AirHint found the following cheapest return flights from Des Moines (DSM) to San Juan (SJU) in January 2026 (see full year).
Return flights
| 10 Jan - 24 Jan | Allegiant Air | ||
| 10 Jan - 25 Jan | Allegiant Air | ||
| 09 Jan - 25 Jan | Frontier Airlines | ||
| 01 Jan - 08 Jan | Allegiant Air | ||
| 15 Jan - 20 Jan | Delta | ||
| 01 Jan - 04 Jan | Allegiant Air |
Also check the deals for one-way flights from Des Moines to San Juan in January.
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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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