What are the cheapest airlines to fly from Illinois to Los Cabos one-way?

To fly one-way, consider booking your trip with Viva, which is currently one of the cheapest options available, starting at $161. Delta flights start at $174 while deals on Volaris start at $188 one-way.

How far in advance should I book a flight from Illinois to Los Cabos?

Travelers have found it’s best to book a flight 50 days in advance to save up to 34% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 50 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Illinois to Los Cabos 1-2 weeks in advance for as low as $527, or $737 for flights within the next 24 hours.

What is the cheapest month to fly from Illinois to Los Cabos?

The best pricing can be found in the month of July. Prices to Los Cabos from Illinois average $610. You can even find prices in July for less than $610, as users have found deals to Los Cabos from as low as $352. The month of December appears to be one of the more expensive times to travel to Los Cabos from Illinois. Flying in the targeted month can save you up to 31%.

Can I find deals for flights from Illinois to Los Cabos that include hotel bookings?

Yes. In addition to deals on Illinois to Los Cabos flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Illinois to Los Cabos?

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

Can I find deals for business class flights from Illinois to Los Cabos?

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

$124+ Flights from Illinois to Los Cabos - Compare & Save Big

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Cheap flight deals from Illinois to Los Cabos

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$381 (Kiwi.com)
One-way from	$124 (Kiwi.com)
Popular in	December
Cheapest in	July
Average price	$565

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 Los Cabos

Search Deals

One-way flight from Illinois to Los Cabos

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($37 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Illinois to Los Cabos

Cheapest flights from Illinois to Los Cabos
Explore the most affordable flight options available from Illinois to Los Cabos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Sat 5/2411:47 amORD - SJD

3 stops22h 53mMultiple Airlines

Wed 5/289:15 amSJD - ORD

2 stops12h 20mMultiple Airlines

Deal found 4/23

$381

Fri 8/291:55 amORD - SJD

1 stop11h 16mVolaris

Sat 9/63:32 pmSJD - ORD

1 stop6h 43mVolaris

Deal found 4/23

$384

Mon 9/81:55 amORD - SJD

1 stop10h 08mAeromexico

Tue 9/166:01 amSJD - ORD

2 stops13h 11mAeromexico

Deal found 4/23

$402

Tue 9/911:19 amORD - SJD

2 stops12h 32mDelta

Tue 9/1612:35 pmSJD - ORD

1 stop9h 18mDelta

Deal found 4/23

$407

Sat 5/312:35 pmORD - SJD

1 stop21h 25mViva

Sat 5/108:30 amSJD - ORD

1 stop13h 05mViva

Deal found 4/23

$424

Sat 8/308:25 pmORD - SJD

1 stop16h 15mAmerican Airlines

Sat 9/612:25 pmSJD - ORD

Nonstop4h 25mAmerican Airlines

Deal found 4/22

$437

Sun 5/187:00 amSTL - SJD

1 stop6h 20mAmerican Airlines

Wed 5/219:15 amSJD - STL

1 stop11h 30mAmerican Airlines

Deal found 4/24

$442

Sat 5/247:59 pmORD - SJD

1 stop16h 07mHawaiian Airlines

Sat 5/314:21 pmSJD - ORD

1 stop11h 19mHawaiian Airlines

Deal found 4/24

$468

Sat 5/177:00 amORD - SJD

2 stops13h 18mAlaska Airlines

Tue 5/207:37 pmSJD - ORD

2 stops21h 22mAlaska Airlines

Deal found 4/23

$469

Tue 7/11:30 pmSTL - SJD

2 stops10h 30mDelta

Thu 7/316:01 amSJD - STL

2 stops16h 37mDelta

Deal found 4/24

$482

Sat 6/76:00 amORD - SJD

1 stop6h 46mFrontier

Sat 6/1412:06 pmSJD - ORD

1 stop9h 53mFrontier

Deal found 4/24

$482

Sat 6/76:00 amMDW - SJD

2 stops11h 43mDelta

Sat 6/146:03 amSJD - MDW

2 stops13h 42mDelta

Deal found 4/24

$486

Best flights from Illinois to Los Cabos
Discover carefully curated flight deals from Illinois to Los Cabos that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Sat 5/2411:47 amORD - SJD

