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Cheap flights from Illinois to Saint Lucia from $195

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Saint Lucia departing on 4/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
8:45 am - 3:15 pmORD-UVF
28h 30m1 stop
JetBlue Logo
4:40 pm - 7:45 pmUVF-ORD
29h 05m1 stop
$426JetBlue
Find Deal
Thu, Feb 5 - Mon, Feb 9
Air Canada Logo
10:00 am - 4:25 pmORD-UVF
28h 25m1 stop
Air Canada Logo
5:15 pm - 6:55 pmUVF-ORD
27h 40m2 stops
$454Air Canada
Find Deal
Sun, Nov 9 - Fri, Nov 14
JetBlue Logo
8:45 am - 3:15 pmORD-UVF
28h 30m1 stop
JetBlue Logo
4:40 pm - 7:45 pmUVF-ORD
29h 05m1 stop
$471JetBlue
Find Deal
Thu, Jan 29 - Mon, Feb 2
Air Canada Logo
2:00 pm - 4:25 pmORD-UVF
24h 25m1 stop
Air Canada Logo
5:15 pm - 11:18 amUVF-ORD
20h 03m2 stops
$496Air Canada
Find Deal
Sun, Nov 9 - Fri, Nov 21
American Airlines Logo
7:30 pm - 1:47 pmORD-UVF
16h 17m1 stop
American Airlines Logo
4:05 pm - 11:27 pmUVF-ORD
9h 22m1 stop
$565American Airlines
Find Deal
Sat, Jan 24 - Tue, Feb 3
American Airlines Logo
7:55 pm - 1:46 pmORD-UVF
15h 51m2 stops
American Airlines Logo
5:02 pm - 8:31 amUVF-ORD
17h 29m2 stops
$570American Airlines
Find Deal
Sat, Jan 24 - Tue, Feb 3
Delta Logo
5:33 am - 3:05 pmORD-UVF
7h 32m1 stop
Delta Logo
4:25 pm - 11:57 pmUVF-ORD
9h 32m1 stop
$590Delta
Find Deal
Mon, Jan 19 - Mon, Jan 26
Delta Logo
6:00 am - 2:08 pmSTL-UVF
7h 08m1 stop
Delta Logo
3:20 pm - 11:38 pmUVF-STL
9h 18m1 stop
$600Delta
Find Deal
Fri, Apr 24 - Thu, Apr 30
WestJet Logo
2:00 pm - 1:46 pmMDW-UVF
22h 46m2 stops
WestJet Logo
2:50 pm - 1:07 pmUVF-MDW
23h 17m2 stops
$909WestJet
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Mon, Apr 13 - Thu, Apr 23
WestJet Logo
9:20 am - 1:46 pmMDW-UVF
27h 26m2 stops
WestJet Logo
2:50 pm - 1:07 pmUVF-MDW
23h 17m3 stops
$912WestJet
Find Deal
Mon, Apr 13 - Thu, Apr 23

JetBlue flights from Illinois to Saint Lucia

Our best JetBlue deals on Illinois to Saint Lucia flight tickets
JetBlue
Feb 5
ORD8:45 amChicago O'Hare Intl
28h 30m
1 stop
UVF3:15 pmCastries Hewanorra
Feb 9
UVF4:40 pmCastries Hewanorra
29h 05m
1 stop
ORD7:45 pmChicago O'Hare Intl
$426
Find similar
JetBlue
Jan 29
ORD8:45 amChicago O'Hare Intl
28h 30m
1 stop
UVF3:15 pmCastries Hewanorra
Feb 2
UVF4:40 pmCastries Hewanorra
29h 05m
1 stop
ORD7:45 pmChicago O'Hare Intl
$471
Find similar
JetBlue
Nov 13
ORD6:45 amChicago O'Hare Intl
30h 12m
1 stop
UVF2:57 pmCastries Hewanorra
Nov 19
UVF4:57 pmCastries Hewanorra
21h 51m
1 stop
ORD12:48 pmChicago O'Hare Intl
$476
Find similar

Air Canada flights from Illinois to Saint Lucia

Our best Air Canada deals on Illinois to Saint Lucia flight tickets
Air Canada
Nov 9
ORD10:00 amChicago O'Hare Intl
28h 25m
1 stop
UVF4:25 pmCastries Hewanorra
Nov 14
UVF5:15 pmCastries Hewanorra
27h 40m
2 stops
ORD6:55 pmChicago O'Hare Intl
$454
Find similar
Air Canada
Nov 9
ORD2:00 pmChicago O'Hare Intl
24h 25m
1 stop
UVF4:25 pmCastries Hewanorra
Nov 21
UVF5:15 pmCastries Hewanorra
20h 03m
2 stops
ORD11:18 amChicago O'Hare Intl
$496
Find similar
Air Canada
Jan 11
ORD2:00 pmChicago O'Hare Intl
24h 25m
1 stop
UVF4:25 pmCastries Hewanorra
Jan 18
UVF5:15 pmCastries Hewanorra
21h 46m
1 stop
ORD1:01 pmChicago O'Hare Intl
$509
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Saint Lucia 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, momondo users made 832,500 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Illinois to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Thu 2/5

