AirHint found the following cheapest return flights from Islamabad (ISB) to Frankfurt (FRA) in December 2025 (see full year).
Return flights
| 03 Dec - 26 Dec | Fly Jinnah | ||
| 12 Dec - 04 Jan | Fly Jinnah | ||
| 12 Dec - 01 Jan | Fly Jinnah | ||
| 01 Dec - 30 Dec | PIA | ||
| 04 Dec - 21 Dec | Etihad Airways | ||
| 02 Dec - 21 Dec | Etihad Airways |
Also check the deals for one-way flights from Islamabad to Frankfurt in December.
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