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ICN to OPO: distance & flight time
Seoul (Incheon International Airport) → Porto (Francisco de Sá Carneiro Airport)
6,305 mi
10,147 km · 5,479 nm
12h 50m
estimated nonstop flight time
-8h
time difference · heading northwest
See live ICN→OPO fares Phone-only fares on this route — call free
Flight time details
6,305 miles nonstop takes roughly 12h 50m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- ICN — Incheon International Airport · Seoul, South Korea
- 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 ICN
- GMP · Gimpo International Airport20 mi away
- SWU · Suwon Airport34 mi away
- SSN · Seoul Air Base (K-16)36 mi away
- OSN · Osan Air Base41 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 ICN from OPO?
The flight distance from Seoul (ICN) to Porto (OPO) is 6,305 miles (10,147 km, 5,479 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ICN to OPO?
A nonstop flight takes about 12h 50m 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 Seoul and Porto?
Porto is 8 hours behind Seoul.
What is the cheapest way to fly from ICN to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ICN–OPO that never appear on search engines, with no booking fees.