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

Return flights

11 May - 16 May	Viva
27 May - 31 May	Viva
11 May - 31 May	Viva
22 May - 31 May	Viva
11 May - 25 May	Viva
22 May - 25 May	Viva
27 May - 10 Jun	Viva
22 May - 10 Jun	Viva
27 May - 01 Jun	Viva
11 May - 01 Jun	Viva
22 May - 01 Jun	Viva
11 May - 16 May	Southwest Airlines	direct
01 May - 16 May	Viva
30 May - 06 Jun	Southwest Airlines
27 May - 14 Jun	Viva

Also check the deals for one-way flights from Austin to Cancun 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 Austin to Cancun in May from 253€

Return flights