Spirit's Big Front Seats offer 11 inches more legroom, ideal for comfort on medium-haul flights.
Spirit's Economy Plus Bundle includes both carry-on and check-in bags, saving costs on extras.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $214 (Mytrip) |
One-way from | $98 (Priceline) |
Popular in | December |
Cheapest in | January |
Average price | $558 |
Good round-trip deal | $319 or less |
Good one-way deal | $127 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
mié. 4/1
8:00 am-4:24 pm
1 stop8h 24m
Cancun
lun. 4/6
11:20 am-10:59 pm
1 stop11h 39m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
dom. 3/1
1:11 am-12:34 pm
1 stop10h 23m
Cancun
mié. 3/11
3:15 pm-11:59 pm
1 stop8h 44m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
lun. 3/2
1:11 am-12:34 pm
1 stop10h 23m
Cancun
vie. 3/6
3:10 pm-11:00 pm
1 stop8h 50m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
lun. 3/2
1:11 am-11:54 am
1 stop9h 43m
Cancun
mié. 3/4
4:20 pm-11:00 pm
1 stop7h 40m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
vie. 2/27
1:11 am-5:38 pm
1 stop15h 27m
Cancun
mié. 3/4
4:20 pm-11:00 pm
1 stop7h 40m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
dom. 3/1
1:11 am-12:34 pm
1 stop10h 23m
Cancun
mar. 3/10
2:17 pm-11:59 pm
1 stop9h 42m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
jue. 2/26
1:11 am-5:38 pm
1 stop15h 27m
Cancun
mar. 3/10
6:06 am-1:40 pm
1 stop7h 34m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
jue. 2/26
1:11 am-1:47 pm
1 stop11h 36m
Cancun
mié. 3/11
4:20 pm-11:59 pm
1 stop7h 39m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
lun. 3/16
7:56 pm-9:00 am
1 stop13h 04m
Cancun
lun. 3/23
3:15 pm-11:59 pm
1 stop8h 44m
ChicagoCancún
ORD - CUN
ORDCUN
Chicago O'Hare Intl
mié. 1/28
6:15 am-8:02 pm
2 stops12h 47m
Cancun
mar. 2/3
6:01 am-12:40 pm
1 stop7h 39m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from Chicago O'Hare Intl Airport to Cancún is 19 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Cancún (average of $135). Flying from Chicago O'Hare Intl Airport to Cancún in July is currently the most expensive (average of $217). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 73% on flights from Chicago O'Hare Intl Airport to Cancún by exploring options for tickets at noon.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Cancún flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
About 14% of weekly flights between Chicago and Cancún have experienced delays in the past year, with the average delay time being 145 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Spirit Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
Monterrey (MTY) – chosen by Cheapflights users on 36% of 1-stop itineraries from Chicago O'Hare Intl Airport to Cancún on Cheapflights.
Monterrey (MTY) is the most affordable 1-stop option, with an average round-trip price of $344.
Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 6h 34m.
Flights via Mexico City (MEX) offer the fastest connection on this route, with an average layover time of 1h 48m.
Crew
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Reviews
Sebrena,Oct 2025
IAH - RSW
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Sebrena,Oct 2025
IAH - RSW
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Sebrena,Oct 2025
IAH - RSW
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Sebrena,Oct 2025
IAH - RSW
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Sebrena,Oct 2025
IAH - RSW
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Sebrena,Oct 2025
IAH - RSW
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$145 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$165 | Average$346 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$168 | Average$410 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$178 | Average$369 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$371 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$255 | Average$338 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$257 | Average$528 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$266 | Average$589 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$287 | Average$425 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$341 | Average$549 | FlexibilityNo cancel fee | On-time71% |