Cheapest return flights from Boston to Karachi in December from $1391

AirHint found the following cheapest return flights from Boston (BOS) to Karachi (KHI) in December 2025 (see full year).

Return flights

14 Dec - 18 Dec Icelandair
14 Dec - 25 Dec Aer Lingus
08 Dec - 10 Jan Icelandair
24 Dec - 14 Jan ITA Airways
23 Dec - 14 Jan Frontier Airlines
26 Dec - 08 Jan Air Canada
31 Dec - 01 Jan Etihad Airways
18 Dec - 27 Jan Etihad Airways
11 Dec - 01 Jan Etihad Airways
12 Dec - 01 Jan Etihad Airways
06 Dec - 05 Jan Emirates
16 Dec - 08 Jan British Airways

Also check the deals for one-way flights from Boston to Karachi in December.

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