Cheapest return flights from London to Castries in May from $1940

AirHint found the following cheapest return flights from London (LCY) to Castries (SLU) in May 2026 (see full year).

Return flights

05 May - 13 May Delta
07 May - 14 May Delta
12 May - 21 May Delta
18 May - 01 Jun Delta
06 May - 13 May Delta
07 May - 17 May Delta
04 May - 14 May Delta
04 May - 11 May Delta
04 May - 12 May Delta
09 May - 17 May Delta
24 May - 31 May Delta

Also check the deals for one-way flights from London to Castries in May.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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