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Grenada

$467+ Cheap flights from Illinois to Grenada

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — GND
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Illinois to Grenada

Best flights from Illinois to Grenada
Discover carefully curated flight deals from Illinois to Grenada that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

This Orbitz deal was found by Cheapflights users on 12/22. 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.
Wed 1/214:05 pmSTL - GND
1 stop21h 25mAir Canada
Wed 1/284:30 pmGND - STL
1 stop24h 59mAir Canada
Deal found 12/22$467
This American Airlines deal was found by Cheapflights users on 12/22. 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 1/215:05 amSTL - GND
1 stop7h 55mAmerican Airlines
Wed 1/284:00 pmGND - STL
2 stops21h 05mAmerican Airlines
Deal found 12/22$488
This Expedia deal was found by Cheapflights users on 12/21. 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.
Fri 1/237:45 amORD - GND
2 stops29h 30mJetBlue
Sat 1/314:45 pmGND - ORD
1 stop27h 47mJetBlue
Deal found 12/21$527
This FlightHub deal was found by Cheapflights users on 12/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/176:28 pmORD - GND
1 stop19h 02mMultiple Airlines
Sat 1/244:45 pmGND - ORD
2 stops26h 58mMultiple Airlines
Deal found 12/21$539
This Delta deal was found by Cheapflights users on 12/21. 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.
Fri 1/236:00 amMDW - GND
1 stop7h 19mDelta
Sat 1/314:45 pmGND - MDW
1 stop19h 08mDelta
Deal found 12/21$678
This American Airlines deal was found by Cheapflights users on 12/21. 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.
Thu 1/297:30 pmORD - GND
1 stop17h 30mAmerican Airlines
Tue 2/34:00 pmGND - ORD
1 stop10h 30mAmerican Airlines
Deal found 12/21$514
This American Airlines deal was found by Cheapflights users on 12/22. 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 2/185:05 amSTL - GND
1 stop8h 14mAmerican Airlines
Thu 2/264:20 pmGND - STL
2 stops20h 39mAmerican Airlines
Deal found 12/22$530
This American Airlines deal was found by Cheapflights users on 12/21. 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.
Fri 1/235:32 pmORD - GND
1 stop18h 26mAmerican Airlines
Sat 1/314:00 pmGND - ORD
1 stop19h 05mAmerican Airlines
Deal found 12/21$544
This Delta deal was found by Cheapflights users on 12/21. 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.
Thu 1/226:00 amMDW - GND
1 stop7h 19mDelta
Sat 1/314:45 pmGND - MDW
1 stop19h 08mDelta
Deal found 12/21$678
This American Airlines deal was found by Cheapflights users on 12/20. 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.
Thu 2/57:30 pmORD - GND
1 stop17h 30mAmerican Airlines
Sun 2/84:00 pmGND - ORD
1 stop10h 30mAmerican Airlines
Deal found 12/20$549
This American Airlines deal was found by Cheapflights users on 12/21. 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 4/227:17 pmORD - GND
1 stop17h 28mAmerican Airlines
Wed 4/293:30 pmGND - ORD
1 stop9h 25mAmerican Airlines
Deal found 12/21$556
This American Airlines deal was found by Cheapflights users on 12/21. 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.
Sat 2/142:26 pmSTL - GND
2 stops22h 53mAmerican Airlines
Sat 2/214:20 pmGND - STL
2 stops18h 32mAmerican Airlines
Deal found 12/21$672
This Mytrip deal was found by Cheapflights users on 12/22. 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.
Wed 2/189:55 amSTL - GND
3 stops27h 35mMultiple Airlines
Thu 2/261:40 pmGND - STL
2 stops27h 49mMultiple Airlines
Deal found 12/22$1,278
This Expedia deal was found by Cheapflights users on 12/21. 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.
Sat 2/144:05 pmSTL - GND
2 stops38h 05mMultiple Airlines
Sat 2/215:50 amGND - STL
3 stops35h 39mMultiple Airlines
Deal found 12/21$4,415

Find flight deals from Illinois to Grenada

Keep the following information in mind while searching for Illinois to Grenada flight deals. Data was last updated December 23, 2025.

