AirHint found the following cheapest return flights from Islamabad (ISB) to Barcelona (BCN) in January 2026 (see full year).

Return flights

25 Jan - 29 Jan	Fly Jinnah
29 Jan - 30 Jan	PIA
26 Jan - 09 Feb	Fly Jinnah
24 Jan - 16 Feb	Fly Jinnah
21 Jan - 28 Jan	Fly Jinnah
30 Jan - 31 Jan	Fly Jinnah
24 Jan - 05 Feb	Fly Jinnah
26 Jan - 28 Jan	Fly Jinnah
18 Jan - 31 Jan	PIA
26 Jan - 06 Feb	PIA
18 Jan - 27 Jan	Fly Jinnah
18 Jan - 26 Jan	Fly Jinnah
19 Jan - 27 Jan	SalamAir
27 Jan - 18 Feb	Etihad Airways
18 Jan - 21 Jan	Qatar Airways

Also check the deals for one-way flights from Islamabad to Barcelona in January.

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 Islamabad to Barcelona in January from 561€

Return flights