AirHint found the following cheapest return flights from Washington (IAD) to Rio De Janeiro (GIG) in January 2026 (see full year).

Return flights

22 Jan - 26 Jan	American Airlines
21 Jan - 27 Jan	Avianca
25 Jan - 04 Feb	GOL Linhas Aéreas
18 Jan - 01 Feb	Delta
14 Jan - 20 Jan	LATAM Airlines Group
29 Jan - 03 Feb	Air Canada
23 Jan - 30 Jan	LATAM Airlines Group
17 Jan - 22 Jan	Avianca
02 Jan - 19 Feb	LATAM Airlines Group
16 Jan - 23 Jan	Avianca
02 Jan - 18 Feb	LATAM Airlines Group
01 Jan - 18 Feb	LATAM Airlines Group
15 Jan - 23 Jan	Avianca
03 Jan - 18 Jan	LATAM Airlines Group
09 Jan - 14 Jan	Avianca
08 Jan - 14 Jan	Frontier Airlines

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

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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Cheapest return flights from Washington to Rio De Janeiro in January from $507

Return flights