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Cheap flights from Chicago to Saint Lucia from $277

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 8/8. 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 - 4:25 pm
ORD
-
UVF
19h 55m
1 stop
Air Canada Logo
5:25 pm - 10:58 am
UVF
-
ORD
19h 33m
1 stop
$515Air Canada
Sun, Nov 1 - Mon, Nov 9
Air Canada Logo
6:30 pm - 4:25 pm
ORD
-
UVF
19h 55m
1 stop
Air Canada Logo
5:25 pm - 11:10 am
UVF
-
ORD
19h 45m
2 stops
$518Air Canada
Sun, Nov 1 - Mon, Nov 9
Air Canada Logo
5:35 pm - 2:10 pm
ORD
-
UVF
19h 35m
1 stop
Air Canada Logo
3:05 pm - 9:00 am
UVF
-
ORD
18h 55m
1 stop
$544Air Canada
Mon, Jul 6 - Fri, Jul 10
Air Canada Logo
8:40 pm - 2:10 pm
ORD
-
UVF
16h 30m
1 stop
Air Canada Logo
3:05 pm - 10:16 am
UVF
-
ORD
20h 11m
2 stops
$547Air Canada
Mon, Jul 6 - Fri, Jul 10
Air Canada Logo
6:20 pm - 4:25 pm
ORD
-
UVF
20h 05m
2 stops
Air Canada Logo
5:25 pm - 11:10 am
UVF
-
ORD
19h 45m
2 stops
$563Air Canada
Sun, Nov 1 - Mon, Nov 9
JetBlue Logo
6:00 am - 3:06 pm
ORD
-
UVF
8h 06m
1 stop
JetBlue Logo
4:11 pm - 8:48 am
UVF
-
ORD
17h 37m
1 stop
$569JetBlue
Thu, Aug 27 - Mon, Aug 31
Delta Logo
6:00 am - 2:08 pm
MDW
-
UVF
7h 08m
1 stop
Delta Logo
3:33 pm - 12:30 pm
UVF
-
MDW
21h 57m
2 stops
$877Delta
Tue, Sep 8 - Fri, Sep 11
Multiple Airlines Logo
8:40 pm - 7:00 pm
ORD
-
SLU
21h 20m
2 stops
Multiple Airlines Logo
12:35 pm - 9:00 am
SLU
-
ORD
21h 25m
2 stops
$881Multiple Airlines
Fri, Oct 16 - Mon, Oct 19
Delta Logo
6:00 am - 2:12 pm
MDW
-
UVF
7h 12m
1 stop
Delta Logo
3:33 pm - 4:15 pm
UVF
-
MDW
25h 42m
1 stop
$901Delta
Tue, Jul 21 - Thu, Jul 30
Multiple Airlines Logo
2:15 pm - 7:00 pm
ORD
-
SLU
27h 45m
2 stops
Multiple Airlines Logo
12:35 pm - 4:58 pm
SLU
-
ORD
29h 23m
2 stops
$902Multiple Airlines
Tue, Sep 29 - Sat, Oct 3

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Air Canada flights from Chicago to Saint Lucia

Our best Air Canada deals on Chicago to Saint Lucia flight tickets
Air Canada
Jun 22
ORD9:20 pmChicago O'Hare Intl
16h 00m
1 stop
UVF2:20 pmCastries Hewanorra
Jun 26
UVF3:15 pmCastries Hewanorra
28h 32m
2 stops
ORD6:47 pmChicago O'Hare Intl
$508
Air Canada
Jun 22
ORD6:22 pmChicago O'Hare Intl
18h 58m
2 stops
UVF2:20 pmCastries Hewanorra
Jun 26
UVF3:15 pmCastries Hewanorra
17h 29m
2 stops
ORD7:44 amChicago O'Hare Intl
$511
Air Canada
Nov 1
ORD6:30 pmChicago O'Hare Intl
19h 55m
1 stop
UVF4:25 pmCastries Hewanorra
Nov 9
UVF5:25 pmCastries Hewanorra
19h 33m
1 stop
ORD10:58 amChicago O'Hare Intl
$515

JetBlue flights from Chicago to Saint Lucia

Our best JetBlue deals on Chicago to Saint Lucia flight tickets
JetBlue
Aug 27
ORD6:00 amChicago O'Hare Intl
8h 06m
1 stop
UVF3:06 pmCastries Hewanorra
Aug 31
UVF4:11 pmCastries Hewanorra
17h 37m
1 stop
ORD8:48 amChicago O'Hare Intl
$569
JetBlue
Jul 7
ORD6:00 amChicago O'Hare Intl
8h 11m
1 stop
UVF3:11 pmCastries Hewanorra
Jul 14
UVF4:40 pmCastries Hewanorra
17h 10m
1 stop
ORD8:50 amChicago O'Hare Intl
$603
JetBlue
Jul 7
ORD6:30 pmChicago O'Hare Intl
17h 07m
1 stop
UVF12:37 pmCastries Hewanorra
Jul 14
UVF4:40 pmCastries Hewanorra
17h 10m
1 stop
ORD8:50 amChicago O'Hare Intl
$612

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 13, 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 11/1

6:30 pm-4:25 pm

1 stop19h 55m

Castries Hewanorra

Mon 11/9

5:25 pm-10:58 am

1 stop19h 33m

$515

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 11/1

6:30 pm-4:25 pm

1 stop19h 55m

Castries Hewanorra

Mon 11/9

5:25 pm-11:10 am

2 stops19h 45m

$518

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 7/6

5:35 pm-2:10 pm

1 stop19h 35m

Castries Hewanorra

Fri 7/10

3:05 pm-9:00 am

1 stop18h 55m

$544

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 7/6

8:40 pm-2:10 pm

1 stop16h 30m

Castries Hewanorra

Fri 7/10

3:05 pm-10:16 am

2 stops20h 11m

$547

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 11/1

6:20 pm-4:25 pm

2 stops20h 05m

Castries Hewanorra

Mon 11/9

5:25 pm-11:10 am

2 stops19h 45m

$563
Quickest round-trip

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Thu 8/27

6:00 am-3:06 pm

1 stop8h 06m

Castries Hewanorra

Mon 8/31

4:11 pm-8:48 am

1 stop17h 37m

$569

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Tue 9/8

6:00 am-2:08 pm

1 stop7h 08m

Castries Hewanorra

Fri 9/11

3:33 pm-12:30 pm

2 stops21h 57m

$877

ChicagoCastries

ORD - SLU

ORDSLU

Chicago O'Hare Intl

Fri 10/16

8:40 pm-7:00 pm

2 stops21h 20m

Castries George F. L. Charle

Mon 10/19

12:35 pm-9:00 am

2 stops21h 25m

$881

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

Tue 7/21

6:00 am-2:12 pm

1 stop7h 12m

Castries Hewanorra

Thu 7/30

3:33 pm-4:15 pm

1 stop25h 42m

$901

ChicagoCastries

ORD - SLU

ORDSLU

Chicago O'Hare Intl

Tue 9/29

2:15 pm-7:00 pm

2 stops27h 45m

Castries George F. L. Charle

Sat 10/3

12:35 pm-4:58 pm

2 stops29h 23m

$902

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
11,649 reviews
Search American Airlines flights
DeltaPriceFrom $565Free CancellationRating
7.9
8,406 reviews
Search Delta flights
United AirlinesPriceFrom $621Free CancellationRating
7.4
9,815 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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