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Cheap flights from Chicago 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 Chicago to Saint Lucia departing on 3/28. 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 Chicago to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:30 pm - 4:02 pmORD-UVF
18h 32m1 stop
American Airlines Logo
5:02 pm - 9:05 amUVF-ORD
18h 03m1 stop
$489American Airlines
Find Deal
Sat, Jan 24 - Tue, Feb 3
American Airlines Logo
7:30 pm - 1:46 pmORD-UVF
16h 16m1 stop
American Airlines Logo
5:02 pm - 9:05 amUVF-ORD
18h 03m2 stops
$494American Airlines
Find Deal
Sat, Jan 24 - Tue, Feb 3
Air Canada Logo
8:45 pm - 4:25 pmORD-UVF
17h 40m1 stop
Air Canada Logo
5:15 pm - 9:13 amUVF-ORD
17h 58m1 stop
$499Air Canada
Find Deal
Sun, Jan 11 - Sun, Jan 18
Air Canada Logo
5:52 pm - 4:20 pmORD-UVF
44h 28m2 stops
Air Canada Logo
5:15 pm - 4:40 pmUVF-ORD
25h 25m1 stop
$501Air Canada
Find Deal
Mon, Jan 19 - Mon, Jan 26
JetBlue Logo
9:40 am - 3:43 pmORD-UVF
28h 03m1 stop
JetBlue Logo
5:21 pm - 5:43 pmUVF-ORD
26h 22m2 stops
$514JetBlue
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Tue, Jan 20 - Tue, Jan 27
Delta Logo
5:30 am - 3:30 pmORD-UVF
8h 00m1 stop
Delta Logo
4:25 pm - 11:59 pmUVF-ORD
9h 34m1 stop
$519Delta
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Fri, Jan 2 - Thu, Jan 15
American Airlines Logo
7:30 pm - 1:46 pmORD-UVF
16h 16m1 stop
American Airlines Logo
5:02 pm - 7:22 amUVF-ORD
16h 20m2 stops
$524American Airlines
Find Deal
Sat, Jan 31 - Sat, Feb 7
Delta Logo
6:00 am - 3:05 pmMDW-UVF
7h 05m1 stop
Delta Logo
4:25 pm - 5:55 pmUVF-MDW
27h 30m2 stops
$554Delta
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Thu, Jan 29 - Mon, Feb 2
Multiple Airlines Logo
8:45 pm - 7:00 pmORD-SLU
20h 15m3 stops
Multiple Airlines Logo
7:10 pm - 9:03 pmSLU-ORD
27h 53m2 stops
$820Multiple Airlines
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Fri, Jan 9 - Sun, Jan 11
Multiple Airlines Logo
5:15 am - 1:10 pmORD-SLU
29h 55m2 stops
Multiple Airlines Logo
1:55 pm - 9:13 amSLU-ORD
21h 18m2 stops
$900Multiple Airlines
Find Deal
Fri, Jan 16 - Fri, Jan 23

Delta flights from Chicago to Saint Lucia

Our best Delta deals on Chicago to Saint Lucia flight tickets
Delta
Jan 2
ORD5:30 amChicago O'Hare Intl
8h 00m
1 stop
UVF3:30 pmCastries Hewanorra
Jan 15
UVF4:25 pmCastries Hewanorra
9h 34m
1 stop
ORD11:59 pmChicago O'Hare Intl
$519
Find similar
Delta
Jan 29
MDW6:00 amChicago Midway
7h 05m
1 stop
UVF3:05 pmCastries Hewanorra
Feb 2
UVF4:25 pmCastries Hewanorra
27h 30m
2 stops
MDW5:55 pmChicago Midway
$554
Find similar
Delta
Mar 23
ORD7:22 pmChicago O'Hare Intl
17h 42m
2 stops
UVF2:04 pmCastries Hewanorra
Mar 25
UVF3:24 pmCastries Hewanorra
18h 33m
2 stops
ORD8:57 amChicago O'Hare Intl
$570
Find similar

