AirHint found the following cheapest one-way flights from Denver (DEN) to San Juan (SJU) in February 2026 (see full year).
One-Way flights
| 02 Feb | Frontier Airlines | ||
| 06 Feb | Frontier Airlines | ||
| 05 Feb | Frontier Airlines | ||
| 19 Feb | Frontier Airlines | ||
| 05 Feb | United | direct | |
| 02 Feb | United | direct | |
| 19 Feb | United | direct | |
| 06 Feb | United | direct |
Also check the deals for return flights from Denver to San Juan in February.
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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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