AirHint found the following cheapest return flights from Memphis (MEM) to San Juan (SJU) in December 2025 (see full year).
Return flights
| 08 Dec - 10 Jan | Frontier Airlines | ||
| 02 Dec - 07 Dec | Spirit Airlines | ||
| 20 Dec - 26 Dec | Spirit Airlines | ||
| 20 Dec - 09 Jan | Spirit Airlines | ||
| 20 Dec - 04 Jan | Spirit Airlines |
Also check the deals for one-way flights from Memphis to San Juan in December.
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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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