AirHint found the following cheapest one-way flights from Istanbul (IST) to Islamabad (ISB) in April 2026 (see full year).
One-Way flights
| 27 Apr | Gulf Air | ||
| 16 Apr | Gulf Air | ||
| 17 Apr | Gulf Air | ||
| 13 Apr | Gulf Air | ||
| 15 Apr | Gulf Air | ||
| 22 Apr | Gulf Air | ||
| 12 Apr | AJet | ||
| 09 Apr | Pegasus Airlines | ||
| 14 Apr | Pegasus Airlines | ||
| 08 Apr | AZAL |
Also check the deals for return flights from Istanbul to Islamabad in April.
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