and Porto?
Porto is 7 hours ahead of Missoula.
What is the cheapest way to fly from MSO to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MSO–OPO that never appear on search engines, with no booking fees.