Cheapest return flights from Washington to Sao Paulo in September from $714

AirHint found the following cheapest return flights from Washington (DCA) to Sao Paulo (GRU) in September 2025 (see full year).

Return flights

13 Sep - 20 Sep LATAM Airlines Group
01 Sep - 15 Sep United
05 Sep - 19 Sep United
07 Sep - 21 Sep United
12 Sep - 26 Sep United
15 Sep - 29 Sep United
16 Sep - 30 Sep United
23 Sep - 07 Oct United
02 Sep - 16 Sep United
03 Sep - 17 Sep United
04 Sep - 18 Sep United
29 Sep - 13 Oct United
17 Sep - 01 Oct United
22 Sep - 06 Oct United
18 Sep - 02 Oct United
26 Sep - 10 Oct United
27 Sep - 11 Oct United
24 Sep - 08 Oct United
19 Sep - 03 Oct United
28 Sep - 12 Oct United

Also check the deals for one-way flights from Washington to Sao Paulo in September.

Skyscanner

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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