How does KAYAK find such low prices on flights from Illinois to Cancun?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Cancun.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Cancun?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cancun from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Cancun?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Cancun with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Cancun?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cancun from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$170 CHEAP FLIGHTS from Illinois to Cancun

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Illinois to Cancún

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Cancún

Wed, Mar 3 - Sun, Mar 7

12:04 am - 12:12 pmORD Chicago O'Hare Intl-CUN Cancun

11h 08m1 stop Mexico City Benito Juarez

5:24 pm - 4:00 amCUN Cancun-ORD Chicago O'Hare Intl

11h 36m1 stop Morelia

$334Volaris

Thu, Dec 3 - Mon, Dec 7

6:29 am - 8:57 pmORD Chicago O'Hare Intl-CUN Cancun

13h 28m1 stop Mexico City Benito Juarez

10:45 am - 10:13 pmCUN Cancun-ORD Chicago O'Hare Intl

12h 28m1 stop Mexico City Benito Juarez

$343Volaris

Sun, Nov 15 - Fri, Nov 20

6:20 am - 10:34 amSTL Lambert-St Louis-CUN Cancun

3h 14mnonstop

1:51 pm - 4:19 pmCUN Cancun-STL Lambert-St Louis

3h 28mnonstop

$357Frontier

Mon, Oct 12 - Tue, Oct 20

2:41 am - 5:45 pmORD Chicago O'Hare Intl-CUN Cancun

15h 04m1 stop Puebla City Huejotzingo

9:50 pm - 5:52 amCUN Cancun-ORD Chicago O'Hare Intl

8h 02m1 stop Mexico City Benito Juarez

$360Multiple Airlines

Wed, Oct 21 - Sat, Oct 24

7:35 am - 9:03 pmORD Chicago O'Hare Intl-CUN Cancun

13h 28m1 stop Mexico City Benito Juarez

9:15 am - 8:12 pmCUN Cancun-ORD Chicago O'Hare Intl

10h 57m1 stop Montreal Pierre Elliott Trudeau Intl

$370Multiple Airlines

Thu, Dec 3 - Sun, Dec 6

7:05 am - 10:45 pmORD Chicago O'Hare Intl-CUN Cancun

14h 40m1 stop Montreal Pierre Elliott Trudeau Intl

8:00 am - 7:58 pmCUN Cancun-ORD Chicago O'Hare Intl

12h 58m1 stop Toronto Pearson Intl

$371Air Canada

Sat, Nov 21 - Thu, Nov 26

3:45 pm - 10:45 pmORD Chicago O'Hare Intl-CUN Cancun

30h 00m1 stop Montreal Pierre Elliott Trudeau Intl

10:30 am - 7:52 pmCUN Cancun-ORD Chicago O'Hare Intl

10h 22m1 stop Montreal Pierre Elliott Trudeau Intl

$376Air Canada

Mon, Jan 11 - Thu, Jan 14

6:00 am - 10:28 amSTL Lambert-St Louis-CUN Cancun

3h 28mnonstop

2:02 pm - 4:27 pmCUN Cancun-STL Lambert-St Louis

3h 25mnonstop

$379Frontier

Mon, Dec 7 - Tue, Dec 15

6:03 am - 3:35 pmSTL Lambert-St Louis-CUN Cancun

8h 32m1 stop Minneapolis St Paul

8:15 am - 9:38 pmCUN Cancun-STL Lambert-St Louis

14h 23m1 stop Atlanta Hartsfield-Jackson

$379Aeromexico

Mon, Nov 2 - Fri, Nov 6

7:00 am - 8:55 pmSTL Lambert-St Louis-CUN Cancun

12h 55m1 stop Atlanta Hartsfield-Jackson

8:00 am - 4:28 pmCUN Cancun-STL Lambert-St Louis

9h 28m1 stop Atlanta Hartsfield-Jackson

$388Aeromexico

Recent last minute flight deals from Illinois to Cancún

Mon, Sep 21 - Fri, Sep 25

