AirHint found the following cheapest return flights from Riyadh (RUH) to Islamabad (ISB) in April 2026 (see full year).

Return flights

04 Apr - 04 May	Gulf Air
04 Apr - 28 May	Gulf Air
11 Apr - 18 Apr	Gulf Air
15 Apr - 15 May	Gulf Air
24 Apr - 31 May	Saudia	direct
30 Apr - 30 May	Saudia	direct
04 Apr - 04 May	Flynas	direct
11 Apr - 18 Apr	Flynas	direct
19 Apr - 26 Apr	flyadeal	direct
12 Apr - 26 Apr	flyadeal	direct
12 Apr - 19 Apr	flyadeal	direct
24 Apr - 26 Apr	flyadeal	direct
24 Apr - 10 May	flyadeal	direct
04 Apr - 28 May	Flynas	direct
10 Apr - 26 Apr	flyadeal	direct
10 Apr - 19 Apr	flyadeal	direct
10 Apr - 12 Apr	flyadeal	direct
05 Apr - 19 Apr	flyadeal	direct
12 Apr - 11 May	PIA	direct

Also check the deals for one-way flights from Riyadh to Islamabad in April.

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.

Book a cheap hotel in Islamabad

Cheap car rent in Islamabad

Cheapest return flights from Riyadh to Islamabad in April from $304

Return flights