HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$121+ Cheap flights from Santiago de Querétaro (QRO) 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
QRO — ORD
Mar 17 — Mar 241
Tue 3/17
Tue 3/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Santiago de Querétaro to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Santiago de Querétaro to Illinois

Cheapest flights from Santiago de Querétaro to Illinois
Explore the most affordable flight options available from Santiago de Querétaro to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 15, 2026.

This Flightnetwork deal was found by Cheapflights users on 2/12. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:39 am
QRO
-
ORD
Nonstop3h 51m
Volaris
Thu 3/126:00 am
ORD
-
QRO
Nonstop4h 13m
Volaris
Deal found 2/12$259
This Booking.com deal was found by Cheapflights users on 2/11. 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.
Wed 3/112:30 pm
QRO
-
ORD
1 stop9h 15m
Viva
Sat 3/281:00 am
ORD
-
QRO
1 stop8h 50m
Viva
Deal found 2/11$261
This Flightnetwork deal was found by Cheapflights users on 2/15. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:40 am
QRO
-
ORD
1 stop12h 05m
Viva
Sun 4/123:30 am
ORD
-
QRO
1 stop15h 45m
Viva
Deal found 2/15$262
This United Airlines deal was found by Cheapflights users on 2/11. 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 2/266:00 am
QRO
-
ORD
1 stop28h 07m
United Airlines
Tue 3/37:35 am
ORD
-
QRO
1 stop28h 14m
United Airlines
Deal found 2/11$272
This Aeromexico deal was found by Cheapflights users on 2/11. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:55 am
QRO
-
MDW
1 stop8h 50m
Aeromexico
Tue 3/36:00 am
MDW
-
QRO
2 stops17h 57m
Aeromexico
Deal found 2/11$272
This United Airlines deal was found by Cheapflights users on 2/12. 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 2/266:00 am
QRO
-
ORD
1 stop17h 04m
United Airlines
Sun 3/17:35 am
ORD
-
QRO
1 stop28h 14m
United Airlines
Deal found 2/12$273
This Frontier deal was found by Cheapflights users on 2/12. 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.
Sat 4/1812:39 am
QRO
-
ORD
Nonstop3h 59m
Frontier
Thu 5/77:09 am
ORD
-
QRO
Nonstop4h 04m
Frontier
Deal found 2/12$274
This Delta deal was found by Cheapflights users on 2/11. 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 4/86:00 am
QRO
-
ORD
1 stop7h 05m
Delta
Wed 4/159:50 am
ORD
-
QRO
2 stops14h 50m
Delta
Deal found 2/11$276
This Flightnetwork deal was found by Cheapflights users on 2/13. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:00 pm
QRO
-
ORD
1 stop24h 45m
Viva
Sat 4/41:15 am
ORD
-
QRO
1 stop22h 05m
Viva
Deal found 2/13$278
This Booking.com deal was found by Cheapflights users on 2/12. 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.
Wed 3/42:35 pm
QRO
-
ORD
1 stop9h 10m
Viva
Fri 3/61:20 am
ORD
-
QRO
1 stop7h 30m
Viva
Deal found 2/12$279
This Booking.com deal was found by Cheapflights users on 2/12. 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.
Sun 4/196:20 am
QRO
-
ORD
1 stop17h 25m
Viva
Wed 5/62:15 am
ORD
-
QRO
1 stop9h 45m
Viva
Deal found 2/12$280
This Aeromexico deal was found by Cheapflights users on 2/12. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/108:31 am
QRO
-
MDW
1 stop13h 00m
Aeromexico
Tue 3/1712:47 pm
MDW
-
QRO
2 stops12h 49m
Aeromexico
Deal found 2/12$283

Find flight deals from Santiago de Querétaro to Illinois

Keep the following information in mind while searching for Santiago de Querétaro to Illinois flight deals. Data was last updated February 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(Flightnetwork)

One-way from

$121
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$253

Good one-way deal

$168 or less
Provider with most accurate pricing for Santiago de Querétaro-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santiago de Querétaro-Chicago (CHI) flights.
Search Deals
From Santiago de Querétaro to Illinois
Search Deals
One-way flight from Santiago de Querétaro to Illinois
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a one-way flight from Santiago de Querétaro to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago de Querétaro 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 February 15, 2026.
Use the filters below to find and compare flights from Santiago de Querétaro to Illinois that are best for you.

