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Cheap flights from Chicago to Saint Lucia from $207

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 1/13. 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 - 12:30 amUVF-ORD
9h 28m1 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 - 8:31 amUVF-ORD
17h 29m2 stops
$494American Airlines
Find Deal
Sat, Jan 24 - Tue, Feb 3
Delta Logo
1:26 pm - 3:05 pmMDW-UVF
23h 39m2 stops
Delta Logo
4:25 pm - 5:37 pmUVF-MDW
27h 12m2 stops
$494Delta
Find Deal
Mon, Feb 9 - Thu, Feb 12
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
$513Air Canada
Find Deal
Sun, Jan 11 - Sun, Jan 18
Delta Logo
5:30 am - 3:05 pmORD-UVF
7h 35m1 stop
Delta Logo
4:25 pm - 11:56 pmUVF-ORD
9h 31m1 stop
$519Delta
Find Deal
Mon, Jan 19 - Mon, Jan 26
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
Air Canada Logo
5:57 pm - 3:30 pmORD-UVF
20h 33m1 stop
Air Canada Logo
4:20 pm - 10:08 amUVF-ORD
18h 48m2 stops
$526Air Canada
Find Deal
Sun, Mar 29 - Fri, Apr 3
American Airlines Logo
7:30 pm - 1:46 pmORD-UVF
16h 16m1 stop
American Airlines Logo
3:10 pm - 10:50 amUVF-ORD
21h 40m1 stop
$528American Airlines
Find Deal
Sat, Jan 31 - Sat, Feb 7
Multiple Airlines Logo
4:38 pm - 11:30 amORD-SLU
16h 52m2 stops
Multiple Airlines Logo
4:20 pm - 5:52 pmSLU-ORD
27h 32m3 stops
$748Multiple Airlines
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Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
4:47 pm - 3:15 pmORD-SLU
20h 28m2 stops
Multiple Airlines Logo
4:20 pm - 6:52 pmSLU-ORD
28h 32m3 stops
$765Multiple Airlines
Find Deal
Thu, Feb 26 - Mon, Mar 2

Air Canada flights from Chicago to Saint Lucia

Our best Air Canada deals on Chicago to Saint Lucia flight tickets
Air Canada
Jan 11
ORD8:45 pmChicago O'Hare Intl
17h 40m
1 stop
UVF4:25 pmCastries Hewanorra
Jan 18
UVF5:15 pmCastries Hewanorra
17h 58m
1 stop
ORD9:13 amChicago O'Hare Intl
$513
Find similar
Air Canada
Mar 29
ORD5:57 pmChicago O'Hare Intl
20h 33m
1 stop
UVF3:30 pmCastries Hewanorra
Apr 3
UVF4:20 pmCastries Hewanorra
18h 48m
2 stops
ORD10:08 amChicago O'Hare Intl
$526
Find similar
Air Canada
Jan 14
ORD1:55 pmChicago O'Hare Intl
24h 30m
2 stops
UVF4:25 pmCastries Hewanorra
Jan 21
UVF5:15 pmCastries Hewanorra
19h 51m
2 stops
ORD11:06 amChicago O'Hare Intl
$531
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
9h 28m
1 stop
ORD12:30 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
17h 29m
2 stops
ORD8:31 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 November 26, 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-12:30 am

1 stop9h 28m

$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-8:31 am

2 stops17h 29m

$494

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Mon 2/9

1:26 pm-3:05 pm

2 stops23h 39m

Castries Hewanorra

Thu 2/12

4:25 pm-5:37 pm

2 stops27h 12m

$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

$513

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 1/19

5:30 am-3:05 pm

1 stop7h 35m

Castries Hewanorra

Mon 1/26

4:25 pm-11:56 pm

1 stop9h 31m

$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

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 3/29

5:57 pm-3:30 pm

1 stop20h 33m

Castries Hewanorra

Fri 4/3

4:20 pm-10:08 am

2 stops18h 48m

$526

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

3:10 pm-10:50 am

1 stop21h 40m

$528

ChicagoCastries

ORD - SLU

ORDSLU

Chicago O'Hare Intl

Thu 1/8

4:38 pm-11:30 am

2 stops16h 52m

Castries George F. L. Charle

Mon 1/12

4:20 pm-5:52 pm

3 stops27h 32m

$748

ChicagoCastries

ORD - SLU

ORDSLU

Chicago O'Hare Intl

Thu 2/26

4:47 pm-3:15 pm

2 stops20h 28m

Castries George F. L. Charle

Mon 3/2

4:20 pm-6:52 pm

3 stops28h 32m

$765

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

$368

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 $368. 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
7,998 reviews
Search Delta flights
American AirlinesPriceFrom $565Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
United AirlinesPriceFrom $570Free CancellationRating
7.4
9,046 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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