Cheapest return flights from London to Islamabad in December from 658€

Best time to book flights for London (LON) to Islamabad (ISB) flights at AirHint

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

Return flights

01 Dec - 20 Dec Saudia
01 Dec - 19 Dec Saudia
03 Dec - 31 Dec Saudia
10 Dec - 24 Dec Turkish Airlines
01 Dec - 31 Dec Saudia
01 Dec - 02 Jan Saudia
11 Dec - 30 Dec Saudia
02 Dec - 22 Dec Saudia
01 Dec - 21 Dec Saudia
09 Dec - 29 Dec Saudia
10 Dec - 30 Dec Saudia
02 Dec - 03 Jan Saudia
09 Dec - 02 Jan Saudia
09 Dec - 03 Jan Saudia
23 Dec - 06 Jan Saudia
23 Dec - 03 Jan Saudia
23 Dec - 02 Jan Saudia
11 Dec - 02 Jan Saudia
05 Dec - 03 Jan Saudia
05 Dec - 04 Jan Saudia

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

Skyscanner

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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