Fly from

Santiago de Querétaro

Fly to

Illinois

Route

Depart

Return

Price

Santiago de QuerétaroChicago

QRO - ORD

QROORD

Santiago de Querétaro

Thu 4/9

2:40 pm-12:45 am

1 stop9h 05m

Chicago O'Hare Intl

Tue 4/14

4:21 pm-10:25 pm

1 stop7h 04m

$262

Santiago de QuerétaroChicago

QRO - MDW

QROMDW

Santiago de Querétaro

Thu 2/26

8:55 am-5:45 pm

1 stop8h 50m

Chicago Midway

Tue 3/3

6:00 am-11:57 pm

2 stops17h 57m

$272

Santiago de QuerétaroChicago

QRO - ORD

QROORD

Santiago de Querétaro

Thu 2/26

6:00 am-11:04 pm

1 stop17h 04m

Chicago O'Hare Intl

Sun 3/1

7:35 am-11:49 am

1 stop28h 14m

$273

Santiago de QuerétaroChicago

QRO - ORD

QROORD

Santiago de Querétaro

Thu 2/26

6:00 am-11:04 pm

1 stop17h 04m

Chicago O'Hare Intl

Tue 3/3

10:35 am-11:49 am

1 stop25h 14m

$273

Santiago de QuerétaroChicago

QRO - ORD

QROORD

Santiago de Querétaro

Mon 4/13

3:50 pm-12:15 am

1 stop7h 25m

Chicago O'Hare Intl

Mon 4/20

3:50 pm-11:40 pm

1 stop8h 50m

$277

Santiago de QuerétaroChicago

QRO - ORD

QROORD

Santiago de Querétaro

Wed 4/8

6:00 am-2:05 pm

1 stop7h 05m

Chicago O'Hare Intl

Wed 4/15

9:50 am-11:40 pm

2 stops14h 50m

$277

Santiago de QuerétaroChicago

QRO - ORD

QROORD

Santiago de Querétaro

Wed 4/8

6:50 pm-12:00 pm

2 stops16h 10m

Chicago O'Hare Intl

Wed 4/15

9:50 am-11:40 pm

2 stops14h 50m

$277

Santiago de QuerétaroChicago

QRO - ORD

QROORD

Santiago de Querétaro

Mon 3/2

6:00 am-7:46 am

1 stop25h 46m

Chicago O'Hare Intl

Sun 3/8

6:20 pm-10:49 am

1 stop17h 29m

$277

Santiago de QuerétaroChicago

QRO - ORD

QROORD

Santiago de Querétaro

Thu 4/9

8:25 am-11:54 pm

1 stop14h 29m

Chicago O'Hare Intl

Mon 4/13

11:08 am-11:40 pm

2 stops13h 32m

$283

Santiago de QuerétaroChicago

QRO - MDW

QROMDW

Santiago de Querétaro

Wed 3/11

8:31 am-10:31 pm

1 stop13h 00m

Chicago Midway

Tue 3/17

6:00 am-5:12 pm

1 stop12h 12m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 34 results
1
2
3
4

Best time to book a flight from Santiago de Querétaro to Illinois

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

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

Currently, February is the cheapest month in which you can book a flight from Santiago de Querétaro to Illinois (average of $118). Flying from Santiago de Querétaro to Illinois in January is currently the most expensive (average of $334). 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 QRO to IL?

Find hourly flight availability from Santiago de Querétaro 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 February 15, 2026.

One of the essential ways to save on airfare from Santiago de Querétaro to Illinois is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 72% on airfare.

How much does it cost to fly round-trip from Santiago de Querétaro to Illinois?

Related info for your journey

Find useful and relevant information for your journey from Santiago de Querétaro to Illinois. 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 from for flights from Santiago de Querétaro to Illinois?

    Santiago de Querétaro (QRO), located 13.2 mi from the city center, is the airport you fly out of when you book flights from Santiago de Querétaro to Illinois.

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

    Airlines like Aeromexico, United Airlines, and Delta fly from Santiago de Querétaro to Illinois in about 7h 25m. The time it takes to get you to your destination can typically vary by up to 9h 39m. The distance between Santiago de Querétaro and Illinois is about 1639 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Santiago de Querétaro to Illinois one-way?

    $125 is the cheapest one-way deal found within the past few days, from Volaris. You may also be able to find cheap deals on Viva and Frontier, with prices starting from $136 and $153, respectively.

  • What are the most reliable airlines from Santiago de Querétaro to Illinois?

    Consider Frontier (89%), Volaris (89%) or American Airlines (85%) when booking your flight. These represent the most reliable airlines when flying from Santiago de Querétaro to Illinois.

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

    The cheapest flight price from Santiago de Querétaro to Illinois is $150. On average you can expect to pay $251. The most popular route, (Santiago de Querétaro - Chicago O'Hare Intl), can usually be booked for $272.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Santiago de Querétaro to Illinois (average of $118). Flying from Santiago de Querétaro to Illinois in January is currently the most expensive (average of $334). 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

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

Alternative routes for Santiago de Querétaro to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Santiago de Querétaro to George Bush Intcntl flights
Santiago de Querétaro to Hobby flights
Santiago de Querétaro to Dallas/Fort Worth flights
Santiago de Querétaro to O'Hare Intl flights
Santiago de Querétaro to LaGuardia flights
Santiago de Querétaro to Newark flights
Santiago de Querétaro to San Antonio flights
Santiago de Querétaro to Midway flights
Santiago de Querétaro to Las Vegas flights
Santiago de Querétaro to Atlanta flights
Santiago de Querétaro to Los Angeles flights
Santiago de Querétaro to Dulles Intl flights
Santiago de Querétaro to Denver flights
Santiago de Querétaro to Reagan-National flights
Santiago de Querétaro to Orlando flights
Santiago de Querétaro to Seattle flights
Santiago de Querétaro to Memphis flights
Santiago de Querétaro to Miami flights
Santiago de Querétaro to Ontario flights
Santiago de Querétaro to San Francisco flights
Santiago de Querétaro to Boston flights
Santiago de Querétaro to Baltimore flights
Santiago de Querétaro to Detroit flights
Santiago de Querétaro to Salt Lake City flights
Santiago de Querétaro to Milwaukee flights
Santiago de Querétaro to Charlotte flights
Santiago de Querétaro to Nashville flights
Santiago de Querétaro to San Jose flights
Santiago de Querétaro to Austin flights
Santiago de Querétaro to Cleveland flights
Santiago de Querétaro to Greenville flights
Santiago de Querétaro to Grand Rapids flights
Santiago de Querétaro to New Orleans flights
Santiago de Querétaro to Minneapolis flights
Santiago de Querétaro to Pensacola flights
Santiago de Querétaro to Raleigh flights
Santiago de Querétaro to Fort Lauderdale flights
Santiago de Querétaro to Tampa flights
Santiago de Querétaro to Tucson flights
Santiago de Querétaro to Reno flights
Santiago de Querétaro to Greensboro flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.