Cheapest return flights from Miami to San Juan in January from 139€

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

Return flights

08 Jan - 15 Jan Frontier Airlines direct
08 Jan - 11 Jan Frontier Airlines direct
30 Jan - 07 Feb Frontier Airlines
01 Jan - 10 Jan Spirit Airlines direct
03 Jan - 10 Jan Spirit Airlines direct
22 Jan - 01 Feb Frontier Airlines
15 Jan - 21 Jan American Airlines direct
30 Jan - 07 Feb American Airlines direct
08 Jan - 29 Jan Spirit Airlines direct
09 Jan - 29 Jan Spirit Airlines direct
02 Jan - 06 Jan Frontier Airlines
06 Jan - 16 Jan Spirit Airlines direct
06 Jan - 22 Jan Spirit Airlines direct
18 Jan - 05 Feb Spirit Airlines direct
19 Jan - 05 Feb Spirit Airlines direct
23 Jan - 05 Feb Spirit Airlines direct
25 Jan - 05 Feb Spirit Airlines direct
26 Jan - 05 Feb Spirit Airlines direct
29 Jan - 05 Feb Spirit Airlines direct
30 Jan - 05 Feb Spirit Airlines direct

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

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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