Cheapest one-way flights from San Juan to Athens in December from 270€

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

One-Way flights

10 Dec Frontier Airlines
12 Dec Frontier Airlines
11 Dec Frontier Airlines
01 Dec Delta
14 Dec Frontier Airlines
16 Dec jetBlue
15 Dec Frontier Airlines
26 Dec Air France
17 Dec jetBlue
18 Dec Frontier Airlines

Also check the deals for return flights from San Juan to Athens 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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