Cheapest one-way flights from Denver to San Juan in February from $103

AirHint found the following cheapest one-way flights from Denver (DEN) to San Juan (SJU) in February 2026 (see full year).

One-Way flights

28 Feb Frontier Airlines
21 Feb Frontier Airlines
18 Feb Frontier Airlines
15 Feb Frontier Airlines
14 Feb Frontier Airlines
12 Feb Frontier Airlines
13 Feb Frontier Airlines
28 Feb United direct
13 Feb United direct
12 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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