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Cabo San Lucas

$100+ Cheap flights from Illinois to Cabo San Lucas, Mexico

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SJD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Illinois to Cabo San Lucas

Cheapest flights from Illinois to Cabo San Lucas
Explore the most affordable flight options available from Illinois to Cabo San Lucas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:20 amSTL - SJD
1 stop8h 00mDelta
Wed 12/3112:21 pmSJD - STL
1 stop8h 13mDelta
Deal found 12/17$404
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:20 pmSTL - SJD
2 stops24h 50mDelta
Tue 12/231:39 pmSJD - STL
1 stop7h 37mDelta
Deal found 12/16$409
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/246:30 amSTL - SJD
1 stop7h 39mUnited Airlines
Wed 12/3111:10 amSJD - STL
2 stops10h 12mUnited Airlines
Deal found 12/16$429
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:00 amSTL - SJD
2 stops9h 22mAmerican Airlines
Wed 12/2412:43 pmSJD - STL
2 stops21h 07mAmerican Airlines
Deal found 12/16$464
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/179:03 amORD - SJD
Nonstop5h 00mUnited Airlines
Tue 12/2312:10 pmSJD - ORD
Nonstop4h 09mUnited Airlines
Deal found 12/16$474
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:30 amORD - SJD
1 stop7h 40mDelta
Wed 12/2411:25 amSJD - ORD
1 stop11h 30mDelta
Deal found 12/17$478
This Expedia deal was found by Cheapflights users on 12/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:59 pmORD - SJD
1 stop16h 36mMultiple Airlines
Mon 12/222:10 pmSJD - ORD
1 stop28h 35mMultiple Airlines
Deal found 12/16$484
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:30 amORD - SJD
1 stop7h 40mDelta
Tue 12/239:40 amSJD - ORD
2 stops13h 22mDelta
Deal found 12/16$493
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:20 amSTL - SJD
1 stop8h 00mDelta
Tue 12/3012:21 pmSJD - STL
1 stop8h 13mDelta
Deal found 12/16$494
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Mon 12/225:49 amORD - SJD
1 stop6h 54mUnited Airlines
Thu 12/252:22 pmSJD - ORD
1 stop7h 50mUnited Airlines
Deal found 12/15$504
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:59 pmORD - SJD
1 stop16h 40mAlaska Airlines
Sun 12/2111:44 amSJD - ORD
1 stop11h 15mAlaska Airlines
Deal found 12/15$513
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/249:09 amORD - SJD
Nonstop5h 00mUnited Airlines
Sat 12/2712:50 pmSJD - ORD
Nonstop4h 11mUnited Airlines
Deal found 12/17$519

Find flight deals from Illinois to Cabo San Lucas

Keep the following information in mind while searching for Illinois to Cabo San Lucas flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$377
(CheapOair)

One-way from

$100
(Mytrip)

Popular in

March

Cheapest in

September

Average price

$701
Provider with most accurate pricing for Chicago (CHI)-San José del Cabo Los Cabos flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-San José del Cabo Los Cabos flights.
Search Deals
From Illinois to Cabo San Lucas
Search Deals
One-way flight from Illinois to Cabo San Lucas
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Cabo San Lucas 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 December 18, 2025.
Use the filters below to find and compare flights from Illinois to Cabo San Lucas that are best for you.

