Cheapest return flights from Washington to Islamabad in March from $645

AirHint found the following cheapest return flights from Washington (IAD) to Islamabad (ISB) in March 2026 (see full year).

Return flights

06 Mar - 14 Mar Turkish Airlines
02 Mar - 09 Mar Turkish Airlines
10 Mar - 29 Mar Turkish Airlines
11 Mar - 18 Mar Etihad Airways
11 Mar - 26 Mar Etihad Airways
20 Mar - 29 Mar Etihad Airways
28 Mar - 18 Apr Etihad Airways
28 Mar - 17 Apr Etihad Airways
03 Mar - 17 Apr Etihad Airways
23 Mar - 07 Apr Turkish Airlines
20 Mar - 02 Apr Turkish Airlines
08 Mar - 02 Apr Turkish Airlines
11 Mar - 02 Apr Turkish Airlines
13 Mar - 27 Mar Etihad Airways
13 Mar - 31 Mar Turkish Airlines
20 Mar - 11 Apr Saudia
08 Mar - 01 Apr Etihad Airways
16 Mar - 06 Apr Qatar Airways
18 Mar - 29 Mar Etihad Airways
13 Mar - 22 Mar Saudia

Also check the deals for one-way flights from Washington to Islamabad in March.

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