HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Lucia

$150+ Cheap flights from Irvine, CA to Saint Lucia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — UVF
Jan 19 — Jan 261
Mon 1/19
Mon 1/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Irvine to Saint Lucia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Irvine to Saint Lucia

Cheapest flights from Irvine to Saint Lucia
Explore the most affordable flight options available from Irvine to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 20, 2025.

This American Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:31 pmLAX - UVF
2 stops13h 33mAmerican Airlines
Mon 12/294:54 pmUVF - LAX
1 stop20h 25mAmerican Airlines
Deal found 12/18$999
This American Airlines deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:32 pmLAX - UVF
1 stop19h 32mAmerican Airlines
Mon 1/53:53 pmUVF - LAX
1 stop12h 46mAmerican Airlines
Deal found 12/20$1,171
This American Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:59 pmLAX - UVF
1 stop10h 05mAmerican Airlines
Tue 1/65:02 pmUVF - LAX
1 stop20h 03mAmerican Airlines
Deal found 12/19$1,202
This JetBlue deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/263:10 pmLAX - UVF
1 stop16h 55mJetBlue
Sat 1/31:25 pmUVF - LAX
1 stop15h 34mJetBlue
Deal found 12/18$1,208
This Priceline deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/263:10 pmLAX - UVF
1 stop16h 55mJetBlue
Mon 12/295:10 pmUVF - LAX
1 stop20h 03mJetBlue
Deal found 12/18$1,228
This Kiwi.com deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:40 pmLAX - UVF
1 stop21h 10mMultiple Airlines
Tue 1/63:40 pmUVF - LAX
2 stops31h 41mMultiple Airlines
Deal found 12/18$1,252
This American Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:31 pmLAX - UVF
2 stops13h 33mAmerican Airlines
Sun 1/115:02 pmUVF - LAX
1 stop21h 30mAmerican Airlines
Deal found 12/19$1,270
This American Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:32 pmLAX - UVF
1 stop19h 32mAmerican Airlines
Tue 1/65:02 pmUVF - LAX
1 stop20h 03mAmerican Airlines
Deal found 12/18$1,284
This Expedia deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:20 pmLAX - SLU
3 stops42h 55mMultiple Airlines
Sat 1/36:20 pmSLU - LAX
2 stops48h 57mMultiple Airlines
Deal found 12/18$4,552

Find flight deals from Irvine to Saint Lucia

Keep the following information in mind while searching for Irvine to Saint Lucia flight deals. Data was last updated December 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$359
(American Airlines)

One-way from

$150
(American Airlines)

Popular in

July

Cheapest in

October

Average price

$1,154
Provider with most accurate pricing for Los Angeles-Castries George F. L. Charle flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Castries George F. L. Charle flights.
Search Deals
From Irvine to Saint Lucia
Search Deals
One-way flight from Irvine to Saint Lucia
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($305 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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, Cheapflights users made 2,558,603 searches. Data last updated December 20, 2025.
Use the filters below to find and compare flights from Irvine to Saint Lucia that are best for you.