3 stops22h 53mMultiple Airlines

Wed 5/289:15 amSJD - ORD

2 stops12h 20mMultiple Airlines

Deal found 4/23

$381

Thu 5/812:35 pmORD - SJD

1 stop21h 25mViva

Sun 5/118:30 amSJD - ORD

1 stop13h 05mViva

Deal found 4/24

$401

Sat 5/101:40 amORD - SJD

1 stop10h 29mVolaris

Mon 5/196:41 pmSJD - ORD

1 stop8h 10mVolaris

Deal found 4/24

$408

Sun 5/187:00 amSTL - SJD

1 stop6h 20mAmerican Airlines

Wed 5/219:15 amSJD - STL

1 stop11h 30mAmerican Airlines

Deal found 4/24

$442

Sun 6/16:00 amORD - SJD

1 stop32h 18mHawaiian Airlines

Wed 6/43:30 pmSJD - ORD

1 stop12h 10mHawaiian Airlines

Deal found 4/24

$451

Wed 6/45:30 amORD - SJD

2 stops14h 43mAeromexico

Thu 6/56:03 amSJD - ORD

2 stops13h 17mAeromexico

Deal found 4/24

$464

Sat 5/177:00 amORD - SJD

2 stops13h 18mAlaska Airlines

Tue 5/207:37 pmSJD - ORD

2 stops21h 22mAlaska Airlines

Deal found 4/23

$469

Sat 5/177:05 amORD - SJD

2 stops13h 15mDelta

Sat 5/2412:35 pmSJD - ORD

1 stop9h 20mDelta

Deal found 4/24

$476

Fri 7/115:15 amMDW - SJD

1 stop5h 50mSouthwest

Sun 7/131:50 pmSJD - MDW

1 stop9h 15mSouthwest

Deal found 4/23

$531

Wed 6/189:10 amSTL - SJD

1 stop6h 33mUnited Airlines

Mon 6/2311:32 amSJD - STL

1 stop8h 43mUnited Airlines

Deal found 4/24

$543

Sun 5/119:10 amORD - SJD

Nonstop4h 40mAmerican Airlines

Thu 5/1512:50 pmSJD - ORD

Nonstop4h 20mAmerican Airlines

Deal found 4/24

$471

Tue 7/11:30 pmSTL - SJD

2 stops10h 30mDelta

Thu 7/316:01 amSJD - STL

2 stops16h 37mDelta

Deal found 4/24

$482

Last-minute flights from Illinois to Los Cabos
Discover last-minute flight deals from Illinois to Los Cabos. Data last updated April 24, 2025 and is based on user searches.

