Cheapest return flights from Washington to Rio De Janeiro in December from $564

AirHint found the following cheapest return flights from Washington (IAD) to Rio De Janeiro (GIG) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec LATAM Airlines Group
10 Dec - 14 Dec Frontier Airlines
08 Dec - 12 Dec LATAM Airlines Group
07 Dec - 11 Dec LATAM Airlines Group
24 Dec - 14 Jan Frontier Airlines
30 Dec - 07 Jan Frontier Airlines
14 Dec - 14 Jan Frontier Airlines
29 Dec - 13 Jan Frontier Airlines
08 Dec - 22 Dec Frontier Airlines
09 Dec - 21 Dec LATAM Airlines Group
29 Dec - 07 Jan Frontier Airlines
23 Dec - 28 Dec Frontier Airlines
14 Dec - 28 Dec Frontier Airlines
09 Dec - 13 Dec LATAM Airlines Group
23 Dec - 14 Jan Frontier Airlines
13 Dec - 21 Dec Frontier Airlines
05 Dec - 05 Jan Frontier Airlines
30 Dec - 06 Jan LATAM Airlines Group
25 Dec - 06 Jan Frontier Airlines
27 Dec - 07 Jan Frontier Airlines

Also check the deals for one-way flights from Washington to Rio De Janeiro in December.

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