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Cheap flights from Chicago to Saint Lucia from $233

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 10/25. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:30 pm - 3:25 pm
ORD
-
UVF
19h 55m
1 stop
Air Canada Logo
5:25 pm - 9:00 am
UVF
-
ORD
17h 35m
1 stop
$562Air Canada
Sun, Oct 25 - Sun, Nov 1
Air Canada Logo
3:40 pm - 2:15 pm
ORD
-
UVF
45h 35m
2 stops
Air Canada Logo
4:25 pm - 2:56 pm
UVF
-
ORD
23h 31m
1 stop
$565Air Canada
Wed, Oct 21 - Sun, Oct 25
Air Canada Logo
6:21 pm - 2:15 pm
ORD
-
UVF
42h 54m
2 stops
Air Canada Logo
4:25 pm - 7:35 pm
UVF
-
ORD
28h 10m
1 stop
$570Air Canada
Wed, Oct 21 - Sun, Oct 25
Air Canada Logo
6:21 pm - 2:15 pm
ORD
-
UVF
42h 54m
2 stops
Air Canada Logo
4:25 pm - 11:10 am
UVF
-
ORD
19h 45m
2 stops
$573Air Canada
Wed, Oct 21 - Sun, Oct 25
Air Canada Logo
11:05 am - 2:15 pm
ORD
-
UVF
50h 10m
2 stops
Air Canada Logo
4:25 pm - 7:35 pm
UVF
-
ORD
28h 10m
1 stop
$575Air Canada
Wed, Oct 21 - Sun, Oct 25
Delta Logo
6:00 am - 2:12 pm
MDW
-
UVF
7h 12m
1 stop
Delta Logo
3:34 pm - 12:39 pm
UVF
-
MDW
22h 05m
2 stops
$703Delta
Thu, Jul 30 - Tue, Aug 4
Delta Logo
6:00 am - 2:12 pm
MDW
-
UVF
7h 12m
1 stop
Delta Logo
3:34 pm - 12:39 pm
UVF
-
MDW
22h 05m
2 stops
$738Delta
Thu, Jul 30 - Tue, Aug 4
Delta Logo
6:05 am - 2:14 pm
MDW
-
UVF
7h 09m
1 stop
Delta Logo
3:32 pm - 10:45 pm
UVF
-
MDW
8h 13m
1 stop
$773Delta
Fri, Sep 4 - Wed, Sep 9
Delta Logo
6:05 am - 2:14 pm
MDW
-
UVF
7h 09m
1 stop
Delta Logo
3:32 pm - 10:45 pm
UVF
-
MDW
8h 13m
1 stop
$783Delta
Fri, Sep 4 - Wed, Sep 9
Multiple Airlines Logo
6:30 pm - 7:00 pm
ORD
-
SLU
22h 30m
2 stops
Multiple Airlines Logo
12:35 pm - 11:10 am
SLU
-
ORD
24h 35m
2 stops
$879Multiple Airlines
Sat, Dec 5 - Sun, Dec 13

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American Airlines flights from Chicago to Saint Lucia

Our best American Airlines deals on Chicago to Saint Lucia flight tickets
American Airlines
Sep 4
ORD5:00 amChicago O'Hare Intl
7h 49m
1 stop
UVF1:49 pmCastries Hewanorra
Sep 9
UVF3:02 pmCastries Hewanorra
9h 30m
1 stop
ORD11:32 pmChicago O'Hare Intl
$688
American Airlines
Jul 21
ORD8:54 pmChicago O'Hare Intl
15h 56m
2 stops
UVF1:50 pmCastries Hewanorra
Jul 29
UVF2:50 pmCastries Hewanorra
16h 48m
2 stops
ORD6:38 amChicago O'Hare Intl
$693
American Airlines
Jul 17
ORD5:59 pmChicago O'Hare Intl
18h 51m
1 stop
UVF1:50 pmCastries Hewanorra
Jul 24
UVF3:20 pmCastries Hewanorra
18h 42m
1 stop
ORD9:02 amChicago O'Hare Intl
$698