Round-trip from

$467
(Orbitz)

Popular in

April

Cheapest in

October

Average price

$839
From Illinois to Grenada
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 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 Grenada 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 23, 2025.
Use the filters below to find and compare flights from Illinois to Grenada that are best for you.

Fly from

Illinois

Fly to

Grenada

Route

Depart

Return

Price

St. LouisSt. George's

STL - GND

STLGND

Lambert-St Louis

Wed 1/21

4:05 pm-3:30 pm

1 stop21h 25m

St. George's Point Saline Intl

Wed 1/28

4:30 pm-3:29 pm

1 stop24h 59m

$467

St. LouisSt. George's

STL - GND

STLGND

Lambert-St Louis

Wed 1/21

5:05 am-3:00 pm

1 stop7h 55m

St. George's Point Saline Intl

Wed 1/28

4:00 pm-11:05 am

2 stops21h 05m

$488

ChicagoSt. George's

ORD - GND

ORDGND

Chicago O'Hare Intl

Thu 1/29

7:30 pm-3:00 pm

1 stop17h 30m

St. George's Point Saline Intl

Tue 2/3

4:00 pm-12:30 am

1 stop10h 30m

$514

ChicagoSt. George's

ORD - GND

ORDGND

Chicago O'Hare Intl

Fri 1/23

7:45 am-3:15 pm

2 stops29h 30m

St. George's Point Saline Intl

Sat 1/31

4:45 pm-6:32 pm

1 stop27h 47m

$527

St. LouisSt. George's

STL - GND

STLGND

Lambert-St Louis

Wed 2/18

5:05 am-3:19 pm

1 stop8h 14m

St. George's Point Saline Intl

Thu 2/26

4:20 pm-10:59 am

2 stops20h 39m

$530

ChicagoSt. George's

ORD - GND

ORDGND

Chicago O'Hare Intl

Sat 1/17

6:28 pm-3:30 pm

1 stop19h 02m

St. George's Point Saline Intl

Sat 1/24

4:45 pm-5:43 pm

2 stops26h 58m

$539

ChicagoSt. George's

ORD - GND

ORDGND

Chicago O'Hare Intl

Fri 1/23

5:32 pm-1:58 pm

1 stop18h 26m

St. George's Point Saline Intl

Sat 1/31

4:00 pm-9:05 am

1 stop19h 05m

$544

ChicagoSt. George's

ORD - GND

ORDGND

Chicago O'Hare Intl

Thu 2/5

7:30 pm-3:00 pm

1 stop17h 30m

St. George's Point Saline Intl

Sun 2/8

4:00 pm-12:30 am

1 stop10h 30m

$549

ChicagoSt. George's

ORD - GND

ORDGND

Chicago O'Hare Intl

Wed 4/22

7:17 pm-1:45 pm

1 stop17h 28m

St. George's Point Saline Intl

Wed 4/29

3:30 pm-11:55 pm

1 stop9h 25m

$556

St. LouisSt. George's

STL - GND

STLGND

Lambert-St Louis

Sat 2/14

2:26 pm-3:19 pm

2 stops22h 53m

St. George's Point Saline Intl

Sat 2/21

4:20 pm-8:52 am

2 stops18h 32m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 16 results
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Best time to book a flight from Illinois to Grenada

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

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

Currently, December is the cheapest month in which you can book a flight from Illinois to Grenada (average of $453). Flying from Illinois to Grenada in June is currently the most expensive (average of $746). 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.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Grenada. 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 Grenada?

    There are many flights that can get you from Illinois to Grenada in 7h 55m. Fly via Air Canada, American Airlines, or JetBlue to get the fastest option. The distance from Illinois to Grenada is about 2546 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Illinois to Grenada that include hotel bookings?

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

  • How can I find direct flights from Illinois to Grenada?

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

  • Can I find deals for business class flights from Illinois to Grenada?

    Yes. Cheapflights offers flight deals from Illinois to Grenada 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 Grenada?

    Currently, December is the cheapest month in which you can book a flight from Illinois to Grenada (average of $453). Flying from Illinois to Grenada in June is currently the most expensive (average of $746). 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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Alternative routes for Illinois to Grenada

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Illinois to Grenada

Discover the top airline that operate flights from Illinois to Grenada. 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$617Average$739FlexibilityNo cancel feeOn-time71%

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