Cheapest one-way flights from Dallas to San Juan in January from $140

AirHint found the following cheapest one-way flights from Dallas (DAL) to San Juan (SJU) in January 2026 (see full year).

One-Way flights

21 Jan Southwest Airlines
26 Jan Southwest Airlines
25 Jan Southwest Airlines
24 Jan Southwest Airlines
22 Jan Southwest Airlines
23 Jan Southwest Airlines
01 Jan Southwest Airlines
05 Jan Southwest Airlines
02 Jan Southwest Airlines

Also check the deals for return flights from Dallas to San Juan in January.

Powered by

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Feel free to contact us with any feedback or request another flight research.