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ISB to OTP: distance & flight time
Islamabad (New Islamabad International Airport) → Bucharest (Henri Coandă International Airport)
2,583 mi
4,157 km · 2,245 nm
5h 32m
estimated nonstop flight time
—
time difference · heading northwest
See live ISB→OTP fares Phone-only fares on this route — call free
Flight time details
2,583 miles nonstop takes roughly 5h 32m gate to gate, flying northwest. 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
- ISB — New Islamabad International Airport · Islamabad, Pakistan
- OTP — Henri Coandă International Airport · Bucharest, Romania
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 ISB
- ATG · Minhas Air Base34 mi away
- XJM · Mangla Airport58 mi away
- RAZ · Rawalakot Airport58 mi away
- MFG · Muzaffarabad Airport66 mi away
Near OTP
- BBU · Băneasa International Airport5 mi away
- GOZ · Gorna Oryahovitsa Airport100 mi away
- CRA · Craiova Airport110 mi away
- CND · Mihail Kogălniceanu International Airport119 mi away
Frequently asked questions
How far is ISB from OTP?
The flight distance from Islamabad (ISB) to Bucharest (OTP) is 2,583 miles (4,157 km, 2,245 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISB to OTP?
A nonstop flight takes about 5h 32m 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 ISB to OTP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISB–OTP that never appear on search engines, with no booking fees.