4:22 pm - 11:50 pmORD Chicago O'Hare Intl-CUN Cancun

7h 28m1 stop Monterrey Gen Mariano Escobedo

11:45 am - 11:59 pmCUN Cancun-ORD Chicago O'Hare Intl

12h 14m1 stop Guadalajara Miguel Hidal

$385Viva

Mon, Sep 21 - Tue, Sep 22

7:35 am - 9:03 pmORD Chicago O'Hare Intl-CUN Cancun

13h 28m1 stop Mexico City Benito Juarez

10:40 am - 12:55 amCUN Cancun-ORD Chicago O'Hare Intl

14h 15m1 stop Guadalajara Miguel Hidal

$390Volaris

Thu, Sep 24 - Sat, Sep 26

7:09 am - 5:30 pmORD Chicago O'Hare Intl-CUN Cancun

10h 21m1 stop Santiago de Querétaro

6:06 pm - 5:38 amCUN Cancun-ORD Chicago O'Hare Intl

11h 32m1 stop Santiago de Querétaro

$394Volaris

Thu, Sep 24 - Tue, Sep 29

7:35 am - 9:03 pmORD Chicago O'Hare Intl-CUN Cancun

13h 28m1 stop Mexico City Benito Juarez

11:15 pm - 11:00 amCUN Cancun-ORD Chicago O'Hare Intl

11h 45m1 stop Mexico City Benito Juarez

$398Multiple Airlines

Wed, Sep 23 - Wed, Oct 21

9:55 am - 8:10 pmORD Chicago O'Hare Intl-CUN Cancun

10h 15m1 stop Toronto Pearson Intl

1:30 pm - 10:12 amCUN Cancun-ORD Chicago O'Hare Intl

20h 42m1 stop Montreal Pierre Elliott Trudeau Intl

$399Air Canada

Thu, Sep 24 - Tue, Sep 29

7:35 am - 9:03 pmORD Chicago O'Hare Intl-CUN Cancun

13h 28m1 stop Mexico City Benito Juarez

11:15 pm - 11:00 amCUN Cancun-ORD Chicago O'Hare Intl

11h 45m1 stop Mexico City Benito Juarez

$399Multiple Airlines

Sun, Sep 20 - Mon, Sep 21

9:50 am - 9:50 amORD Chicago O'Hare Intl-CUN Cancun

24h 00m1 stop Toronto Pearson Intl

9:05 pm - 7:48 pmCUN Cancun-ORD Chicago O'Hare Intl

22h 43m1 stop Toronto Pearson Intl

$401Air Canada

Mon, Sep 21 - Fri, Sep 25

4:22 pm - 11:50 pmORD Chicago O'Hare Intl-CUN Cancun

7h 28m1 stop Monterrey Gen Mariano Escobedo

11:15 pm - 11:00 amCUN Cancun-ORD Chicago O'Hare Intl

11h 45m1 stop Mexico City Benito Juarez

$408Viva

Mon, Sep 21 - Thu, Oct 1

6:25 am - 12:37 pmMDW Chicago Midway-CUN Cancun

6h 12m1 stop Atlanta Hartsfield-Jackson

1:51 pm - 11:44 pmCUN Cancun-MDW Chicago Midway

9h 53m1 stop Atlanta Hartsfield-Jackson

$486Frontier

Mon, Sep 21 - Fri, Sep 25

6:25 am - 12:37 pmMDW Chicago Midway-CUN Cancun

6h 12m1 stop Atlanta Hartsfield-Jackson

1:51 pm - 11:44 pmCUN Cancun-MDW Chicago Midway

9h 53m1 stop Atlanta Hartsfield-Jackson

$486Frontier

Useful Info

Low season	September
High season	March
Cheapest flight	$170

Best time to beat the crowds but there is an average 5% increase in price.

Flight from St. Louis to Cancun

How does KAYAK find such low prices on flights from Illinois to Cancun?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Cancun.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Cancun?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cancun from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Cancun?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Cancun with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Cancun?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cancun from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.