Tue 4/295:30 amORD - SJD

1 stop7h 40mAeromexico

Tue 4/292:10 pmSJD - ORD

1 stop7h 49mAeromexico

Deal found 4/22

$544

Tue 4/297:00 amORD - SJD

1 stop6h 30mSouthwest

Tue 4/292:20 pmSJD - ORD

2 stops19h 30mSouthwest

Deal found 4/22

$603

Thu 5/18:39 pmMDW - SJD

1 stop12h 51mMultiple Airlines

Mon 5/58:22 amSJD - MDW

1 stop8h 44mMultiple Airlines

Deal found 4/23

$674

Fri 5/26:34 pmORD - SJD

2 stops16h 06mMultiple Airlines

Tue 5/69:15 amSJD - ORD

3 stops18h 27mMultiple Airlines

Deal found 4/23

$398

Sat 5/312:35 pmORD - SJD

1 stop21h 25mViva

Sat 5/108:30 amSJD - ORD

1 stop13h 05mViva

Deal found 4/23

$424

Sat 5/37:25 amORD - SJD

1 stop14h 39mVolaris

Wed 5/76:41 pmSJD - ORD

1 stop8h 10mVolaris

Deal found 4/23

$442

Sat 5/36:04 amMDW - SJD

2 stops13h 13mDelta

Sat 5/106:06 amSJD - MDW

2 stops13h 08mDelta

Deal found 4/23

$486

Sat 5/36:35 amORD - SJD

2 stops12h 42mDelta

Wed 5/76:06 amSJD - ORD

2 stops13h 14mDelta

Deal found 4/23

$486

Sat 5/37:10 amORD - SJD

1 stop6h 45mAmerican Airlines

Wed 5/712:50 pmSJD - ORD

Nonstop4h 20mAmerican Airlines

Deal found 4/23

$579

Sat 5/35:15 amORD - SJD

1 stop7h 15mUnited Airlines

Sat 5/1011:52 amSJD - ORD

Nonstop4h 18mUnited Airlines

Deal found 4/23

$657

Sun 5/45:20 amSTL - SJD

1 stop8h 50mUnited Airlines

Wed 5/711:32 amSJD - STL

1 stop8h 31mUnited Airlines

Deal found 4/24

$512

Sun 5/47:04 amSTL - SJD

2 stops9h 22mAmerican Airlines

Wed 5/711:37 amSJD - STL

1 stop10h 21mAmerican Airlines

Deal found 4/24

$516

One-way flights from Illinois to Los Cabos
Search for one-way flight options from Illinois to Los Cabos. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Fri 5/166:34 pmORD - SJD

2 stops16h 06mMultiple Airlines

Deal found 4/23

$124

Sun 5/257:45 amMDW - SJD

3 stops26h 55mMultiple Airlines

Deal found 4/23

$155

Sat 5/1012:35 pmORD - SJD

1 stop27h 50mViva

Deal found 4/24

$161

Sat 8/162:00 amORD - SJD

1 stop12h 16mDelta

Deal found 4/24

$174

Wed 5/287:55 pmSTL - SJD

3 stops49h 30mMultiple Airlines

Deal found 4/24

$185

Mon 5/266:34 pmORD - SJD

2 stops23h 01mVolaris

Deal found 4/24

$188

Mon 5/267:25 amSTL - SJD

1 stop6h 45mSouthwest

Deal found 4/24

$199

Sat 6/147:18 pmORD - SJD

1 stop16h 53mHawaiian Airlines

Deal found 4/24

$201

Tue 6/37:59 pmORD - SJD

2 stops19h 47mAlaska Airlines

Deal found 4/24

$204

Sun 5/256:00 amMDW - SJD

1 stop7h 43mAeromexico

Deal found 4/23

$212

Tue 7/156:15 pmSTL - SJD

1 stop16h 33mUnited Airlines

Deal found 4/24

$219

Sat 6/286:00 amMDW - SJD

2 stops12h 16mDelta

Deal found 4/24

$221

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Los Cabos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Sat 5/24

11:47 am-8:40 am

3 stops22h 53m

San José del Cabo Los Cabos

Wed 5/28

9:15 am-11:35 pm

2 stops12h 20m

$381

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Fri 8/29

1:55 am-11:11 am

1 stop11h 16m

San José del Cabo Los Cabos

Sat 9/6

3:32 pm-12:15 am

1 stop6h 43m

$384

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Mon 9/8

1:55 am-10:03 am

1 stop10h 08m

San José del Cabo Los Cabos

Tue 9/16

12:35 pm-11:53 pm

1 stop9h 18m

$402

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Thu 5/15

1:45 am-7:30 am

1 stop7h 45m

San José del Cabo Los Cabos

Wed 5/21

8:30 am-11:35 pm

1 stop13h 05m

$429

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Sat 8/30

8:25 pm-10:40 am

1 stop16h 15m

San José del Cabo Los Cabos

Sat 9/6

12:25 pm-6:50 pm

Nonstop4h 25m

$437

St. LouisSan José del Cabo

STL - SJD

STLSJD

Lambert-St Louis

Sun 5/18

7:00 am-11:20 am

1 stop6h 20m

San José del Cabo Los Cabos

Wed 5/21

9:15 am-10:45 pm

1 stop11h 30m

$442

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Sat 5/24

7:59 pm-10:06 am

1 stop16h 07m

San José del Cabo Los Cabos

Sat 5/31

4:21 pm-5:40 am

1 stop11h 19m

$468

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Sat 5/17

7:00 am-6:18 pm

2 stops13h 18m

San José del Cabo Los Cabos

Tue 5/20

7:37 pm-6:59 pm

2 stops21h 22m

$469

ChicagoSan José del Cabo

ORD - SJD

ORDSJD

Chicago O'Hare Intl

Sat 6/7

6:00 am-10:46 am

1 stop6h 46m

San José del Cabo Los Cabos

Sat 6/14

12:06 pm-11:59 pm

1 stop9h 53m

$482

St. LouisSan José del Cabo

STL - SJD

STLSJD

Lambert-St Louis

Tue 7/1

1:30 pm-10:00 pm

2 stops10h 30m

San José del Cabo Los Cabos

Thu 7/31

6:01 am-12:38 am

2 stops16h 37m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 44 results

...

