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

Return flights

02 Sep - 11 Sep	American Airlines
15 Sep - 18 Sep	American Airlines
17 Sep - 21 Sep	LATAM Airlines Group
02 Sep - 10 Sep	American Airlines
01 Sep - 01 Sep	LATAM Airlines Group
25 Sep - 02 Oct	LATAM Airlines Group

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

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 Cali in September from $355

Return flights