Cheapest return flights from Washington to Casablanca in May from $738

Best time to book flights for Washington (IAD) to Casablanca (CMN) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Casablanca (CMN) in May 2025 (see full year).

Return flights

12 May - 21 May Icelandair
15 May - 18 Jun EgyptAir
12 May - 18 Jun Icelandair
18 May - 08 Jun Turkish Airlines
28 May - 18 Jun Icelandair
30 May - 06 Jun Volaris El Salvador
12 May - 20 Jun Icelandair
13 May - 20 May Icelandair
14 May - 16 Jun Icelandair
18 May - 25 May Turkish Airlines
14 May - 25 Jun Icelandair
14 May - 21 May Turkish Airlines
18 May - 08 Jun Royal Air Maroc direct
14 May - 22 Jun Icelandair
14 May - 17 May Air Canada
16 May - 19 May ITA Airways
14 May - 20 May Turkish Airlines
18 May - 25 May Royal Air Maroc direct
11 May - 19 May TAP
11 May - 16 May Air France

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

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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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