Best time to book a flight from Illinois to Los Cabos

Have a flexible travel schedule? Discover the best time to fly to Los Cabos 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 Los Cabos

What is the cheapest month to book a flight from Illinois to Los Cabos?

Currently, January is the cheapest month in which you can book a flight from Illinois to Los Cabos (average of $437). Flying from Illinois to Los Cabos in June is currently the most expensive (average of $560). 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 KPG?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Los Cabos as you normally would.

Weekly flight availability from Illinois to Los Cabos

The most flights from USIL to zzKPG are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Los Cabos by month

In terms of precipitation, rainfall in Los Cabos ranges from 0.0 - 4.5 inches per month. September is typically the wettest month, when rainfall can reach 4.5 in. March is typically the driest time to visit Los Cabos when rainfall is around 0.0 in.

Temperature in Los Cabos by month

If weather is an important factor for your trip to Los Cabos, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 66.2 F).

Reviews of airlines servicing Los Cabos

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Illinois to Los Cabos to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,927 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,287 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,919 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Hawaiian Airlines

7.9

Good

2,393 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Aeromexico

7.5

Good

1,698 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines to fly from Illinois to Los Cabos one-way?
To fly one-way, consider booking your trip with Viva, which is currently one of the cheapest options available, starting at $161. Delta flights start at $174 while deals on Volaris start at $188 one-way.
Can I find deals for flights from Illinois to Los Cabos that include hotel bookings?
Yes. In addition to deals on Illinois to Los Cabos flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Los Cabos?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Los Cabos.
Can I find deals for business class flights from Illinois to Los Cabos?
Yes. Cheapflights offers flight deals from Illinois to Los Cabos 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 Los Cabos?
Currently, January is the cheapest month in which you can book a flight from Illinois to Los Cabos (average of $437). Flying from Illinois to Los Cabos in June is currently the most expensive (average of $560). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Illinois to Los Cabos

Airline	Cheapest	Average	Flexibility	On-time
Viva	Cheapest$268	Average$352	FlexibilityNo cancel fee	On-timeN/A
Volaris	Cheapest$310	Average$398	FlexibilityNo cancel fee	On-time79%
Aeromexico	Cheapest$426	Average$552	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$440	Average$648	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$460	Average$743	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$483	Average$649	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$545	Average$720	FlexibilityNo cancel fee	On-time63%

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$124+ Cheap flights from Illinois to Los Cabos

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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Illinois to Los Cabos with Cheapflights

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Cheap flight deals from Illinois to Los Cabos

Keep the following information in mind while searching for Illinois to Los Cabos flight deals. Data was last updated April 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Illinois to Los Cabos

Cheapest flights from Illinois to Los CabosExplore the most affordable flight options available from Illinois to Los Cabos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Explore the most affordable flight options available from Illinois to Los Cabos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Los Cabos that are best for you.

Best time to book a flight from Illinois to Los Cabos

Have a flexible travel schedule? Discover the best time to fly to Los Cabos from Illinois with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Los Cabos

What is the cheapest month to book a flight from Illinois to Los Cabos?

What is the cheapest time of day to fly from IL to KPG?

Find hourly flight availability from Illinois to Los Cabos. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

Weekly flight availability from Illinois to Los Cabos

Explore weekly flight availability from Illinois to Los Cabos. 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 April 24, 2025.

Rainfall in Los Cabos by month

Plan your trip to Los Cabos by taking into account the average rainfall totals by month.

Temperature in Los Cabos by month

Plan your trip to Los Cabos by taking into account the average temperature totals by month.

Reviews of airlines servicing Los Cabos

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Illinois to Los Cabos to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines to fly from Illinois to Los Cabos one-way?

Can I find deals for flights from Illinois to Los Cabos that include hotel bookings?

How can I find direct flights from Illinois to Los Cabos?

Can I find deals for business class flights from Illinois to Los Cabos?

What is the cheapest month to book a flight from Illinois to Los Cabos?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Los Cabos

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Illinois to Los Cabos

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Cheapest flights from Illinois to Los Cabos
Explore the most affordable flight options available from Illinois to Los Cabos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.