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Castries

$136+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — UVF
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Cheap flight deals from Illinois to Castries

Keep the following information in mind while searching for Illinois to Castries flight deals. Data was last updated October 14, 2025.

Round-trip from

$425
(Priceline)

One-way from

$136
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$670
From Illinois to Castries Hewanorra
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One-way flight from Illinois to Castries Hewanorra
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Highest demand for flights based on searches. 16% potential increase in price ($152 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 14, 2025.

This Priceline deal was found by Cheapflights users on 10/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:45 amORD - UVF
1 stop30h 12mJetBlue
Wed 11/194:57 pmUVF - ORD
1 stop21h 51mJetBlue
Deal found 10/12$425
This American Airlines deal was found by Cheapflights users on 10/14. 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 12/67:07 pmORD - UVF
1 stop18h 46mAmerican Airlines
Fri 12/124:53 pmUVF - ORD
1 stop17h 56mAmerican Airlines
Deal found 10/14$565
This Mytrip deal was found by Cheapflights users on 10/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:00 amORD - UVF
1 stop28h 25mMultiple Airlines
Sun 11/165:15 pmUVF - ORD
2 stops22h 11mMultiple Airlines
Deal found 10/12$572
This Mytrip deal was found by Cheapflights users on 10/14. 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.
Mon 12/13:35 pmORD - UVF
2 stops21h 15mMultiple Airlines
Fri 12/55:15 pmUVF - ORD
3 stops30h 11mMultiple Airlines
Deal found 10/14$584
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/3012:19 amORD - UVF
1 stop11h 00mAmerican Airlines
Fri 12/54:00 pmUVF - ORD
1 stop19h 08mAmerican Airlines
Deal found 10/14$595
This Mytrip deal was found by Cheapflights users on 10/14. 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.
Sat 10/2511:12 amORD - UVF
2 stops27h 13mMultiple Airlines
Tue 10/282:40 pmUVF - ORD
3 stops35h 23mMultiple Airlines
Deal found 10/14$598
This Mytrip deal was found by Cheapflights users on 10/14. 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 10/304:03 pmORD - UVF
2 stops22h 22mMultiple Airlines
Tue 11/43:40 pmUVF - ORD
2 stops21h 38mMultiple Airlines
Deal found 10/14$601
This Delta deal was found by Cheapflights users on 10/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:00 amMDW - UVF
1 stop7h 39mDelta
Wed 12/34:56 pmUVF - MDW
1 stop8h 53mDelta
Deal found 10/12$607
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:00 amSTL - UVF
1 stop7h 39mDelta
Tue 12/24:56 pmUVF - STL
1 stop17h 28mDelta
Deal found 10/13$617
This American Airlines deal was found by Cheapflights users on 10/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:20 pmSTL - UVF
1 stop16h 59mAmerican Airlines
Thu 12/42:23 pmUVF - STL
1 stop11h 36mAmerican Airlines
Deal found 10/13$621
This American Airlines deal was found by Cheapflights users on 10/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:38 pmSTL - UVF
2 stops21h 22mAmerican Airlines
Wed 11/194:52 pmUVF - STL
2 stops21h 45mAmerican Airlines
Deal found 10/13$647
This American Airlines deal was found by Cheapflights users on 10/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:45 pmSTL - UVF
2 stops19h 07mAmerican Airlines
Tue 12/24:05 pmUVF - STL
1 stop9h 02mAmerican Airlines
Deal found 10/12$651

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 October 14, 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

St. LouisCastries

STL - UVF

STLUVF

Lambert-St Louis

Sat 4/11

4:05 pm-3:25 pm

1 stop22h 20m

Castries Hewanorra

Wed 4/22

4:20 pm-3:24 pm

1 stop24h 04m

$562

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 2/23

5:50 am-3:04 pm

1 stop7h 14m

Castries Hewanorra

Thu 2/26

4:24 pm-8:39 am

1 stop18h 15m

$565

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Tue 2/17

5:50 am-3:04 pm

1 stop7h 14m

Castries Hewanorra

Tue 2/24

4:24 pm-11:54 pm

1 stop9h 30m

$565

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Tue 2/17

5:50 am-3:04 pm

1 stop7h 14m

Castries Hewanorra

Wed 2/25

4:24 pm-8:39 am

1 stop18h 15m

$565

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 3/23

7:55 pm-2:04 pm

1 stop17h 09m

Castries Hewanorra

Wed 4/1

3:24 pm-11:54 pm

1 stop9h 30m

$565

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/24

8:50 pm-3:03 pm

2 stops16h 13m

Castries Hewanorra

Tue 2/3

5:02 pm-12:30 am

1 stop9h 28m

$570

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 1/18

7:48 pm-1:47 pm

2 stops15h 59m

Castries Hewanorra

Thu 1/22

4:05 pm-11:27 pm

1 stop9h 22m

$570

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Tue 2/17

5:10 am-2:15 pm

1 stop7h 05m

Castries Hewanorra

Tue 2/24

5:00 pm-7:21 am

2 stops16h 21m

$570

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 2/23

7:00 am-3:04 pm

2 stops30h 04m

Castries Hewanorra

Wed 2/25

4:24 pm-8:39 am

1 stop18h 15m

$570

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 2/23

7:35 pm-3:04 pm

2 stops17h 29m

Castries Hewanorra

Tue 3/3

4:24 pm-12:41 pm

2 stops22h 17m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 43 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, June is the cheapest month in which you can book a flight from Illinois to Castries (average of $476). Flying from Illinois to Castries in July is currently the most expensive (average of $631). 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 October 14, 2025.

It’s optimal to fly from Illinois to Castries in the afternoon. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight at noon.

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 14m. Your travel time can differ by up to 15h 06m. 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 cheapest airlines to fly from Illinois to Castries one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $136. JetBlue flights start at $188 while deals on Delta start at $613 one-way.

  • 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, Chicago Midway - Castries Hewanorra or Lambert-St Louis - 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 $621, our data shows the cheapest flight currently is $600. When looking at the most popular route, (Chicago O'Hare Intl - Castries Hewanorra), you can expect to pay $446 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, June is the cheapest month in which you can book a flight from Illinois to Castries (average of $476). Flying from Illinois to Castries in July is currently the most expensive (average of $631). 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$443Average$629FlexibilityNo cancel feeOn-time71%
DeltaCheapest$555Average$740FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$558Average$863FlexibilityNo cancel feeOn-time69%

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