AirHint found the following cheapest return flights from Washington (IAD) to Funchal (FNC) in May 2026 (see full year).

Return flights

19 May - 26 May	Brussels Airlines
20 May - 28 May	Aer Lingus
17 May - 25 May	Air Canada
18 May - 25 May	Scandinavian Airlines
19 May - 27 May	Porter Airlines (Canada) Ltd
21 May - 29 May	Porter Airlines (Canada) Ltd
18 May - 26 May	Scandinavian Airlines
22 May - 30 May	Porter Airlines (Canada) Ltd
24 May - 01 Jun	TAP
23 May - 31 May	SWISS

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

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 Funchal in May from $802

Return flights