Cheapest return flights from Islamabad to Singapore in December from 621€

AirHint found the following cheapest return flights from Islamabad (ISB) to Singapore (SIN) in December 2025 (see full year).

Return flights

08 Dec - 12 Dec PIA
18 Dec - 23 Dec Fly Jinnah
10 Dec - 14 Dec Fly Jinnah
26 Dec - 06 Jan Fly Jinnah
08 Dec - 13 Dec Qatar Airways
10 Dec - 13 Dec Fly Jinnah
24 Dec - 02 Jan PIA
17 Dec - 27 Dec Thai Airways
13 Dec - 20 Dec Thai Airways
30 Dec - 20 Jan Emirates

Also check the deals for one-way flights from Islamabad to Singapore in December.

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