What is the cheapest airline that flies from Chicago to Saint Lucia?

Air Canada, JetBlue, and Delta are the most popular carriers operating from Chicago to Saint Lucia

What airlines fly to Saint Lucia?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Saint Lucia from Chicago according to our data. American Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Saint Lucia. Keep in mind that there are 3 different airlines that fly to Saint Lucia on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Chicago to Saint Lucia is 3 as of March 2026.

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.

$159 Cheap Flights from Chicago to Saint Lucia in 2026

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Find the cheapest flights from Chicago to Saint Lucia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 pm - 2:10 pm

ORD

UVF

16h 50m

1 stop

3:05 pm - 9:05 am

UVF

ORD

19h 00m

1 stop

$402Air Canada

lun, giu 1 - ven, giu 5

8:20 pm - 2:10 pm

ORD

UVF

16h 50m

1 stop

3:05 pm - 10:18 am

UVF

ORD

20h 13m

2 stops

$406Air Canada

lun, giu 1 - ven, giu 5

6:22 pm - 2:10 pm

ORD

UVF

18h 48m

2 stops

3:05 pm - 10:18 am

UVF

ORD

20h 13m

2 stops

$411Air Canada

lun, giu 1 - ven, giu 5

8:20 pm - 2:10 pm

ORD

UVF

16h 50m

1 stop

3:05 pm - 7:45 am

UVF

ORD

17h 40m

2 stops

$412Air Canada

lun, giu 15 - mar, giu 23

6:22 pm - 2:05 pm

ORD

UVF

42h 43m

2 stops

3:05 pm - 11:21 am

UVF

ORD

21h 16m

1 stop

$423Air Canada

dom, mag 24 - mar, giu 2

7:09 am - 2:20 pm

ORD

UVF

30h 11m

1 stop

3:05 pm - 1:22 pm

UVF

ORD

23h 17m

1 stop

$461Air Canada

gio, giu 18 - ven, giu 26

8:40 pm - 2:20 pm

ORD

UVF

16h 40m

1 stop

3:05 pm - 9:00 am

UVF

ORD

18h 55m

1 stop

$475Air Canada

gio, giu 18 - ven, giu 26

3:20 pm - 1:40 pm

MDW

UVF

21h 20m

1 stop

2:30 pm - 2:35 pm

UVF

MDW

25h 05m

1 stop

$555Multiple Airlines

mer, giu 17 - dom, giu 28

5:59 pm - 2:08 pm

MDW

UVF

19h 09m

2 stops

3:28 pm - 8:42 am

UVF

MDW

18h 14m

2 stops

$681Delta

mar, ago 18 - ven, ago 21

6:00 am - 2:08 pm

MDW

UVF

7h 08m

1 stop

3:28 pm - 8:42 am

UVF

MDW

18h 14m

2 stops

$706Delta

gio, ago 13 - ven, ago 21

Air Canada flights from Chicago to Saint Lucia

Our best Air Canada deals on Chicago to Saint Lucia flight tickets

Air Canada

Jun 1

ORD8:20 pmChicago O'Hare Intl

16h 50m

1 stop

UVF2:10 pmCastries Hewanorra

Jun 5

UVF3:05 pmCastries Hewanorra

19h 00m

1 stop

ORD9:05 amChicago O'Hare Intl

$402

Air Canada

Jun 1

ORD8:20 pmChicago O'Hare Intl

16h 50m

1 stop

UVF2:10 pmCastries Hewanorra

Jun 5

UVF3:05 pmCastries Hewanorra

20h 13m

2 stops

ORD10:18 amChicago O'Hare Intl

$406

Air Canada

Jun 1

ORD6:22 pmChicago O'Hare Intl

18h 48m

2 stops

UVF2:10 pmCastries Hewanorra

Jun 5

UVF3:05 pmCastries Hewanorra

20h 13m

2 stops

ORD10:18 amChicago O'Hare Intl

$411

Delta flights from Chicago to Saint Lucia

Our best Delta deals on Chicago to Saint Lucia flight tickets

Delta

Aug 18

MDW5:59 pmChicago Midway

19h 09m

2 stops

UVF2:08 pmCastries Hewanorra

Aug 21

UVF3:28 pmCastries Hewanorra

18h 14m

2 stops

MDW8:42 amChicago Midway

$681

Delta

Aug 13

MDW6:00 amChicago Midway

7h 08m

1 stop

UVF2:08 pmCastries Hewanorra

Aug 21

UVF3:28 pmCastries Hewanorra

18h 14m

2 stops

MDW8:42 amChicago Midway

$706

Delta

Apr 19

MDW9:27 amChicago Midway

27h 35m

2 stops

UVF2:02 pmCastries Hewanorra

Apr 23

UVF3:22 pmCastries Hewanorra

18h 25m

2 stops

MDW8:47 amChicago Midway

$741

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun 6/1

8:20 pm-2:10 pm

1 stop16h 50m

Castries Hewanorra

ven 6/5

3:05 pm-9:05 am

1 stop19h 00m

