Route guide

Islamabad to Karachi (ISB-KHI): Nonstop Upgrade & Award Space

Fly Jinnah and Pakistan International Airlines fly nonstop between Islamabad (ISB) and Karachi (KHI), roughly 51 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every ISB to KHI departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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51
Nonstop flights a week
688 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every ISB to KHI departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Islamabad to Karachi to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each ISB to KHI departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See ISB to KHI on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Islamabad to Karachi nonstop

Carriers operating ISB to KHI nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Fly Jinnah
  • Pakistan International Airlines
See ISB to KHI on the interactive map →

Frequently asked questions about ISB to KHI

How far is Karachi from Islamabad?
ISB to KHI covers about 688 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from ISB to KHI?
Fly Jinnah and Pakistan International Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on both of them.
How many flights a week are there from ISB to KHI?
About 51 nonstop flights a week run between Islamabad and Karachi in the current schedule, operated by Fly Jinnah and Pakistan International Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on ISB to KHI?
Open the ISB to KHI calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Islamabad to Karachi route, and 2LNR will notify you when space opens. It's free to start.

Never miss ISB to KHI upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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