Fly from

Irvine

Fly to

Saint Lucia

Route

Depart

Return

Price

Los AngelesCastries

LAX - UVF

LAXUVF

Los Angeles

Sat 2/7

9:31 pm-4:02 pm

1 stop14h 31m

Castries Hewanorra

Wed 2/11

5:02 pm-12:55 am

1 stop11h 53m

$359

Los AngelesCastries

LAX - UVF

LAXUVF

Los Angeles

Sun 1/25

9:31 pm-1:46 pm

1 stop12h 15m

Castries Hewanorra

Sun 2/1

5:02 pm-9:39 am

1 stop20h 37m

$385

Los AngelesCastries

LAX - UVF

LAXUVF

Los Angeles

Sun 2/1

11:45 pm-4:02 pm

2 stops12h 17m

Castries Hewanorra

Sun 2/8

5:02 pm-9:05 am

1 stop20h 03m

$390

Los AngelesCastries

LAX - UVF

LAXUVF

Los Angeles

Wed 2/25

12:47 am-3:25 pm

1 stop10h 38m

Castries Hewanorra

Sun 3/1

5:00 pm-9:02 am

1 stop20h 02m

$406

Los AngelesCastries

LAX - UVF

LAXUVF

Los Angeles

Wed 1/21

1:20 pm-4:02 pm

1 stop22h 42m

Castries Hewanorra

Tue 1/27

5:02 pm-10:12 am

2 stops21h 10m

$435

Los AngelesCastries

LAX - UVF

LAXUVF

Los Angeles

Mon 3/9

12:11 am-1:55 pm

1 stop10h 44m

Castries Hewanorra

Tue 3/17

2:57 pm-10:04 am

1 stop22h 07m

$499

Los AngelesCastries

LAX - SLU

LAXSLU

Los Angeles

Sat 1/10

10:55 pm-3:35 pm

2 stops36h 40m

Castries George F. L. Charle

Sat 1/17

6:20 pm-8:27 pm

2 stops30h 07m

$4,242

Los AngelesCastries

LAX - SLU

LAXSLU

Los Angeles

Mon 1/19

4:20 pm-9:30 am

2 stops37h 10m

Castries George F. L. Charle

Mon 1/26

4:20 pm-9:28 pm

2 stops57h 08m

$4,242

Los AngelesCastries

LAX - SLU

LAXSLU

Los Angeles

Sat 1/17

4:20 pm-3:35 pm

2 stops43h 15m

Castries George F. L. Charle

Sat 1/24

6:20 pm-9:28 pm

2 stops31h 08m

$4,242

Los AngelesCastries

LAX - SLU

LAXSLU

Los Angeles

Wed 12/31

7:45 am-1:10 pm

2 stops25h 25m

Castries George F. L. Charle

Sat 1/3

6:20 pm-3:17 pm

2 stops48h 57m

$4,552

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 16 results
1
2

Best time to book a flight from Irvine to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Irvine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Irvine to Saint Lucia

What is the cheapest month to book a flight from Irvine to Saint Lucia?

Currently, October is the cheapest month in which you can book a flight from Irvine to Saint Lucia (average of $328). Flying from Irvine to Saint Lucia in April is currently the most expensive (average of $695). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IR9 to LC?

Find hourly flight availability from Irvine to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 20, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 26% on flights from Irvine to Saint Lucia by exploring options for tickets in the afternoon.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated December 20, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Irvine to Saint Lucia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,019 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,019 reviews
Delta
7.9
Good
8,019 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,096 reviews
Delta
7.9
Good
8,019 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,019 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.2
Good
2,896 reviews
Delta
7.9
Good
8,019 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Irvine to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Irvine to Saint Lucia?

    There are many flights that can get you from Irvine to Saint Lucia in 14h 31m. Fly via American Airlines to get the fastest option. The distance from Irvine to Saint Lucia is about 3834 mi.

  • Can I find deals for flights from Irvine to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on Irvine to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to Saint Lucia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Saint Lucia.

  • Can I find deals for business class flights from Irvine to Saint Lucia?

    Yes. Cheapflights offers flight deals from Irvine to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Irvine to Saint Lucia?

    Currently, October is the cheapest month in which you can book a flight from Irvine to Saint Lucia (average of $328). Flying from Irvine to Saint Lucia in April is currently the most expensive (average of $695). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Irvine to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Luis Munoz Marin Intl flights
San Francisco to Luis Munoz Marin Intl flights
Los Angeles to Punta Cana flights
Las Vegas to Luis Munoz Marin Intl flights
Los Angeles to Puerto Plata flights
San Diego to Luis Munoz Marin Intl flights
Ontario to Luis Munoz Marin Intl flights
San Francisco to Montego Bay flights
San Francisco to Puerto Plata flights
Las Vegas to Puerto Plata flights
Los Angeles to Nassau flights
San Francisco to Punta Cana flights
Sacramento to Luis Munoz Marin Intl flights
Los Angeles to Simpson Bay flights
Burbank to Luis Munoz Marin Intl flights
Los Angeles to Oranjestad flights
Ontario to Punta Cana flights
Los Angeles to Montego Bay flights
Santa Ana to Luis Munoz Marin Intl flights
San Francisco to Nassau flights
Los Angeles to Providenciales flights
Los Angeles to Santo Domingo flights
San Jose to Luis Munoz Marin Intl flights
Los Angeles to George Town flights
Los Angeles to Saint Thomas Island flights
San Francisco to Saint Thomas Island flights
San Luis Obispo to Luis Munoz Marin Intl flights
Las Vegas to Punta Cana flights
San Diego to Punta Cana flights
Ontario to Puerto Plata flights
Las Vegas to Montego Bay flights
San Diego to Saint Thomas Island flights
Los Angeles to Castries flights
San Francisco to Providenciales flights
San Francisco to Simpson Bay flights
Los Angeles to Willemstad flights
Los Angeles to Kingston flights
Ontario to Oranjestad flights
Los Angeles to Road Town flights
Las Vegas to Nassau flights
San Francisco to Santo Domingo flights
San Francisco to Willemstad flights
Reno to Luis Munoz Marin Intl flights
San Francisco to Kingston flights
San Francisco to Kralendijk flights
San Francisco to Christiansted flights
San Francisco to Oranjestad flights
Los Angeles to Port of Spain flights
San Francisco to St. John's flights
Los Angeles to St. John's flights

Top 4 airlines flying from Irvine to Saint Lucia

Discover the top 4 airlines that operate flights from Irvine to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$259Average$509FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$467Average$883FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$519Average$843FlexibilityNo cancel feeOn-time62%
DeltaCheapest$527Average$999FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.