HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Castries

$177+ Cheap flights from Illinois to Castries (UVF)

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — UVF
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Castries 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 Illinois to Castries

Cheapest flights from Illinois to Castries
Explore the most affordable flight options available from Illinois to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This Expedia deal was found by Cheapflights users on 12/7. 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 12/1011:25 amORD - UVF
2 stops25h 27mMultiple Airlines
Sun 12/145:15 pmUVF - ORD
2 stops21h 36mMultiple Airlines
Deal found 12/7$626
This American Airlines deal was found by Cheapflights users on 12/9. 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 12/137:07 pmORD - UVF
1 stop18h 46mAmerican Airlines
Sat 12/203:14 pmUVF - ORD
1 stop19h 28mAmerican Airlines
Deal found 12/9$803
This Delta deal was found by Cheapflights users on 12/7. 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.
Sat 12/135:30 amORD - UVF
1 stop8h 06mDelta
Sat 12/203:00 pmUVF - ORD
1 stop11h 02mDelta
Deal found 12/7$827
This Delta deal was found by Cheapflights users on 12/8. 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 - UVF
1 stop8h 06mDelta
Fri 12/264:50 pmUVF - ORD
1 stop9h 13mDelta
Deal found 12/8$831
This American Airlines deal was found by Cheapflights users on 12/7. 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 12/106:35 pmORD - UVF
1 stop18h 27mAmerican Airlines
Sun 12/144:53 pmUVF - ORD
1 stop9h 44mAmerican Airlines
Deal found 12/7$833
This Delta deal was found by Cheapflights users on 12/7. 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 12/106:00 amMDW - UVF
1 stop7h 36mDelta
Sun 12/144:56 pmUVF - MDW
1 stop8h 51mDelta
Deal found 12/7$916
This American Airlines deal was found by Cheapflights users on 12/7. 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.
Mon 12/85:10 amSTL - UVF
1 stop8h 43mAmerican Airlines
Mon 12/154:00 pmUVF - STL
1 stop9h 06mAmerican Airlines
Deal found 12/7$966
This American Airlines deal was found by Cheapflights users on 12/7. 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.
Sun 12/146:13 pmSTL - UVF
2 stops19h 40mAmerican Airlines
Wed 12/314:54 pmUVF - STL
2 stops21h 38mAmerican Airlines
Deal found 12/7$967
This Delta deal was found by Cheapflights users on 12/7. 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 12/315:30 amORD - UVF
1 stop8h 00mDelta
Wed 1/74:25 pmUVF - ORD
1 stop9h 34mDelta
Deal found 12/7$968
This Priceline deal was found by Cheapflights users on 12/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:41 pmORD - UVF
2 stops18h 25mMultiple Airlines
Thu 1/85:15 pmUVF - ORD
1 stop17h 58mMultiple Airlines
Deal found 12/7$975
This American Airlines deal was found by Cheapflights users on 12/6. 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 12/106:00 pmSTL - UVF
2 stops19h 53mAmerican Airlines
Fri 12/124:53 pmUVF - STL
2 stops17h 31mAmerican Airlines
Deal found 12/6$1,025
This American Airlines deal was found by Cheapflights users on 12/7. 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 12/115:10 amSTL - UVF
1 stop8h 43mAmerican Airlines
Sat 12/132:23 pmUVF - STL
1 stop11h 36mAmerican Airlines
Deal found 12/7$1,045

Find flight deals from Illinois to Castries

Keep the following information in mind while searching for Illinois to Castries flight deals. Data was last updated December 9, 2025.

Round-trip from

$489
(Delta)

One-way from

$177
(Expedia)

Popular in

December

Cheapest in

September

Average price

$1,703
From Illinois to Castries Hewanorra
Search Deals
One-way flight from Illinois to Castries Hewanorra
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($414 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($88 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 Castries 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 9, 2025.
Use the filters below to find and compare flights from Illinois to Castries that are best for you.

