Cheapest return flights from Dallas-Fort Worth to San Juan in December from $206

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to San Juan (SJU) in December 2025 (see full year).

Return flights

14 Dec - 05 Jan Frontier Airlines
15 Dec - 22 Dec Frontier Airlines
19 Dec - 02 Jan Frontier Airlines
20 Dec - 05 Jan Frontier Airlines
25 Dec - 01 Jan Frontier Airlines
31 Dec - 04 Jan Frontier Airlines direct
18 Dec - 05 Jan Frontier Airlines
24 Dec - 28 Dec Frontier Airlines direct
20 Dec - 05 Jan Frontier Airlines direct
18 Dec - 05 Jan Frontier Airlines direct

Also check the deals for one-way flights from Dallas-Fort Worth 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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