Cheapest one-way flights from Las Vegas to San Juan in December from 120€

AirHint found the following cheapest one-way flights from Las Vegas (LAS) to San Juan (SJU) in December 2025 (see full year).

One-Way flights

04 Dec Spirit Airlines
10 Dec Spirit Airlines
02 Dec Spirit Airlines
16 Dec Frontier Airlines
17 Dec Spirit Airlines
14 Dec Spirit Airlines
30 Dec Spirit Airlines
25 Dec Spirit Airlines
22 Dec Spirit Airlines
24 Dec Spirit Airlines

Also check the deals for return flights from Las Vegas to San Juan in December.

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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Cheap car rent in San Juan

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