AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Rio De Janeiro (GIG) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	Spirit Airlines
15 Dec - 15 Jan	Frontier Airlines
13 Dec - 18 Jan	Spirit Airlines
08 Dec - 29 Dec	Frontier Airlines
09 Dec - 27 Dec	Frontier Airlines
26 Dec - 10 Jan	Frontier Airlines
30 Dec - 07 Jan	Frontier Airlines
30 Dec - 06 Jan	Spirit Airlines
15 Dec - 21 Dec	Frontier Airlines
23 Dec - 30 Dec	Frontier Airlines
25 Dec - 05 Jan	Spirit Airlines
24 Dec - 04 Jan	Spirit Airlines
26 Dec - 03 Jan	Frontier Airlines
23 Dec - 29 Dec	American Airlines	direct
23 Dec - 30 Dec	American Airlines	direct
26 Dec - 10 Jan	American Airlines	direct
30 Dec - 06 Jan	American Airlines	direct

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

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 Dallas-Fort Worth to Rio De Janeiro in December from $727

Return flights