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Santiago de Querétaro

$138+ Cheap flights from Illinois to Santiago de Querétaro (QRO)

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — QRO
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Illinois to Santiago de Querétaro

Keep the following information in mind while searching for Illinois to Santiago de Querétaro flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$262
(Booking.com)

One-way from

$138
(CheapOair)

Popular in

December

Cheapest in

February

Average price

$346

Good round-trip deal

$316 or less

Good one-way deal

$170 or less
Provider with most accurate pricing for Chicago (CHI)-Santiago de Querétaro flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Santiago de Querétaro flights.
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From Illinois to Santiago de Querétaro
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One-way flight from Illinois to Santiago de Querétaro
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Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Illinois to Santiago de Querétaro.
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Price to beat on a one-way flight from Illinois to Santiago de Querétaro.
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Find flight deals from Illinois to Santiago de Querétaro

Cheapest flights from Illinois to Santiago de Querétaro
Explore the most affordable flight options available from Illinois to Santiago de Querétaro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Booking.com deal was found by Cheapflights users on 11/2. 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.
Tue 12/231:20 amORD - QRO
1 stop9h 40mViva
Sat 1/1010:45 pmQRO - ORD
1 stop24h 55mViva
Deal found 11/2$297
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:52 pmORD - QRO
2 stops18h 58mMultiple Airlines
Sat 12/612:39 amQRO - ORD
Nonstop3h 51mMultiple Airlines
Deal found 11/2$324
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:00 amORD - QRO
2 stops15h 05mMultiple Airlines
Sat 12/612:39 amQRO - ORD
Nonstop3h 51mMultiple Airlines
Deal found 11/1$338
This Mytrip deal was found by Cheapflights users on 11/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/278:20 amORD - QRO
3 stops36h 45mMultiple Airlines
Wed 12/312:39 amQRO - ORD
Nonstop3h 51mMultiple Airlines
Deal found 11/1$361
This Booking.com deal was found by Cheapflights users on 11/2. 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.
Tue 12/231:20 amORD - QRO
1 stop9h 40mViva
Tue 12/3011:40 amQRO - ORD
1 stop12h 10mViva
Deal found 11/2$363
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amORD - QRO
Nonstop4h 13mVolaris
Wed 12/312:39 amQRO - ORD
Nonstop3h 51mVolaris
Deal found 11/1$370
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 amORD - QRO
Nonstop4h 13mVolaris
Sat 12/612:39 amQRO - ORD
Nonstop3h 51mVolaris
Deal found 11/2$372
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/31:35 pmSTL - QRO
2 stops10h 20mUnited Airlines
Tue 12/98:10 amQRO - STL
1 stop7h 54mUnited Airlines
Deal found 11/2$516
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:43 pmSTL - QRO
2 stops25h 22mMultiple Airlines
Wed 12/102:07 pmQRO - STL
1 stop23h 43mMultiple Airlines
Deal found 11/2$544
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:00 amSTL - QRO
1 stop13h 43mMultiple Airlines
Tue 12/94:20 pmQRO - STL
2 stops42h 47mMultiple Airlines
Deal found 11/2$547
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Thu 12/41:35 pmSTL - QRO
2 stops10h 20mUnited Airlines
Wed 12/106:00 amQRO - STL
1 stop10h 04mUnited Airlines
Deal found 11/2$550
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:00 amSTL - QRO
1 stop7h 37mMultiple Airlines
Tue 12/94:20 pmQRO - STL
2 stops42h 47mMultiple Airlines
Deal found 11/2$558

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Santiago de Querétaro 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 November 3, 2025.
Use the filters below to find and compare flights from Illinois to Santiago de Querétaro that are best for you.

