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Castries

$139+ 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 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — UVF
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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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 January 26, 2026.

This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/248:40 pm
ORD
-
UVF
1 stop17h 45m
Air Canada
Thu 3/264:15 pm
UVF
-
ORD
2 stops23h 40m
Air Canada
Deal found 1/25$472
This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2412:50 pm
ORD
-
UVF
2 stops25h 35m
Air Canada
Mon 3/304:20 pm
UVF
-
ORD
2 stops19h 33m
Air Canada
Deal found 1/25$475
This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:04 pm
ORD
-
UVF
2 stops20h 16m
Air Canada
Thu 3/55:15 pm
UVF
-
ORD
1 stop23h 55m
Air Canada
Deal found 1/25$486
This FlightHub deal was found by Cheapflights users on 1/25. 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.
Tue 2/241:12 pm
ORD
-
UVF
1 stop25h 08m
Multiple Airlines
Mon 3/25:23 pm
UVF
-
ORD
1 stop20h 26m
Multiple Airlines
Deal found 1/25$490
This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/113:40 pm
ORD
-
UVF
2 stops21h 30m
Air Canada
Fri 6/193:05 pm
UVF
-
ORD
2 stops19h 46m
Air Canada
Deal found 1/25$493
This Air Canada deal was found by Cheapflights users on 1/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/188:40 pm
ORD
-
UVF
1 stop17h 45m
Air Canada
Thu 3/264:15 pm
UVF
-
ORD
2 stops19h 55m
Air Canada
Deal found 1/24$504
This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/228:40 pm
ORD
-
UVF
1 stop17h 45m
Air Canada
Thu 3/55:15 pm
UVF
-
ORD
2 stops23h 40m
Air Canada
Deal found 1/25$505
This Delta deal was found by Cheapflights users on 1/24. 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.
Mon 2/95:30 am
ORD
-
UVF
1 stop7h 35m
Delta
Thu 2/194:25 pm
UVF
-
ORD
1 stop9h 31m
Delta
Deal found 1/24$506
This Mytrip deal was found by Cheapflights users on 1/25. 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 3/2510:35 am
ORD
-
UVF
2 stops27h 50m
Air Canada
Mon 3/304:20 pm
UVF
-
ORD
2 stops19h 33m
Air Canada
Deal found 1/25$508
This Mytrip deal was found by Cheapflights users on 1/25. 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.
Tue 3/242:00 pm
ORD
-
UVF
1 stop24h 25m
Air Canada
Sun 3/294:20 pm
UVF
-
ORD
2 stops43h 33m
Air Canada
Deal found 1/25$521
This Air Canada deal was found by Cheapflights users on 1/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/278:45 pm
ORD
-
UVF
1 stop17h 35m
Air Canada
Wed 2/45:15 pm
UVF
-
ORD
1 stop17h 58m
Air Canada
Deal found 1/24$522
This Delta deal was found by Cheapflights users on 1/25. 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.
Tue 3/176:00 am
MDW
-
UVF
1 stop6h 58m
Delta
Tue 3/243:18 pm
UVF
-
MDW
2 stops22h 11m
Delta
Deal found 1/25$551

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 January 26, 2026.

Round-trip from

$472
(Air Canada)

One-way from

$139
(Booking.com)

Popular in

December

Cheapest in

September
From Illinois to Castries Hewanorra
Search Deals
One-way flight from Illinois to Castries Hewanorra
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($368 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease ($89 potential savings vs. average RT price).
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 January 26, 2026.
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

Thu 3/19

8:40 pm-3:25 pm

1 stop17h 45m

Castries Hewanorra

Thu 3/26

4:15 pm-11:10 am

2 stops19h 55m

$504

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 2/9

5:30 am-3:05 pm

1 stop7h 35m

Castries Hewanorra

Thu 2/19

4:25 pm-11:56 pm

1 stop9h 31m

$506

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Thu 3/19

8:40 pm-3:25 pm

1 stop17h 45m

Castries Hewanorra

Wed 3/25

4:15 pm-7:45 pm

1 stop28h 30m

$533

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 2/1

2:00 pm-4:25 pm

1 stop24h 25m

Castries Hewanorra

Thu 2/5

5:15 pm-9:13 am

1 stop17h 58m

$537

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 3/23

7:59 pm-1:58 pm

1 stop16h 59m

Castries Hewanorra

Wed 3/25

3:18 pm-11:54 pm

1 stop9h 36m

$546

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Tue 3/17

7:59 pm-1:58 pm

1 stop16h 59m

Castries Hewanorra

Wed 3/25

3:18 pm-11:54 pm

1 stop9h 36m

$546

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Wed 4/22

1:55 pm-3:25 pm

2 stops24h 30m

Castries Hewanorra

Mon 4/27

4:15 pm-2:55 pm

2 stops23h 40m

$548

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Tue 3/24

6:00 am-1:58 pm

1 stop6h 58m

Castries Hewanorra

Wed 3/25

3:18 pm-12:29 pm

2 stops22h 11m

$551

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Tue 3/17

6:00 am-1:58 pm

1 stop6h 58m

Castries Hewanorra

Wed 3/25

3:18 pm-12:29 pm

2 stops22h 11m

$551

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Tue 3/24

1:10 pm-1:58 pm

2 stops23h 48m

Castries Hewanorra

Tue 3/31

3:18 pm-12:29 pm

2 stops22h 11m

$551

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 42 results
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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, February is the cheapest month in which you can book a flight from Illinois to Castries (average of $519). Flying from Illinois to Castries in July is currently the most expensive (average of $636). 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 January 26, 2026.

When flying from Illinois to Castries, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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?

    Air Canada, Delta, and American Airlines can get you from Illinois to Castries in just under 7h 11m. Your travel time can differ by up to 10h 34m. Illinois and Castries are separated by a distance of 2489 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 $957, our data shows the cheapest flight currently is $359. When looking at the most popular route, (Chicago O'Hare Intl - Castries Hewanorra), you can expect to pay $506 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, February is the cheapest month in which you can book a flight from Illinois to Castries (average of $519). Flying from Illinois to Castries in July is currently the most expensive (average of $636). 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

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Alternative routes for Illinois to Castries

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$443Average$631FlexibilityNo cancel feeOn-time71%
DeltaCheapest$546Average$750FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$600Average$1,011FlexibilityNo cancel feeOn-time69%

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