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Cheap flights from Chicago to Saint Lucia from $245

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 3/21. 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.
JetBlue Logo
9:40 am - 3:43 pm
ORD
-
UVF
28h 03m1 stop
JetBlue Logo
5:21 pm - 7:36 pm
UVF
-
ORD
28h 15m1 stop
$414JetBlue
Mon, Jan 26 - Fri, Jan 30
JetBlue Logo
9:40 am - 3:43 pm
ORD
-
UVF
28h 03m1 stop
JetBlue Logo
5:21 pm - 7:36 pm
UVF
-
ORD
28h 15m1 stop
$467JetBlue
Mon, Jan 26 - Fri, Jan 30
JetBlue Logo
12:59 pm - 4:01 pm
ORD
-
UVF
25h 02m1 stop
JetBlue Logo
5:23 pm - 10:59 pm
UVF
-
ORD
31h 36m1 stop
$474JetBlue
Sat, Feb 28 - Wed, Mar 4
JetBlue Logo
6:04 am - 4:01 pm
ORD
-
UVF
7h 57m1 stop
JetBlue Logo
6:40 pm - 8:09 am
UVF
-
ORD
15h 29m1 stop
$487JetBlue
Tue, Feb 24 - Sat, Mar 7
Air Canada Logo
1:55 pm - 4:25 pm
ORD
-
UVF
24h 30m2 stops
Air Canada Logo
5:15 pm - 6:55 pm
UVF
-
ORD
27h 40m2 stops
$498Air Canada
Sun, Jan 11 - Wed, Jan 14
Air Canada Logo
2:00 pm - 4:25 pm
ORD
-
UVF
24h 25m1 stop
Air Canada Logo
5:15 pm - 8:05 am
UVF
-
ORD
16h 50m2 stops
$509Air Canada
Sun, Jan 11 - Sun, Jan 18
Delta Logo
6:00 am - 3:05 pm
MDW
-
UVF
7h 05m1 stop
Delta Logo
4:25 pm - 8:54 am
UVF
-
MDW
18h 29m2 stops
$630Delta
Mon, Feb 9 - Thu, Feb 12
Delta Logo
6:00 am - 3:05 pm
MDW
-
UVF
7h 05m1 stop
Delta Logo
4:25 pm - 12:46 pm
UVF
-
MDW
22h 21m2 stops
$660Delta
Sun, Feb 8 - Thu, Feb 12
Multiple Airlines Logo
5:01 pm - 3:53 pm
MDW
-
UVF
20h 52m2 stops
Multiple Airlines Logo
5:21 pm - 7:07 pm
UVF
-
MDW
27h 46m2 stops
$762Multiple Airlines
Thu, Feb 5 - Tue, Feb 10
Multiple Airlines Logo
5:15 am - 6:35 pm
ORD
-
SLU
11h 20m3 stops
Multiple Airlines Logo
6:20 pm - 11:46 pm
SLU
-
ORD
31h 26m2 stops
$897Multiple Airlines
Mon, Jan 19 - Sat, Jan 24

Air Canada flights from Chicago to Saint Lucia

Our best Air Canada deals on Chicago to Saint Lucia flight tickets
Air Canada
Jan 11
ORD1:55 pmChicago O'Hare Intl
24h 30m
2 stops
UVF4:25 pmCastries Hewanorra
Jan 14
UVF5:15 pmCastries Hewanorra
27h 40m
2 stops
ORD6:55 pmChicago O'Hare Intl
$498
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
16h 50m
2 stops
ORD8:05 amChicago O'Hare Intl
$509
Find similar
Air Canada
Jan 21
ORD8:45 pmChicago O'Hare Intl
17h 40m
1 stop
UVF4:25 pmCastries Hewanorra
Jan 28
UVF5:15 pmCastries Hewanorra
18h 51m
1 stop
ORD10:06 amChicago O'Hare Intl
$522
Find similar