Fly from

Illinois

Fly to

Cabo San Lucas

Route

Depart

Return

Price

St. LouisSan José del Cabo

STL - SJD

STLSJD

Lambert-St Louis

Wed 2/18

7:00 am-2:37 pm

1 stop8h 37m

San José del Cabo Los Cabos

Tue 2/24

1:05 pm-12:25 am

1 stop10h 20m

$384

St. LouisSan José del Cabo

STL - SJD

STLSJD

Lambert-St Louis

Sun 2/22

6:00 am-2:32 pm

1 stop9h 32m

San José del Cabo Los Cabos

Fri 2/27

12:49 pm-10:14 pm

1 stop8h 25m

$384

St. LouisSan José del Cabo

STL - SJD

STLSJD

Lambert-St Louis

Thu 1/8

6:10 am-1:45 pm

1 stop8h 35m

San José del Cabo Los Cabos

Thu 1/15

1:45 pm-11:39 pm

1 stop8h 54m

$428

St. LouisSan José del Cabo

STL - SJD

STLSJD

Lambert-St Louis

Thu 1/8

6:40 pm-11:43 am

2 stops18h 03m

San José del Cabo Los Cabos

Thu 1/15

2:11 pm-10:00 pm

1 stop6h 49m

$428

St. LouisSan José del Cabo

STL - SJD

STLSJD

Lambert-St Louis

Fri 1/30

6:00 am-2:09 pm

1 stop9h 09m

San José del Cabo Los Cabos

Fri 2/6

10:27 am-11:37 pm

2 stops12h 10m

$428

St. LouisSan José del Cabo

STL - SJD

STLSJD

Lambert-St Louis

Thu 1/29

6:10 am-1:45 pm

1 stop8h 35m

San José del Cabo Los Cabos

Tue 2/3

12:36 pm-9:38 pm

1 stop8h 02m

$428

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Mon 1/26

9:00 am-2:41 pm

2 stops30h 41m

San José del Cabo Los Cabos

Thu 1/29

11:42 am-11:37 pm

1 stop10h 55m

$429

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Thu 2/26

5:29 pm-1:25 pm

1 stop20h 56m

San José del Cabo Los Cabos

Sat 2/28

1:51 pm-11:59 pm

1 stop9h 08m

$434

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Fri 2/27

7:00 am-4:10 pm

1 stop10h 10m

San José del Cabo Los Cabos

Sat 3/7

1:51 pm-11:59 pm

1 stop9h 08m

$434

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Fri 1/9

3:44 pm-2:30 pm

2 stops23h 46m

San José del Cabo Los Cabos

Fri 1/16

11:42 am-11:37 pm

1 stop10h 55m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 59 results
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Best time to book a flight from Illinois to Cabo San Lucas

Have a flexible travel schedule? Discover the best time to fly to Cabo San Lucas from Illinois 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 Illinois to Cabo San Lucas

What is the cheapest month to book a flight from Illinois to Cabo San Lucas?

Currently, January is the cheapest month in which you can book a flight from Illinois to Cabo San Lucas (average of $124). Flying from Illinois to Cabo San Lucas in October is currently the most expensive (average of $392). 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 IL to C4B?

Find hourly flight availability from Illinois to Cabo San Lucas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s optimal to fly from Illinois to Cabo San Lucas at noon. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Cabo San Lucas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Cabo San Lucas?

    Departing from Illinois to Cabo San Lucas will take you 8h 37m. The distance between Illinois and Cabo San Lucas is about 1566 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Cabo San Lucas one-way?

    One-way options have recently been found by users for as low as $82 on Viva. Other airlines that offer cheap prices include Volaris from $83 and American Airlines from $173 one-way.

  • What are the most popular routes from Illinois to Cabo San Lucas?

    When deciding which route to take from Illinois to Cabo San Lucas consider Chicago O'Hare Intl - San José del Cabo Los Cabos, Chicago Midway - San José del Cabo Los Cabos or Lambert-St Louis - San José del Cabo Los Cabos as they are the most popular.

  • What are the most reliable airlines from Illinois to Cabo San Lucas?

    The top 3 most reliable airlines when flying from Illinois to Cabo San Lucas are United Airlines (91%), Emirates (82%) and American Airlines (54%).

  • What are the cheapest flights from Illinois to Cabo San Lucas?

    The cheapest flight price from Illinois to Cabo San Lucas is $162. On average you can expect to pay $865. The most popular route, (Chicago O'Hare Intl - San José del Cabo Los Cabos), can usually be booked for $274.

  • Can I find deals for flights from Illinois to Cabo San Lucas that include hotel bookings?

    Yes. In addition to deals on Illinois to Cabo San Lucas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Cabo San Lucas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Cabo San Lucas.

  • Can I find deals for business class flights from Illinois to Cabo San Lucas?

    Yes. Cheapflights offers flight deals from Illinois to Cabo San Lucas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Cabo San Lucas?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Cabo San Lucas (average of $124). Flying from Illinois to Cabo San Lucas in October is currently the most expensive (average of $392). 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.

See more FAQs

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Alternative routes for Illinois to Cabo San Lucas

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Illinois to Cabo San Lucas

Discover the top 6 airlines that operate flights from Illinois to Cabo San Lucas. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
VivaCheapest$263Average$368FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$279Average$392FlexibilityNo cancel feeOn-time79%
DeltaCheapest$356Average$543FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$416Average$625FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$419Average$697FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$485Average$707FlexibilityNo cancel feeOn-time63%

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