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 54% 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.

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

Delta, Air Canada, and American Airlines are the most popular carriers operating 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?

The number of operators available for flights from Chicago to Saint Lucia is 3 as of September 2025.

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.

$298 Cheap Flights from Chicago to Saint Lucia in 2025/26

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Find the cheapest flights from Chicago to Saint Lucia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:25 pm - 2:15 pmORD-UVF

16h 50m1 stop

3:10 pm - 8:00 amUVF-ORD

17h 50m2 stops

$399Air Canada

Find Deal

lun., oct. 6 - vie., oct. 10

9:12 pm - 2:15 pmORD-UVF

16h 03m1 stop

3:10 pm - 3:04 pmUVF-ORD

24h 54m1 stop

$404Air Canada

Find Deal

lun., oct. 6 - vie., oct. 10

6:45 am - 1:57 pmORD-UVF

30h 12m1 stop

4:57 pm - 8:52 pmUVF-ORD

29h 55m1 stop

$479JetBlue

Find Deal

jue., oct. 30 - jue., nov. 6

5:05 am - 2:15 pmORD-UVF

32h 10m3 stops

3:10 pm - 9:51 amUVF-ORD

43h 41m2 stops

$519Multiple Airlines

Find Deal

lun., oct. 6 - vie., oct. 10

10:27 am - 2:15 pmORD-UVF

26h 48m3 stops

3:10 pm - 8:17 pmUVF-ORD

30h 07m2 stops

$534Multiple Airlines

Find Deal

lun., oct. 6 - vie., oct. 10

7:00 am - 2:57 pmORD-UVF

29h 57m1 stop

4:57 pm - 9:52 pmUVF-ORD

30h 55m1 stop

$554JetBlue

Find Deal

sáb., dic. 6 - jue., dic. 11

5:32 am - 3:39 pmORD-UVF

8h 07m1 stop

4:59 pm - 12:02 amUVF-ORD

9h 03m1 stop

$575Delta

Find Deal

lun., nov. 17 - mar., nov. 25

8:25 pm - 2:25 pmORD-UVF

16h 00m2 stops

5:10 pm - 12:10 amUVF-ORD

9h 00m1 stop

$580American Airlines

Find Deal

sáb., ene. 24 - mar., feb. 3

6:48 pm - 3:39 pmMDW-UVF

18h 51m2 stops

4:59 pm - 11:32 pmUVF-MDW

8h 33m1 stop

$580Delta

Find Deal

lun., nov. 24 - jue., nov. 27

7:07 pm - 1:19 pmORD-UVF

16h 12m1 stop

2:19 pm - 10:59 pmUVF-ORD

10h 40m1 stop

$587American Airlines

Find Deal

dom., nov. 9 - jue., nov. 13

Air Canada flights from Chicago to Saint Lucia

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

Air Canada

Oct 6

ORD8:25 pmChicago O'Hare Intl

16h 50m

1 stop

UVF2:15 pmCastries Hewanorra

Oct 10

UVF3:10 pmCastries Hewanorra

17h 50m

2 stops

ORD8:00 amChicago O'Hare Intl

$399

Find similar

Air Canada

Oct 6

ORD9:12 pmChicago O'Hare Intl

16h 03m

1 stop

UVF2:15 pmCastries Hewanorra

Oct 10

UVF3:10 pmCastries Hewanorra

24h 54m

1 stop

ORD3:04 pmChicago O'Hare Intl

$404

Find similar

Air Canada

Oct 6

ORD9:12 pmChicago O'Hare Intl

16h 03m

1 stop

UVF2:15 pmCastries Hewanorra

Oct 10

UVF3:10 pmCastries Hewanorra

43h 41m

2 stops

ORD9:51 amChicago O'Hare Intl

$412

Find similar

Delta flights from Chicago to Saint Lucia

Our best Delta deals on Chicago to Saint Lucia flight tickets

Delta

Nov 17

ORD5:32 amChicago O'Hare Intl

8h 07m

1 stop

UVF3:39 pmCastries Hewanorra

Nov 25

UVF4:59 pmCastries Hewanorra

9h 03m

1 stop

ORD12:02 amChicago O'Hare Intl

$575

Find similar

Delta

Nov 24

MDW6:48 pmChicago Midway

18h 51m

2 stops

UVF3:39 pmCastries Hewanorra

Nov 27

UVF4:59 pmCastries Hewanorra

8h 33m

1 stop

MDW11:32 pmChicago Midway

$580

Find similar

Delta

Feb 19

ORD7:55 pmChicago O'Hare Intl

17h 09m

1 stop

UVF3:04 pmCastries Hewanorra

Feb 25

UVF4:24 pmCastries Hewanorra

9h 30m

1 stop

ORD11:54 pmChicago O'Hare Intl

$600

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun. 10/6

8:25 pm-2:15 pm

1 stop16h 50m

Castries Hewanorra

vie. 10/10

3:10 pm-8:00 am

2 stops17h 50m

$399

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun. 10/6

9:12 pm-2:15 pm

1 stop16h 03m

Castries Hewanorra

vie. 10/10

3:10 pm-3:04 pm

1 stop24h 54m

$404

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

jue. 10/30

6:45 am-1:57 pm

1 stop30h 12m

Castries Hewanorra

jue. 11/6

4:57 pm-8:52 pm

1 stop29h 55m

$479

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun. 10/6

5:05 am-2:15 pm

3 stops32h 10m

Castries Hewanorra