JetBlue flights from Chicago to Saint Lucia

Our best JetBlue deals on Chicago to Saint Lucia flight tickets
JetBlue
Jan 26
ORD9:40 amChicago O'Hare Intl
28h 03m
1 stop
UVF3:43 pmCastries Hewanorra
Jan 30
UVF5:21 pmCastries Hewanorra
28h 15m
1 stop
ORD7:36 pmChicago O'Hare Intl
$414
Find similar
JetBlue
Jan 26
ORD9:40 amChicago O'Hare Intl
28h 03m
1 stop
UVF3:43 pmCastries Hewanorra
Jan 30
UVF5:21 pmCastries Hewanorra
28h 15m
1 stop
ORD7:36 pmChicago O'Hare Intl
$467
Find similar
JetBlue
Feb 28
ORD12:59 pmChicago O'Hare Intl
25h 02m
1 stop
UVF4:01 pmCastries Hewanorra
Mar 4
UVF5:23 pmCastries Hewanorra
31h 36m
1 stop
ORD10:59 pmChicago O'Hare Intl
$474
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 January 2, 2026.
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

Mon 1/26

9:40 am-3:43 pm

1 stop28h 03m

Castries Hewanorra

Fri 1/30

5:21 pm-7:36 pm

1 stop28h 15m

$414

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 1/26

9:40 am-3:43 pm

1 stop28h 03m

Castries Hewanorra

Fri 1/30

5:21 pm-7:36 pm

1 stop28h 15m

$467

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 2/28

12:59 pm-4:01 pm

1 stop25h 02m

Castries Hewanorra

Wed 3/4

5:23 pm-10:59 pm

1 stop31h 36m

$474

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Tue 2/24

6:04 am-4:01 pm

1 stop7h 57m

Castries Hewanorra

Sat 3/7

6:40 pm-8:09 am

1 stop15h 29m

$487

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 1/11

1:55 pm-4:25 pm

2 stops24h 30m

Castries Hewanorra

Wed 1/14

5:15 pm-6:55 pm

2 stops27h 40m

$498

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 1/11

2:00 pm-4:25 pm

1 stop24h 25m

Castries Hewanorra

Sun 1/18

5:15 pm-8:05 am

2 stops16h 50m

$509

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Mon 2/9

6:00 am-3:05 pm

1 stop7h 05m

Castries Hewanorra

Thu 2/12

4:25 pm-8:54 am

2 stops18h 29m

$630

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Sun 2/8

6:00 am-3:05 pm

1 stop7h 05m

Castries Hewanorra

Thu 2/12

4:25 pm-12:46 pm

2 stops22h 21m

$660

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Thu 2/5

5:01 pm-3:53 pm

2 stops20h 52m

Castries Hewanorra

Tue 2/10

5:21 pm-7:07 pm

2 stops27h 46m

$762

ChicagoCastries

ORD - SLU

ORDSLU

Chicago O'Hare Intl

Mon 1/19

5:15 am-6:35 pm

3 stops11h 20m

Castries George F. L. Charle

Sat 1/24

6:20 pm-11:46 pm

2 stops31h 26m

$897

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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 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

$1,468

Fastest flight time

5h 33m

Direct flights

Sun

Airports in Saint Lucia

7 airports
The best flight deal from Chicago to Saint Lucia found on momondo in the last 72 hours is $1,468
The fastest flight from Chicago to Saint Lucia takes 5h 33m
Direct flights go from Chicago to Saint Lucia on Sunday. There are no airlines offering direct flights.
There are 7 airports in Saint Lucia. From Chicago there are direct flights to 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
American AirlinesPriceFrom $552Free CancellationRating
7.2
11,075 reviews
Search American Airlines flights
DeltaPriceFrom $555Free CancellationRating
7.9
8,021 reviews
Search Delta flights
United AirlinesPriceFrom $570Free CancellationRating
7.4
9,132 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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