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OPO to ISB: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Islamabad (New Islamabad International Airport)
4,341 mi
6,986 km · 3,772 nm
8h 59m
estimated nonstop flight time
—
time difference · heading east
See live OPO→ISB fares Phone-only fares on this route — call free
Flight time details
4,341 miles nonstop takes roughly 8h 59m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- ISB — New Islamabad International Airport · Islamabad, Pakistan
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 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
Near ISB
- ATG · Minhas Air Base34 mi away
- XJM · Mangla Airport58 mi away
- RAZ · Rawalakot Airport58 mi away
- MFG · Muzaffarabad Airport66 mi away
Frequently asked questions
How far is OPO from ISB?
The flight distance from Porto (OPO) to Islamabad (ISB) is 4,341 miles (6,986 km, 3,772 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to ISB?
A nonstop flight takes about 8h 59m 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 cheapest way to fly from OPO to ISB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–ISB that never appear on search engines, with no booking fees.