vie. 10/10

3:10 pm-9:51 am

2 stops43h 41m

$519

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun. 10/6

10:27 am-2:15 pm

3 stops26h 48m

Castries Hewanorra

vie. 10/10

3:10 pm-8:17 pm

2 stops30h 07m

$534

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

sáb. 12/6

7:00 am-2:57 pm

1 stop29h 57m

Castries Hewanorra

jue. 12/11

4:57 pm-9:52 pm

1 stop30h 55m

$554

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

lun. 11/17

5:32 am-3:39 pm

1 stop8h 07m

Castries Hewanorra

mar. 11/25

4:59 pm-12:02 am

1 stop9h 03m

$575

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

sáb. 1/24

8:25 pm-2:25 pm

2 stops16h 00m

Castries Hewanorra

mar. 2/3

5:10 pm-12:10 am

1 stop9h 00m

$580

ChicagoCastries

MDW - UVF

MDWUVF

Chicago Midway

lun. 11/24

6:48 pm-3:39 pm

2 stops18h 51m

Castries Hewanorra

jue. 11/27

4:59 pm-11:32 pm

1 stop8h 33m

$580

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

dom. 11/9

7:07 pm-1:19 pm

1 stop16h 12m

Castries Hewanorra

jue. 11/13

2:19 pm-10:59 pm

1 stop10h 40m

$587

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 month to fly to Saint Lucia?

The month of September is, on average, the cheapest month to fly to Saint Lucia from Chicago, with most prices found around $608. If you aren’t able to travel to Saint Lucia during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $647.

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 20% 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

Fastest flight time	5h 33m
Direct flights	Sun
Airports in Saint Lucia	1 airport

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 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?
The number of operators available for flights from Chicago to Saint Lucia is 3 as of September 2025.
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 $555	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights
United Airlines	PriceFrom $558	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
American Airlines	PriceFrom $558	Free Cancellation	Rating 7.2 10,000 reviews	Search American 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

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.

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vie. 10/17

vie. 10/24

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Popular cities in Saint Lucia

Flights to Castriesfrom $421

Cheap flights from Chicago to Saint Lucia from $298

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 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Chicago to Saint Lucia

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

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Air Canada flights from Chicago to Saint Lucia

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

Delta flights from Chicago to Saint Lucia

Our best Delta deals on Chicago to Saint Lucia flight tickets

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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?

What is the cheapest day to depart on your flight to Saint Lucia?

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 20% on your flight if you consider stops on a Chicago to Saint Lucia flight.

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

Delta, Air Canada, and American Airlines are the most popular carriers operating 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

Fastest flight time

Direct flights

Airports in Saint Lucia

When did momondo last update prices for flights from Chicago to Saint Lucia?

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?

What documentation or ID do you need to fly to Saint Lucia?

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

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Saint Lucia?

Can I find flights from Chicago to Saint Lucia with flexible booking policies on momondo?

How can momondo help me find flights from Chicago to Saint Lucia?

I’m not ready to book a flight from Chicago to Saint Lucia right now. Can momondo alert me if prices change?

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