Cheapest return flights from Miami to San Juan in April from $115

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

Return flights

15 Apr - 21 Apr Frontier Airlines direct
15 Apr - 22 Apr Frontier Airlines direct
13 Apr - 18 Apr Frontier Airlines direct
30 Apr - 06 May Frontier Airlines direct
30 Apr - 05 May Frontier Airlines direct
11 Apr - 16 Apr Spirit Airlines direct
30 Apr - 04 May Spirit Airlines direct
21 Apr - 28 Apr Frontier Airlines direct
18 Apr - 21 Apr Frontier Airlines direct
22 Apr - 02 May Frontier Airlines direct
11 Apr - 18 Apr Frontier Airlines direct
10 Apr - 18 Apr Frontier Airlines direct
11 Apr - 15 Apr Frontier Airlines direct
28 Apr - 02 May Frontier Airlines direct
10 Apr - 15 Apr Frontier Airlines direct
28 Apr - 19 May Frontier Airlines direct
20 Apr - 11 May Spirit Airlines direct
20 Apr - 04 May Spirit Airlines direct
13 Apr - 04 May Spirit Airlines direct
30 Apr - 19 May Spirit Airlines direct

Also check the deals for one-way flights from Miami to San Juan 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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