Cheapest one-way flights from Miami to Castries in May from 187€

AirHint found the following cheapest one-way flights from Miami (MIA) to Castries (SLU) in May 2026 (see full year).

One-Way flights

13 May Caribbean Airlines
19 May Caribbean Airlines
18 May Caribbean Airlines
08 May Frontier Airlines
06 May Spirit Airlines
14 May Air Canada
29 May Spirit Airlines
17 May Caribbean Airlines
13 May American Airlines direct
04 May Air Canada

Also check the deals for return flights from Miami to Castries in May.

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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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