AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to San Salvador (SAL) in December 2026 (see full year).
Return flights
| 12 Dec - 23 Jan | Avianca | direct | |
| 12 Dec - 26 Dec | United | ||
| 11 Dec - 03 Jan | Avianca | direct | |
| 18 Dec - 28 Dec | Avianca | direct | |
| 21 Dec - 03 Jan | Avianca | direct | |
| 21 Dec - 21 Dec | United |
Also check the deals for one-way flights from Dallas-Fort Worth to San Salvador in December.
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