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CMX to OPO: distance & flight time
Hancock (Houghton County Memorial Airport) → Porto (Francisco de Sá Carneiro Airport)
3,798 mi
6,113 km · 3,301 nm
7h 55m
estimated nonstop flight time
+5h
time difference · heading northeast
See live CMX→OPO fares Phone-only fares on this route — call free
Flight time details
3,798 miles nonstop takes roughly 7h 55m 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
- CMX — Houghton County Memorial Airport · Hancock, 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 CMX
- MQT · Sawyer International Airport76 mi away
- YQT · Thunder Bay Airport92 mi away
- EGV · Eagle River Union Airport93 mi away
- IMT · Ford Airport95 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 CMX from OPO?
The flight distance from Hancock (CMX) to Porto (OPO) is 3,798 miles (6,113 km, 3,301 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMX to OPO?
A nonstop flight takes about 7h 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 Hancock and Porto?
Porto is 5 hours ahead of Hancock.
What is the cheapest way to fly from CMX to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMX–OPO that never appear on search engines, with no booking fees.