Delta flights from Chicago to Saint Lucia

Our best Delta deals on Chicago to Saint Lucia flight tickets
Delta
Jul 30
MDW6:00 amChicago Midway
7h 12m
1 stop
UVF2:12 pmCastries Hewanorra
Aug 4
UVF3:34 pmCastries Hewanorra
22h 05m
2 stops
MDW12:39 pmChicago Midway
$703
Delta
Jul 30
MDW6:00 amChicago Midway
7h 12m
1 stop
UVF2:12 pmCastries Hewanorra
Aug 4
UVF3:34 pmCastries Hewanorra
22h 05m
2 stops
MDW12:39 pmChicago Midway
$738
Delta
Sep 4
MDW6:05 amChicago Midway
7h 09m
1 stop
UVF2:14 pmCastries Hewanorra
Sep 9
UVF3:32 pmCastries Hewanorra
8h 13m
1 stop
MDW10:45 pmChicago Midway
$773

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 June 19, 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

Cheapest round-trip

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 10/25

6:30 pm-3:25 pm

1 stop19h 55m

Castries Hewanorra

Sun 11/1

5:25 pm-9:00 am

1 stop17h 35m

$562

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Wed 10/21

3:40 pm-2:15 pm

2 stops45h 35m

Castries Hewanorra

Sun 10/25

4:25 pm-2:56 pm

1 stop23h 31m

$565

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Wed 10/21

6:21 pm-2:15 pm

2 stops42h 54m

Castries Hewanorra

Sun 10/25

4:25 pm-7:35 pm

1 stop28h 10m

$570

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Wed 10/21

6:21 pm-2:15 pm

2 stops42h 54m

Castries Hewanorra

Sun 10/25

4:25 pm-11:10 am

2 stops19h 45m

$573

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Wed 10/21

11:05 am-2:15 pm

2 stops50h 10m

Castries Hewanorra

Sun 10/25

4:25 pm-7:35 pm

1 stop28h 10m

$575

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Thu 7/30

6:00 am-2:12 pm

1 stop7h 12m

Castries Hewanorra

Tue 8/4

3:34 pm-12:39 pm

2 stops22h 05m

$703

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Thu 7/30

6:00 am-2:12 pm

1 stop7h 12m

Castries Hewanorra

Tue 8/4

3:34 pm-12:39 pm

2 stops22h 05m

$738
Quickest round-trip

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Fri 9/4

6:05 am-2:14 pm

1 stop7h 09m

Castries Hewanorra

Wed 9/9

3:32 pm-10:45 pm

1 stop8h 13m

$773

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Fri 9/4

6:05 am-2:14 pm

1 stop7h 09m

Castries Hewanorra

Wed 9/9

3:32 pm-10:45 pm

1 stop8h 13m

$783

ChicagoCastries

ORD - SLU

ORDSLU

Chicago O'Hare Intl

Sat 12/5

6:30 pm-7:00 pm

2 stops22h 30m

Castries George F. L. Charle

Sun 12/13

12:35 pm-11:10 am

2 stops24h 35m

$879

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 month to fly to Saint Lucia?

The month of April is, on average, the cheapest month to fly to Saint Lucia from Chicago, with most prices found around $363. If you aren’t able to travel to Saint Lucia during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $382.

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?

No. A direct flight is the cheapest option for a flight between Chicago to Saint Lucia.

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

$488

Fastest flight time

5h 33m

Direct flights

Sun

Airports in Saint Lucia

7 airports
The best one-way flight to Saint Lucia from Chicago in the past 72 hours is $488. The best round-trip flight deal from Chicago to Saint Lucia found on momondo in the last 72 hours is $1,045.
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 are 7 airports in Saint Lucia. From Chicago there are direct flights to Castries Hewanorra (UVF).
Search flight deals

Frequently asked questions about flying from Chicago to Saint Lucia

  • 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
7.1
11,703 reviews
Search American Airlines flights
DeltaPriceFrom $565Free CancellationRating
7.8
8,417 reviews
Search Delta flights
United AirlinesPriceFrom $621Free CancellationRating
7.4
9,860 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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