Cheapest return flights from Washington to Guatemala City in December from $261

AirHint found the following cheapest return flights from Washington (IAD) to Guatemala City (GUA) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec Volaris El Salvador
04 Dec - 17 Dec Volaris El Salvador
09 Dec - 14 Dec Volaris El Salvador
05 Dec - 10 Dec Frontier Airlines
02 Dec - 25 Dec Volaris El Salvador
05 Dec - 09 Dec Frontier Airlines
04 Dec - 09 Dec Volaris El Salvador
05 Dec - 12 Dec Frontier Airlines
14 Dec - 17 Dec Frontier Airlines
11 Dec - 15 Dec Avianca
28 Dec - 14 Jan Volaris El Salvador
27 Dec - 14 Jan Allegiant Air
26 Dec - 14 Jan Avelo Airlines
17 Dec - 11 Jan Copa
30 Dec - 05 Jan Avianca
27 Dec - 10 Jan Frontier Airlines
18 Dec - 12 Jan Frontier Airlines
14 Dec - 02 Jan Southern Airways Express
24 Dec - 11 Jan United direct
26 Dec - 02 Jan Avelo Airlines

Also check the deals for one-way flights from Washington to Guatemala City in December.

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