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

Return flights

31 Dec - 28 Jan	Turkish Airlines
31 Dec - 25 Jan	Turkish Airlines
31 Dec - 22 Jan	Turkish Airlines
31 Dec - 23 Jan	Turkish Airlines
30 Dec - 26 Jan	Spirit Airlines
30 Dec - 22 Jan	Spirit Airlines
31 Dec - 20 Jan	Emirates
31 Dec - 27 Jan	Turkish Airlines
31 Dec - 15 Jan	Turkish Airlines
31 Dec - 16 Jan	Turkish Airlines
07 Dec - 16 Dec	Turkish Airlines
04 Dec - 11 Dec	Emirates
03 Dec - 10 Dec	EgyptAir
03 Dec - 11 Dec	EgyptAir
08 Dec - 18 Dec	EgyptAir
02 Dec - 11 Dec	TAP
06 Dec - 17 Dec	EgyptAir
05 Dec - 14 Dec	SWISS
05 Dec - 22 Dec	TAP
05 Dec - 12 Dec	Turkish Airlines

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

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Newark to Islamabad in December from $995

Return flights