AirHint found the following cheapest return flights from Cancun (CUN) to Rio Negro (MDE) in May 2026 (see full year).

Return flights

28 May - 30 May	Avianca
27 May - 03 Jun	Avianca	direct
02 May - 06 May	Copa
01 May - 04 May	Avianca	direct
16 May - 24 May	Viva
06 May - 07 May	Viva
06 May - 24 May	Viva
06 May - 11 May	Viva
27 May - 30 May	Viva
16 May - 30 May	Viva
25 May - 30 May	Viva
25 May - 08 Jun	Viva
27 May - 08 Jun	Viva
27 May - 09 Jun	Viva
25 May - 09 Jun	Viva
28 May - 08 Jun	Viva
28 May - 09 Jun	Viva
31 May - 08 Jun	Viva
31 May - 09 Jun	Viva
27 May - 13 Jun	Viva

Also check the deals for one-way flights from Cancun to Rio Negro 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 Cancun to Rio Negro in May from 203€

Return flights