Fly from

Illinois

Fly to

Santiago de Querétaro

Route

Depart

Return

Price

ChicagoSantiago de Querétaro

ORD - QRO

ORDQRO

Chicago O'Hare Intl

Mon 1/26

12:49 am-11:39 am

1 stop10h 50m

Santiago de Querétaro

Tue 2/10

6:03 am-12:40 pm

1 stop6h 37m

$356

ChicagoSantiago de Querétaro

ORD - QRO

ORDQRO

Chicago O'Hare Intl

Mon 1/26

12:49 am-11:39 am

1 stop10h 50m

Santiago de Querétaro

Wed 2/11

12:00 pm-11:00 pm

1 stop11h 00m

$356

ChicagoSantiago de Querétaro

MDW - QRO

MDWQRO

Chicago Midway

Tue 1/27

10:53 am-11:54 pm

2 stops13h 01m

Santiago de Querétaro

Wed 2/11

12:00 pm-10:26 pm

2 stops10h 26m

$360

ChicagoSantiago de Querétaro

ORD - QRO

ORDQRO

Chicago O'Hare Intl

Wed 1/28

12:59 am-11:24 am

1 stop10h 25m

Santiago de Querétaro

Thu 2/12

11:47 am-11:49 pm

2 stops12h 02m

$366

ChicagoSantiago de Querétaro

MDW - QRO

MDWQRO

Chicago Midway

Tue 1/27

6:00 am-5:27 pm

1 stop11h 27m

Santiago de Querétaro

Wed 2/11

8:55 am-5:32 pm

1 stop8h 37m

$370

ChicagoSantiago de Querétaro

ORD - QRO

ORDQRO

Chicago O'Hare Intl

Sat 1/31

12:59 am-11:34 am

1 stop10h 35m

Santiago de Querétaro

Thu 2/12

11:47 am-11:00 pm

1 stop11h 13m

$376

ChicagoSantiago de Querétaro

ORD - QRO

ORDQRO

Chicago O'Hare Intl

Sat 1/17

8:00 am-5:27 pm

1 stop9h 27m

Santiago de Querétaro

Wed 1/21

6:03 am-12:40 pm

1 stop6h 37m

$380

ChicagoSantiago de Querétaro

MDW - QRO

MDWQRO

Chicago Midway

Sun 2/1

6:00 am-11:54 pm

2 stops17h 54m

Santiago de Querétaro

Thu 2/12

8:55 am-4:25 pm

1 stop7h 30m

$381

ChicagoSantiago de Querétaro

ORD - QRO

ORDQRO

Chicago O'Hare Intl

Fri 1/16

3:21 pm-11:54 pm

1 stop8h 33m

Santiago de Querétaro

Mon 1/19

2:04 pm-9:04 pm

1 stop7h 00m

$386

ChicagoSantiago de Querétaro

ORD - QRO

ORDQRO

Chicago O'Hare Intl

Wed 1/28

12:59 am-11:24 am

1 stop10h 25m

Santiago de Querétaro

Sat 2/28

8:55 am-8:43 pm

2 stops11h 48m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 48 results
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Best time to book a flight from Illinois to Santiago de Querétaro

Have a flexible travel schedule? Discover the best time to fly to Santiago de Querétaro 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 Santiago de Querétaro

What is the cheapest month to book a flight from Illinois to Santiago de Querétaro?

Currently, May is the cheapest month in which you can book a flight from Illinois to Santiago de Querétaro (average of $106). Flying from Illinois to Santiago de Querétaro in December is currently the most expensive (average of $219). 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 QRO?

Find hourly flight availability from Illinois to Santiago de Querétaro. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

When flying from Illinois to Santiago de Querétaro, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 43% versus a flight in the morning.

What is the cheapest day to fly from Illinois to Santiago de Querétaro?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Santiago de Querétaro. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Santiago de Querétaro flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • What airport do you fly into for flights to Santiago de Querétaro from Illinois?

    Santiago de Querétaro (QRO) is the airport you will fly into if you book a flight from Illinois to Santiago de Querétaro. It is only a 13.2 mi journey from Queretaro (QRO) to Santiago de Querétaro’s city center.

  • How long is the flight from Illinois to Santiago de Querétaro?

    Departing from Illinois to Santiago de Querétaro will take you 10h 20m. The distance between Illinois and Santiago de Querétaro is about 1381 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Illinois to Santiago de Querétaro?

    Most travelers choose Chicago O'Hare Intl - Santiago de Querétaro, Chicago Midway - Santiago de Querétaro or Lambert-St Louis - Santiago de Querétaro when deciding on the best route from Illinois to Santiago de Querétaro.

  • What are the cheapest flights from Illinois to Santiago de Querétaro?

    The cheapest flight price from Illinois to Santiago de Querétaro is $131. On average you can expect to pay $306. The most popular route, (Chicago O'Hare Intl - Santiago de Querétaro), can usually be booked for $294.

  • Can I find deals for flights from Illinois to Santiago de Querétaro that include hotel bookings?

    Yes. In addition to deals on Illinois to Santiago de Querétaro flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Santiago de Querétaro?

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

  • Can I find deals for business class flights from Illinois to Santiago de Querétaro?

    Yes. Cheapflights offers flight deals from Illinois to Santiago de Querétaro 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 Santiago de Querétaro?

    Currently, May is the cheapest month in which you can book a flight from Illinois to Santiago de Querétaro (average of $106). Flying from Illinois to Santiago de Querétaro in December is currently the most expensive (average of $219). 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.

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Alternative routes for Illinois to Santiago de Querétaro

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Illinois to Santiago de Querétaro

Discover the top 7 airlines that operate flights from Illinois to Santiago de Querétaro. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$146Average$386FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$206Average$411FlexibilityNo cancel feeOn-time62%
DeltaCheapest$208Average$446FlexibilityNo cancel feeOn-timeN/A
VivaCheapest$211Average$289FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$232Average$590FlexibilityNo cancel feeOn-time69%
VolarisCheapest$244Average$322FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$312Average$629FlexibilityNo cancel feeOn-time71%

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