AirHint found the following cheapest return flights from Dammam (DMM) to Muscat (MCT) in August 2025 (see full year).

Return flights

26 Aug - 30 Aug	SalamAir
01 Aug - 03 Aug	Oman Air	direct
21 Aug - 23 Aug	Oman Air	direct
14 Aug - 16 Aug	Oman Air	direct
16 Aug - 23 Aug	SalamAir	direct
07 Aug - 09 Aug	SalamAir	direct
06 Aug - 09 Aug	Oman Air	direct
26 Aug - 30 Aug	Oman Air	direct
09 Aug - 14 Aug	SalamAir
09 Aug - 14 Aug	Oman Air	direct

Also check the deals for one-way flights from Dammam to Muscat in August.

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 Dammam to Muscat in August from $146

Return flights