AirHint found the following cheapest return flights from Islamabad (ISB) to Dushanbe (DYU) in December 2025 (see full year).
Return flights
| 12 Dec - 19 Dec | flydubai | ||
| 13 Dec - 20 Dec | flydubai | ||
| 04 Dec - 09 Dec | flydubai |
Also check the deals for one-way flights from Islamabad to Dushanbe in December.
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