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HRL to ISB: distance & flight time
Harlingen (Valley International Airport) → Islamabad (New Islamabad International Airport)
8,259 mi
13,292 km · 7,177 nm
16h 40m
estimated nonstop flight time
—
time difference · heading north
See live HRL→ISB fares Phone-only fares on this route — call free
Flight time details
8,259 miles nonstop takes roughly 16h 40m gate to gate, flying north. 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
- HRL — Valley International Airport · Harlingen, United States
- 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 HRL
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 HRL from ISB?
The flight distance from Harlingen (HRL) to Islamabad (ISB) is 8,259 miles (13,292 km, 7,177 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRL to ISB?
A nonstop flight takes about 16h 40m 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 HRL to ISB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRL–ISB that never appear on search engines, with no booking fees.