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FCA to OPO: distance & flight time
Kalispell (Glacier Park International Airport) → Porto (Francisco de Sá Carneiro Airport)
4,769 mi
7,674 km · 4,144 nm
9h 49m
estimated nonstop flight time
+7h
time difference · heading northeast
See live FCA→OPO fares Phone-only fares on this route — call free
Flight time details
4,769 miles nonstop takes roughly 9h 49m 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
- FCA — Glacier Park International Airport · Kalispell, 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 FCA
- WPC · Pincher Creek Airport84 mi away
- CTB · Cut Bank International Airport89 mi away
- MSO · Missoula International Airport97 mi away
- YQL · Lethbridge County Airport113 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 FCA from OPO?
The flight distance from Kalispell (FCA) to Porto (OPO) is 4,769 miles (7,674 km, 4,144 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FCA to OPO?
A nonstop flight takes about 9h 49m 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 Kalispell and Porto?
Porto is 7 hours ahead of Kalispell.
What is the cheapest way to fly from FCA to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FCA–OPO that never appear on search engines, with no booking fees.