Cheap Flights From O'Hare Intl. (ORD) To Cancun Intl. (CUN)

If you'd rather fly direct from O'Hare Airport to Cancun Intl. Airport (CUN), you won't have a problem finding a fare. Below are the most prominent airlines that advertise nonstop services on this route:

• United Airlines - (UA) with 60 flights every month
• American Airlines - (AA) with 60 flights every month
• Spirit Airlines - (NK) with 34 flights every month
• Frontier Airlines - (F9) with 17 flights every month

Here's the deal: It is typically possible to start comparing international airfares on Travelocity.ca up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2-4 weeks prior to their travel dates.*According to flight demand on Travelocity.ca from January to December 2021. Savings are subject to change and may vary depending on selections made.