AirHint found the following cheapest return flights from Chicago (ORD) to Cancun (CUN) in March 2026 (see full year).

Return flights

02 Mar - 03 Mar	Viva
01 Mar - 03 Mar	Spirit Airlines	direct
02 Mar - 03 Mar	Spirit Airlines	direct
03 Mar - 10 Mar	Frontier Airlines	direct
10 Mar - 15 Mar	Volaris
07 Mar - 18 Mar	Viva
05 Mar - 18 Mar	Viva
02 Mar - 18 Mar	Viva
07 Mar - 19 Mar	Viva
07 Mar - 09 Mar	Viva
30 Mar - 19 Apr	Viva
31 Mar - 19 Apr	Viva
24 Mar - 09 Apr	Viva
23 Mar - 09 Apr	Viva
30 Mar - 17 Apr	Viva
31 Mar - 17 Apr	Viva
30 Mar - 14 Apr	Viva
31 Mar - 14 Apr	Viva
24 Mar - 08 Apr	Viva
23 Mar - 08 Apr	Viva

Also check the deals for one-way flights from Chicago to Cancun 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 Chicago to Cancun in March from 206€

Return flights