Compare cheap outbound and return flights from London (LON) to St. Lucia Castries (SLU)and find the best offer from numerous airlines and travel agencies.
Flight distance
6,796 km
Time difference
Airports in London
HeathrowLHR
GatwickLGW
StanstedSTN
LutonLTN
CityLCY
SouthendSEN
Flight schedule from London (LON) to St. Lucia Castries (SLU)
Select a travel date in the flight schedule for the route from London (LON) to St. Lucia Castries (SLU) and compare affordable flight deals.
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Matching outbound flightsLON–SLU · 0 of 0
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durationstopovers
14 – 20 September 2026
21 – 27 September 2026
28 Sept – 4 Oct 2026
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No flights could be found for this week (yet). Please use the search form.
No flights could be found for this week (yet). Please use the search form.
Important flight information
Frequently Asked Questions (FAQ)
Which airports near St. Lucia Castries are frequently chosen as a destination?
If you want to travel to St. Lucia Castries, St. Lucia Hewanorra may also be worth considering as destination airports. These airports are frequently checked by users as an alternative. When comparing, consider whether a cheaper flight is really worth a longer onward journey.
Discover more flights around London and St. Lucia Castries