American Airlines flights from Chicago to Saint Lucia

Our best American Airlines deals on Chicago to Saint Lucia flight tickets
American Airlines
Jan 24
ORD7:30 pmChicago O'Hare Intl
18h 32m
1 stop
UVF4:02 pmCastries Hewanorra
Feb 3
UVF5:02 pmCastries Hewanorra
18h 03m
1 stop
ORD9:05 amChicago O'Hare Intl
$489
Find similar
American Airlines
Jan 24
ORD7:30 pmChicago O'Hare Intl
16h 16m
1 stop
UVF1:46 pmCastries Hewanorra
Feb 3
UVF5:02 pmCastries Hewanorra
18h 03m
2 stops
ORD9:05 amChicago O'Hare Intl
$494
Find similar
American Airlines
Jan 31
ORD7:30 pmChicago O'Hare Intl
16h 16m
1 stop
UVF1:46 pmCastries Hewanorra
Feb 7
UVF5:02 pmCastries Hewanorra
16h 20m
2 stops
ORD7:22 amChicago O'Hare Intl
$524
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago 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 December 3, 2025.
Use the filters below to find and compare flights from Chicago to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/24

7:30 pm-4:02 pm

1 stop18h 32m

Castries Hewanorra

Tue 2/3

5:02 pm-9:05 am

1 stop18h 03m

$489

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/24

7:30 pm-1:46 pm

1 stop16h 16m

Castries Hewanorra

Tue 2/3

5:02 pm-9:05 am

2 stops18h 03m

$494

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 1/11

8:45 pm-4:25 pm

1 stop17h 40m

Castries Hewanorra

Sun 1/18

5:15 pm-9:13 am

1 stop17h 58m

$499

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 1/19

5:52 pm-4:20 pm

2 stops44h 28m

Castries Hewanorra

Mon 1/26

5:15 pm-4:40 pm

1 stop25h 25m

$501

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Tue 1/20

9:40 am-3:43 pm

1 stop28h 03m

Castries Hewanorra

Tue 1/27

5:21 pm-5:43 pm

2 stops26h 22m

$514

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Fri 1/2

5:30 am-3:30 pm

1 stop8h 00m

Castries Hewanorra

Thu 1/15

4:25 pm-11:59 pm

1 stop9h 34m

$519

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/31

7:30 pm-1:46 pm

1 stop16h 16m

Castries Hewanorra

Sat 2/7

5:02 pm-7:22 am

2 stops16h 20m

$524

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Thu 1/29

6:00 am-3:05 pm

1 stop7h 05m

Castries Hewanorra

Mon 2/2

4:25 pm-5:55 pm

2 stops27h 30m

$554

ChicagoCastries

ORD - SLU

ORDSLU

Chicago O'Hare Intl

Fri 1/9

8:45 pm-7:00 pm

3 stops20h 15m

Castries George F. L. Charle

Sun 1/11

7:10 pm-9:03 pm

2 stops27h 53m

$820

ChicagoCastries

ORD - SLU

ORDSLU

Chicago O'Hare Intl

Fri 1/16

5:15 am-1:10 pm

2 stops29h 55m

Castries George F. L. Charle

Fri 1/23

1:55 pm-9:13 am

2 stops21h 18m

$900

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 Chicago 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 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 Chicago 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 Chicago 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 Chicago to Saint Lucia flight route?

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

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

There is only 1 cabin class available to choose from on Chicago 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 Chicago to Saint Lucia flights?

You could potentially save up to 19% on your flight if you consider stops on a Chicago to Saint Lucia flight.

Cheap Chicago to Saint Lucia flight deals and tips

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

Best Price Found

$392

Fastest flight time

5h 33m

Direct flights

Sun

Airports in Saint Lucia

1 airport
The best one-way flight to Saint Lucia from Chicago in the past 72 hours is $392. The best round-trip flight deal from Chicago to Saint Lucia found on momondo in the last 72 hours is $771.
The fastest flight from Chicago to Saint Lucia takes 5h 33m
Direct flights go from Chicago to Saint Lucia on Sunday. The only airline offering direct flights is United Airlines.
There is 1 airport near Saint Lucia: Castries Hewanorra (UVF)
Search flight deals

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

    Prices for flights from Chicago to Saint Lucia refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago 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 Chicago to Saint Lucia?

Best airlines flying from Chicago to Saint Lucia

Compare and see reviews for airlines that fly from Chicago to Saint Lucia with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $555Free CancellationRating
7.9
8,011 reviews
Search Delta flights
American AirlinesPriceFrom $565Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
United AirlinesPriceFrom $570Free CancellationRating
7.4
9,063 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Saint Lucia. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo provides multiple filters to help you find the best flight to Saint Lucia from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Chicago to Saint Lucia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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