$402

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun 6/1

8:20 pm-2:10 pm

1 stop16h 50m

Castries Hewanorra

ven 6/5

3:05 pm-10:18 am

2 stops20h 13m

$406

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun 6/1

6:22 pm-2:10 pm

2 stops18h 48m

Castries Hewanorra

ven 6/5

3:05 pm-10:18 am

2 stops20h 13m

$411

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun 6/15

8:20 pm-2:10 pm

1 stop16h 50m

Castries Hewanorra

mar 6/23

3:05 pm-7:45 am

2 stops17h 40m

$412

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

dom 5/24

6:22 pm-2:05 pm

2 stops42h 43m

Castries Hewanorra

mar 6/2

3:05 pm-11:21 am

1 stop21h 16m

$423

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

gio 6/18

7:09 am-2:20 pm

1 stop30h 11m

Castries Hewanorra

ven 6/26

3:05 pm-1:22 pm

1 stop23h 17m

$461

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

gio 6/18

8:40 pm-2:20 pm

1 stop16h 40m

Castries Hewanorra

ven 6/26

3:05 pm-9:00 am

1 stop18h 55m

$475

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

mer 6/17

3:20 pm-1:40 pm

1 stop21h 20m

Castries Hewanorra

dom 6/28

2:30 pm-2:35 pm

1 stop25h 05m

$555

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

mar 8/18

5:59 pm-2:08 pm

2 stops19h 09m

Castries Hewanorra

ven 8/21

3:28 pm-8:42 am

2 stops18h 14m

$681

Quickest round-trip

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

gio 8/13

6:00 am-2:08 pm

1 stop7h 08m

Castries Hewanorra

ven 8/21

3:28 pm-8:42 am

2 stops18h 14m

$706

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 16% 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	$1,142
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 $1,142

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?
The number of operators available for flights from Chicago to Saint Lucia is 3 as of March 2026.
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?
Based on momondo bookings for flights between Chicago and Saint Lucia, the leading plane model is Boeing 737-700, making up 100.00% of the total bookings.

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
Delta	PriceFrom $546	Free Cancellation	Rating 7.9 8,320 reviews	Search Delta flights
American Airlines	PriceFrom $550	Free Cancellation	Rating 7.1 11,492 reviews	Search American Airlines flights
United Airlines	PriceFrom $558	Free Cancellation	Rating 7.4 9,469 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.

An easier way to manage your Saint Lucia trip

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Flights to Castriesfrom $477

Cheap flights from Chicago to Saint Lucia from $154

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 6/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Chicago to Saint Lucia

What is the cheapest Chicago to Saint Lucia flight route?

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

Can stopping save me money on Chicago to Saint Lucia flights?

What is the cheapest airline that flies from Chicago to Saint Lucia?

What airlines fly 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

Fastest flight time

Direct flights

Airports in 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

Why use momondo?

An easier way to manage your Saint Lucia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Lucia

Popular cities in Saint Lucia

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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Fly your favorite airline to Saint Lucia

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List of cabin classes available on flights landing in Saint Lucia. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year