Cheapest one-way flights from Miami to San Salvador in December from $34

AirHint found the following cheapest one-way flights from Miami (MIA) to San Salvador (SAL) in December 2025 (see full year).

One-Way flights

08 Dec Volaris El Salvador direct
12 Dec Volaris El Salvador direct
06 Dec Spirit Airlines
29 Dec Frontier Airlines direct
07 Dec Avianca direct
04 Dec Avianca direct
03 Dec Avianca
11 Dec Avianca direct
30 Dec Spirit Airlines
21 Dec Avianca direct

Also check the deals for return flights from Miami to San Salvador 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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