AirHint found the following cheapest return flights from Riyadh (RUH) to Singapore (SIN) in July 2025 (see full year).

Return flights

13 Jul - 23 Jul	flyadeal
14 Jul - 21 Jul	flyadeal
21 Jul - 30 Jul	IndiGo
12 Jul - 16 Jul	Flynas
18 Jul - 25 Jul	flyadeal
11 Jul - 17 Jul	Flynas
28 Jul - 05 Aug	IndiGo
28 Jul - 08 Aug	IndiGo
15 Jul - 29 Jul	Flynas
08 Jul - 22 Jul	Flynas
15 Jul - 23 Jul	Flynas
23 Jul - 01 Aug	IndiGo
15 Jul - 28 Jul	Flynas
31 Jul - 14 Aug	China Southern
30 Jul - 06 Aug	IndiGo
03 Jul - 03 Aug	Flynas
27 Jul - 14 Aug	Flynas

Also check the deals for one-way flights from Riyadh to Singapore in July.

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 Riyadh to Singapore in July from $398

Return flights