AirHint found the following cheapest return flights from Washington (IAD) to Casablanca (CMN) in March 2026 (see full year).

Return flights

10 Mar - 21 Apr	Turkish Airlines
11 Mar - 22 Apr	Turkish Airlines
08 Mar - 15 Mar	TAP
08 Mar - 19 Apr	TAP
09 Mar - 20 Apr	TAP
08 Mar - 26 Apr	TAP
07 Mar - 14 Mar	TAP
08 Mar - 22 Mar	TAP
07 Mar - 21 Mar	Turkish Airlines
15 Mar - 20 Mar	TAP
15 Mar - 20 Mar	Royal Air Maroc	direct
08 Mar - 15 Mar	Royal Air Maroc	direct
08 Mar - 22 Mar	Royal Air Maroc	direct
08 Mar - 19 Apr	Royal Air Maroc	direct
11 Mar - 22 Apr	Royal Air Maroc	direct

Also check the deals for one-way flights from Washington to Casablanca in March.

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 Washington to Casablanca in March from $588

Return flights