$109+ Cheap flights from Cancún (CUN) to Illinois
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — ORD
Feb 27 — Mar 61
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Cancún to Illinois
Cheapest flights from Cancún to IllinoisExplore the most affordable flight options available from Cancún to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.
Explore the most affordable flight options available from Cancún to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.
This Frontier deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:27 pm
CUN
- ORD
Nonstop4h 10m
Frontier
Mon 2/236:10 am
ORD
- CUN
Nonstop4h 04m
Frontier
Deal found 1/28![Frontier logo]()
$172
This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3011:40 am
CUN
- ORD
Nonstop4h 09m
Frontier
Wed 2/47:11 am
ORD
- CUN
Nonstop4h 08m
Frontier
Deal found 1/27![Frontier logo]()
$194
This Spirit deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/611:59 am
CUN
- ORD
Nonstop3h 54m
Spirit Airlines
Tue 2/106:05 am
ORD
- CUN
Nonstop3h 49m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$209
This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1311:59 am
CUN
- ORD
Nonstop3h 54m
Spirit Airlines
Mon 2/166:05 am
ORD
- CUN
Nonstop3h 49m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$213
This CheapOair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1411:59 am
CUN
- ORD
Nonstop3h 54m
Multiple Airlines
Wed 2/186:23 am
ORD
- CUN
1 stop14h 03m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$216
This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:59 am
CUN
- ORD
Nonstop3h 54m
Spirit Airlines
Mon 2/236:05 am
ORD
- CUN
Nonstop3h 49m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$218
This Booking.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3011:40 am
CUN
- ORD
Nonstop4h 09m
Multiple Airlines
Wed 2/48:37 pm
ORD
- CUN
1 stop14h 23m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$221
This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:40 am
CUN
- ORD
Nonstop4h 09m
Frontier
Tue 5/196:30 am
ORD
- CUN
Nonstop4h 03m
Frontier
Deal found 1/27![Frontier logo]()
$222
This Orbitz deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/122:49 pm
CUN
- ORD
1 stop8h 50m
Frontier
Tue 2/178:00 am
ORD
- CUN
Nonstop4h 17m
Frontier
Deal found 1/27![Frontier logo]()
$224
This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1311:59 am
CUN
- ORD
Nonstop3h 54m
Spirit Airlines
Sat 2/218:42 pm
ORD
- CUN
1 stop14h 18m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$226
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3011:59 am
CUN
- ORD
Nonstop3h 54m
Spirit Airlines
Mon 2/26:05 am
ORD
- CUN
Nonstop3h 49m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:45 pm
CUN
- STL
1 stop7h 14m
United Airlines
Wed 3/46:00 am
STL
- CUN
1 stop6h 34m
United Airlines
Deal found 1/26![United Airlines logo]()
$272
Find flight deals from Cancún to Illinois
Keep the following information in mind while searching for Cancún to Illinois flight deals. Data was last updated January 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $172 (Frontier) |
One-way from | $109 (Kiwi.com) |
Popular in | September |
Cheapest in | February |
Average price | $227 |
Good round-trip deal | $156 or less |
Good one-way deal | $191 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Cancún to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Cancún to Illinois that are best for you.
Fly from
Cancún
Fly to
Illinois
Route
Depart
Return
Price
CancúnChicago
CUN - ORD
CUNORD
Cancun
Fri 2/13
11:59 am-2:53 pm
Nonstop3h 54m
Chicago O'Hare Intl
Mon 2/16
6:05 am-10:54 am
Nonstop3h 49m
$213
CancúnChicago
CUN - ORD
CUNORD
Cancun
Thu 2/12
11:59 am-2:53 pm
Nonstop3h 54m
Chicago O'Hare Intl
Tue 2/17
11:59 pm-9:48 am
1 stop8h 49m
$224
CancúnChicago
CUN - ORD
CUNORD
Cancun
Thu 2/19
11:59 am-2:53 pm
Nonstop3h 54m
Chicago O'Hare Intl
Mon 2/23
8:42 pm-12:00 pm
1 stop14h 18m
$232
CancúnChicago
CUN - ORD
CUNORD
Cancun
Wed 2/11
1:27 pm-4:27 pm
Nonstop4h 00m
Chicago O'Hare Intl
Sun 2/15
9:15 pm-11:25 am
1 stop13h 10m
$233
CancúnChicago
CUN - ORD
CUNORD
Cancun
Wed 2/18
5:55 pm-12:26 am
1 stop7h 31m
Chicago O'Hare Intl
Sun 2/22
5:45 am-5:50 pm
1 stop11h 05m
$238
CancúnChicago
CUN - ORD
CUNORD
Cancun
Fri 2/20
8:39 am-9:28 pm
1 stop13h 49m
Chicago O'Hare Intl
Mon 2/23
5:45 am-3:59 pm
1 stop9h 14m
$238
CancúnChicago
CUN - ORD
CUNORD
Cancun
Wed 2/11
11:59 am-2:53 pm
Nonstop3h 54m
Chicago O'Hare Intl
Sun 2/15
6:05 am-10:54 am
Nonstop3h 49m
$238
CancúnChicago
CUN - ORD
CUNORD
Cancun
Thu 2/19
4:51 pm-12:26 am
1 stop8h 35m
Chicago O'Hare Intl
Mon 2/23
5:45 am-12:54 pm
1 stop6h 09m
$238
CancúnChicago
CUN - ORD
CUNORD
Cancun
Thu 2/12
5:55 pm-12:26 am
1 stop7h 31m
Chicago O'Hare Intl
Tue 2/17
5:45 am-12:54 pm
1 stop6h 09m
$238
CancúnChicago
CUN - ORD
CUNORD
Cancun
Thu 4/16
10:40 am-2:49 pm
Nonstop4h 09m
Chicago O'Hare Intl
Tue 4/21
5:01 am-2:56 pm
1 stop9h 55m
$251
Showing 1-10 of 57 results
Best time to book a flight from Cancún to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Cancún with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Cancún to Illinois
What is the cheapest month to book a flight from Cancún to Illinois?
Currently, August is the cheapest month in which you can book a flight from Cancún to Illinois (average of $78). Flying from Cancún to Illinois in June is currently the most expensive (average of $248). 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.
What is the cheapest time of day to fly from CUN to IL?
Find hourly flight availability from Cancún to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 28, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 68% on flights from Cancún to Illinois by exploring options for tickets in the evening.
Weekly flight availability from Cancún to Illinois
Explore weekly flight availability from Cancún to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 28, 2026.
The most flights from CUN to USIL are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from Cancún to Illinois?
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated January 28, 2026.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Cancún to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Cancún to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Cancún to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Cancún to Illinois
Discover the top 4 airlines that operate flights from Cancún to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$142 | Average$198 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$147 | Average$283 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$209 | Average$325 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$271 | Average$310 | FlexibilityNo cancel fee | On-time71% |