8:45 am-3:15 pm

1 stop28h 30m

Castries Hewanorra

Mon 2/9

4:40 pm-7:45 pm

1 stop29h 05m

$426

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 11/9

10:00 am-4:25 pm

1 stop28h 25m

Castries Hewanorra

Fri 11/14

5:15 pm-6:55 pm

2 stops27h 40m

$454

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Thu 1/29

8:45 am-3:15 pm

1 stop28h 30m

Castries Hewanorra

Mon 2/2

4:40 pm-7:45 pm

1 stop29h 05m

$471

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 11/9

2:00 pm-4:25 pm

1 stop24h 25m

Castries Hewanorra

Fri 11/21

5:15 pm-11:18 am

2 stops20h 03m

$496

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/24

7:30 pm-1:47 pm

1 stop16h 17m

Castries Hewanorra

Tue 2/3

4:05 pm-11:27 pm

1 stop9h 22m

$565

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/24

7:55 pm-1:46 pm

2 stops15h 51m

Castries Hewanorra

Tue 2/3

5:02 pm-8:31 am

2 stops17h 29m

$570

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 1/19

5:33 am-3:05 pm

1 stop7h 32m

Castries Hewanorra

Mon 1/26

4:25 pm-11:57 pm

1 stop9h 32m

$590

St. LouisCastries

STL - UVF

STLUVF

Lambert-St Louis

Fri 4/24

6:00 am-2:08 pm

1 stop7h 08m

Castries Hewanorra

Thu 4/30

3:20 pm-11:38 pm

1 stop9h 18m

$600

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Mon 4/13

2:00 pm-1:46 pm

2 stops22h 46m

Castries Hewanorra

Thu 4/23

2:50 pm-1:07 pm

2 stops23h 17m

$909

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Mon 4/13

9:20 am-1:46 pm

2 stops27h 26m

Castries Hewanorra

Thu 4/23

2:50 pm-1:07 pm

3 stops23h 17m

$912

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint Lucia from

How to get the cheapest flight ticket from Illinois to Saint Lucia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Saint Lucia?

The month of September is, on average, the cheapest month to fly to Saint Lucia from Illinois, with most prices found around $608. If you aren’t able to travel to Saint Lucia during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $647.

What is the cheapest day to depart on your flight to Saint Lucia?

Our data shows that Tuesday is the least expensive day to fly to Saint Lucia. Tickets to fly out on this day can be as low as $628. On the other hand, Thursday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,262.

What is the cheapest time of day to depart on your flight to Saint Lucia?

Our data shows that the cheapest Illinois to Saint Lucia flights are usually those with departure times in the afternoon. Our users have found flights to Saint Lucia in the afternoon for as low as $613. Flights in the morning are often more expensive with an average ticket price of $862.

What is the cheapest Illinois to Saint Lucia flight route?

Fly from Chicago O'Hare Intl to Castries Hewanorra for the best Illinois - Saint Lucia flight prices

What cabin class options are available on Illinois to Saint Lucia flights?

There is only 1 cabin class available to choose from on Illinois to Saint Lucia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Saint Lucia flights?

You could potentially save up to 40% on your flight if you consider stops on a Illinois to Saint Lucia flight.

Cheap Illinois to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Saint Lucia

Best Price Found

$621

Fastest flight time

5h 33m

Direct flights

Sun

Airports in Saint Lucia

1 airport
The best flight deal from Illinois to Saint Lucia found on momondo in the last 72 hours is $621
The fastest flight from Illinois to Saint Lucia takes 5h 33m
Direct flights go from Illinois to Saint Lucia on Sunday. There are no airlines offering direct flights.
There is 1 airport near Saint Lucia: Castries Hewanorra (UVF)
Search flight deals

  • When did momondo last update prices for flights from Illinois to Saint Lucia?

    Prices for flights from Illinois to Saint Lucia were last updated today.

  • How many operators does momondo search for flights from Illinois to Saint Lucia?

  • How old do you have to be to fly from Illinois to Saint Lucia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Saint Lucia.

  • What documentation or ID do you need to fly to Saint Lucia?

    The travel and health documents you'll need for your trip to Saint Lucia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Illinois to Saint Lucia?

Best airlines flying from Illinois to Saint Lucia

Compare and see reviews for airlines that fly from Illinois to Saint Lucia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $443Free CancellationRating
7.2
11,033 reviews
Search American Airlines flights
DeltaPriceFrom $555Free CancellationRating
7.9
7,996 reviews
Search Delta flights
United AirlinesPriceFrom $558Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Saint Lucia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint Lucia from Illinois.

Can I find flights from Illinois to Saint Lucia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Saint Lucia from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois to Saint Lucia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint Lucia from Illinois.

I’m not ready to book a flight from Illinois to Saint Lucia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Saint Lucia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint Lucia and let you know when they change.

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