Fly from

Illinois

Fly to

Castries

Route

Depart

Return

Price

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/24

7:56 pm-3:03 pm

1 stop17h 07m

Castries Hewanorra

Tue 2/3

5:02 pm-9:05 am

1 stop18h 03m

$489

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Tue 1/13

5:30 am-3:05 pm

1 stop7h 35m

Castries Hewanorra

Tue 1/20

4:25 pm-8:42 am

1 stop18h 17m

$489

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Tue 2/17

5:00 am-4:00 pm

1 stop9h 00m

Castries Hewanorra

Tue 2/24

5:00 pm-8:48 am

1 stop17h 48m

$489

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Wed 1/14

5:30 am-3:05 pm

1 stop7h 35m

Castries Hewanorra

Tue 1/20

4:25 pm-8:42 am

1 stop18h 17m

$489

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 3/1

7:13 pm-4:00 pm

1 stop18h 47m

Castries Hewanorra

Thu 3/5

4:25 pm-9:05 am

1 stop18h 40m

$489

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 1/12

5:30 am-3:05 pm

1 stop7h 35m

Castries Hewanorra

Thu 1/22

4:25 pm-11:56 pm

1 stop9h 31m

$489

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Mon 2/2

6:00 am-3:05 pm

1 stop7h 05m

Castries Hewanorra

Thu 2/12

4:25 pm-5:37 pm

2 stops27h 12m

$494

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/10

9:10 pm-3:03 pm

2 stops15h 53m

Castries Hewanorra

Fri 1/16

5:02 pm-7:22 am

2 stops16h 20m

$494

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Sun 1/11

9:32 am-3:05 pm

2 stops27h 33m

Castries Hewanorra

Tue 1/20

4:25 pm-12:49 pm

2 stops22h 24m

$494

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Tue 1/13

6:14 pm-3:05 pm

2 stops18h 51m

Castries Hewanorra

Thu 1/22

4:25 pm-8:52 am

2 stops18h 27m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 42 results
1
2
3
...
5

Best time to book a flight from Illinois to Castries

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

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Castries (average of $535). Flying from Illinois to Castries in December is currently the most expensive (average of $675). 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 UVF?

Find hourly flight availability from Illinois to Castries. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

It’s optimal to fly from Illinois to Castries at noon. By choosing this option you can save up to 34% 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 Castries. 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 Castries from Illinois?

    For a flight from Illinois to Castries, you will be flying into Hewanorra. Castries Hewanorra (UVF) is just 19.3 mi from the center of the city.

  • How long is the flight from Illinois to Castries?

    American Airlines, Delta, and Air Canada can get you from Illinois to Castries in just under 7h 35m. Your travel time can differ by up to 14h 40m. Illinois and Castries are separated by a distance of 2529 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Illinois to Castries?

    When deciding which route to take from Illinois to Castries consider Chicago O'Hare Intl - Castries Hewanorra, Lambert-St Louis - Castries Hewanorra or Chicago Midway - Castries Hewanorra as they are the most popular.

  • What are the cheapest flights from Illinois to Castries?

    While on average a flight from Illinois to Castries is generally $831, our data shows the cheapest flight currently is $368. When looking at the most popular route, (Chicago O'Hare Intl - Castries Hewanorra), you can expect to pay $499 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Illinois to Castries (average of $535). Flying from Illinois to Castries in December is currently the most expensive (average of $675). 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 Illinois to Castries

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Castries flights
John F Kennedy Intl to Castries flights
LaGuardia to Castries flights
Newark to Castries flights
Miami to Castries flights
Boston to Castries flights
Dulles Intl to Castries flights
O'Hare Intl to Castries flights
Atlanta to Castries flights
Baltimore to Castries flights
Reagan-National to Castries flights
Hobby to Castries flights
Charlotte to Castries flights
Los Angeles to Castries flights
Dallas/Fort Worth to Castries flights
Detroit to Castries flights
Miami to Castries flights
Philadelphia to Castries flights
George Bush Intcntl to Castries flights
Raleigh to Castries flights
Kansas City to Castries flights
Pittsburgh to Castries flights
Tampa to Castries flights
Minneapolis to Castries flights
New Orleans to Castries flights
Austin to Castries flights
Denver to Castries flights
Orlando to Castries flights
San Francisco to Castries flights
Hartford to Castries flights
Seattle to Castries flights
Newark to Castries flights
Richmond to Castries flights
Atlanta to Castries flights
Columbus to Castries flights
Sky Harbor Intl to Castries flights
Providence to Castries flights
Fort Lauderdale to Castries flights
Milwaukee to Castries flights
Savannah to Castries flights
St. Louis to Castries flights
Nashville to Castries flights
Omaha to Castries flights
Midway to Castries flights
Cleveland to Castries flights
Indianapolis to Castries flights
Jacksonville to Castries flights
Boston to Castries flights
Cincinnati to Castries flights

Top 3 airlines flying from Illinois to Castries

Discover the top 3 airlines that operate flights from Illinois to Castries. 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 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$443Average$632FlexibilityNo cancel feeOn-time71%
DeltaCheapest$555Average$766FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$570Average$912FlexibilityNo cancel feeOn-time69%

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.