Cheapest one-way flights from Miami to San Juan in May from 45€

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

One-Way flights

04 May Spirit Airlines direct
05 May Frontier Airlines direct
20 May Frontier Airlines direct
10 May Frontier Airlines direct
12 May Frontier Airlines direct
13 May Frontier Airlines direct
19 May Frontier Airlines direct
11 May Spirit Airlines direct
09 May Frontier Airlines direct
16 May Frontier Airlines direct

Also check the deals for return flights from Miami to San Juan 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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