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Cheap flights from Ireland to Saint Lucia from £616

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — UVF
11 Jun — 18 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Saint Lucia

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Saint Lucia
Explore the most affordable flight options available from Ireland to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 May 2026.

Mon 22/611:30
DUB
-
UVF
1 stop30h 04m
JetBlue
Mon 29/616:32
UVF
-
DUB
1 stop35h 28m
JetBlue
Deal found 8/5£616
Fri 26/611:30
DUB
-
UVF
1 stop30h 23m
JetBlue
Fri 3/716:32
UVF
-
DUB
1 stop35h 28m
JetBlue
Deal found 11/5£973
Fri 26/619:05
DUB
-
UVF
3 stops47h 35m
Multiple Airlines
Fri 3/715:05
UVF
-
DUB
1 stop14h 50m
Multiple Airlines
Deal found 11/5£999
Mon 22/611:00
DUB
-
UVF
1 stop32h 13m
KLM
Mon 29/615:33
UVF
-
DUB
1 stop36h 12m
KLM
Deal found 12/5£1,143
Tue 23/611:00
DUB
-
UVF
1 stop32h 13m
KLM
Tue 30/615:33
UVF
-
DUB
2 stops35h 47m
KLM
Deal found 9/5£1,219
Mon 22/619:45
DUB
-
UVF
1 stop21h 49m
Multiple Airlines
Mon 29/616:32
UVF
-
DUB
2 stops31h 03m
Multiple Airlines
Deal found 9/5£1,248
Mon 22/611:45
DUB
-
UVF
1 stop31h 31m
American Airlines
Mon 29/615:16
UVF
-
DUB
2 stops23h 19m
American Airlines
Deal found 8/5£1,374

Find flight deals from Ireland to Saint Lucia

Keep the following information in mind while searching for Ireland to Saint Lucia flight deals. Data was last updated 12 May 2026.

Round-trip from

£616
JetBlue
  • JetBlue
  • 22/6-29/6
  • 2 total stops
  • 65h 32m total
  • Ireland to Saint Lucia
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland 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 858,174 searches. Data last updated 12 May 2026.
Use the filters below to find and compare flights from Ireland to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinCastries

DUB - UVF

DUBUVF

Dublin

Mon 22/6

11:30-15:22

1 stop32h 52m

Castries Hewanorra

Mon 29/6

16:32-09:00

1 stop35h 28m

£650

DublinCastries

DUB - UVF

DUBUVF

Dublin

Fri 26/6

11:30-12:53

1 stop30h 23m

Castries Hewanorra

Fri 3/7

16:32-09:00

1 stop35h 28m

£973

DublinCastries

DUB - UVF

DUBUVF

Dublin

Fri 26/6

19:05-13:40

3 stops47h 35m

Castries Hewanorra

Fri 3/7

15:05-10:55

1 stop14h 50m

£999

DublinCastries

DUB - UVF

DUBUVF

Dublin

Mon 22/6

11:00-14:13

1 stop32h 13m

Castries Hewanorra

Mon 29/6

15:33-08:45

1 stop36h 12m

£1,143

DublinCastries

DUB - UVF

DUBUVF

Dublin

Tue 23/6

11:00-14:13

1 stop32h 13m

Castries Hewanorra

Tue 30/6

15:33-08:20

2 stops35h 47m

£1,219
Fastest return journey

DublinCastries

DUB - UVF

DUBUVF

Dublin

Mon 22/6

11:45-14:16

1 stop31h 31m

Castries Hewanorra

Mon 29/6

15:16-19:35

2 stops23h 19m

£1,374

DublinCastries

DUB - UVF

DUBUVF

Dublin

Sun 8/11

09:00-16:25

1 stop35h 25m

Castries Hewanorra

Mon 16/11

17:25-07:10

1 stop33h 45m

£3,949

DublinCastries

DUB - UVF

DUBUVF

Dublin

Sat 7/11

09:00-16:25

1 stop35h 25m

Castries Hewanorra

Thu 12/11

17:25-07:10

1 stop33h 45m

£3,971

DublinCastries

DUB - UVF

DUBUVF

Dublin

Thu 5/11

12:05-16:25

2 stops32h 20m

Castries Hewanorra

Thu 12/11

17:25-07:10

1 stop33h 45m

£3,981

Flights are sorted by cheapest return flights first.

Deals found on 9/5

Sorted by cheapest first

Best time to book a flight from Ireland to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Ireland with our price prediction graph.
Estimated return 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 Ireland to Saint Lucia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ireland 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 Ireland to Saint Lucia?

    For as low as £1,143, JetBlue can have you in Saint Lucia from Ireland in 32h 13m. The distance between Ireland and Saint Lucia is about 4027 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ireland 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.

See more FAQs

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Alternative routes for Ireland to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Montego Bay flights
Heathrow to Bridgetown flights
Heathrow to Kingston flights
Gatwick to Bridgetown flights
Stansted to Montego Bay flights
Heathrow to Punta Cana flights
Stansted to Bridgetown flights
Gatwick to Punta Cana flights
London City to Montego Bay flights
Gatwick to Kingston flights
Stansted to Kingston flights
Stansted to Punta Cana flights
London City to Bridgetown flights
London City to Kingston flights
Luton to Montego Bay flights
Heathrow to Nassau flights
Luton to Punta Cana flights
Manchester to Bridgetown flights
Gatwick to Montego Bay flights
London City to Punta Cana flights
Heathrow to Castries flights
Heathrow to Roseau flights
Heathrow to St. George's flights
Heathrow to Port of Spain flights
Heathrow to Santo Domingo flights
Gatwick to Castries flights
Heathrow to Luis Munoz Marin Intl flights
Heathrow to Kingstown flights
Gatwick to Santo Domingo flights
Heathrow to St. John's flights
Stansted to Port of Spain flights
Stansted to Santo Domingo flights
Gatwick to St. John's flights
Gatwick to Nassau flights
London City to Santo Domingo flights
Gatwick to Port of Spain flights
Gatwick to Havana flights
Manchester to Punta Cana flights
Stansted to Nassau flights
Gatwick to Luis Munoz Marin Intl flights
Heathrow to Oranjestad flights
Heathrow to Willemstad flights
Heathrow to Castries flights
Manchester to Montego Bay flights
Gatwick to Willemstad flights
Gatwick to Oranjestad flights
Stansted to Luis Munoz Marin Intl flights
Gatwick to Roseau flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Saint Lucia?

Deals for Ireland to Saint Lucia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Saint Lucia?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Saint Lucia from Ireland.

Can Cheapflights find flights from Ireland to Saint Lucia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ireland to Saint Lucia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ireland to Saint Lucia become cheaper?

Yes, Cheapflights offers price alerts on Ireland to Saint Lucia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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