Cheapest return flights from Washington to Guatemala City in December from $305

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

Return flights

09 Dec - 13 Dec Avianca direct
27 Dec - 31 Dec Frontier Airlines
29 Dec - 19 Jan Volaris El Salvador
30 Dec - 13 Jan Frontier Airlines
12 Dec - 19 Dec Volaris El Salvador
24 Dec - 31 Dec Allegiant Air
15 Dec - 15 Jan Frontier Airlines
26 Dec - 26 Jan Frontier Airlines
13 Dec - 20 Dec Avianca
24 Dec - 30 Dec Frontier Airlines
24 Dec - 28 Dec American Airlines
23 Dec - 31 Jan Frontier Airlines
26 Dec - 31 Dec Frontier Airlines
12 Dec - 17 Dec Frontier Airlines
11 Dec - 15 Dec Avianca
15 Dec - 10 Jan Frontier Airlines
22 Dec - 01 Jan Avianca direct
21 Dec - 01 Jan Avianca direct
25 Dec - 01 Jan Volaris El Salvador
31 Dec - 06 Jan Volaris El Salvador

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

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