Cheap flights from Ireland to Saint Lucia from £777
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap 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 September 2025.
Round-trip from | £777 |
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Find flight deals from Ireland to Saint Lucia
Cheapest flights from Ireland to Saint LuciaExplore 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 September 2025.
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 September 2025.
Cheapflights Fare Finder
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
DublinCastries
DUB - UVF
DUBUVF
Dublin
Wed 19/11
10:45-15:39
2 stops32h 54m
Castries Hewanorra
Sun 23/11
16:59-07:45
1 stop34h 46m
DublinCastries
DUB - UVF
DUBUVF
Dublin
Sun 26/10
08:45-15:25
2 stops34h 40m
Castries Hewanorra
Sun 2/11
17:15-09:10
2 stops59h 55m
DublinCastries
DUB - UVF
DUBUVF
Dublin
Sun 26/10
11:30-15:25
3 stops31h 55m
Castries Hewanorra
Sun 2/11
15:40-00:20
2 stops28h 40m
DublinCastries
DUB - UVF
DUBUVF
Dublin
Sat 1/11
08:45-15:26
2 stops34h 41m
Castries Hewanorra
Wed 5/11
16:41-09:20
2 stops36h 39m
DublinCastries
DUB - UVF
DUBUVF
Dublin
Wed 19/11
09:45-15:39
1 stop33h 54m
Castries Hewanorra
Sun 23/11
16:59-07:45
1 stop34h 46m
DublinCastries
DUB - UVF
DUBUVF
Dublin
Mon 5/1
09:45-15:04
1 stop33h 19m
Castries Hewanorra
Mon 19/1
16:24-15:45
2 stops19h 21m
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.
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Everything you need to know about your flight from Ireland to Saint Lucia
Related info for your journey
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Alternative routes for Ireland to Saint Lucia
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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.