Cheapest return flights from Kansas City to San Salvador in December from 286€

AirHint found the following cheapest return flights from Kansas City (MCI) to San Salvador (SAL) in December 2025 (see full year).

Return flights

11 Dec - 18 Dec Frontier Airlines
11 Dec - 30 Dec Frontier Airlines
12 Dec - 29 Dec Spirit Airlines
12 Dec - 28 Dec Spirit Airlines
12 Dec - 27 Dec Frontier Airlines
13 Dec - 28 Dec Spirit Airlines
07 Dec - 06 Jan Frontier Airlines
29 Dec - 15 Jan Spirit Airlines
22 Dec - 15 Jan Frontier Airlines
29 Dec - 07 Jan Spirit Airlines
22 Dec - 07 Jan Spirit Airlines
18 Dec - 05 Jan Allegiant Air
12 Dec - 12 Dec United

Also check the deals for one-way flights from Kansas City to San Salvador in December.

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