Cheapest return flights from Miami to Castries in April from 520€

AirHint found the following cheapest return flights from Miami (MIA) to Castries (SLU) in April 2026 (see full year).

Return flights

21 Apr - 23 Apr Air Canada
11 Apr - 18 Apr Caribbean Airlines
23 Apr - 26 Apr Air Canada
02 Apr - 05 Apr Air Canada
07 Apr - 14 Apr Spirit Airlines
02 Apr - 07 Apr Delta
05 Apr - 11 Apr Caribbean Airlines
28 Apr - 11 May Delta
10 Apr - 13 Apr Delta
02 Apr - 04 Apr Delta

Also check the deals for one-way flights from Miami to Castries in April.

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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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