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

Return flights

27 Oct - 17 Nov	Copa
31 Oct - 07 Nov	Copa
17 Oct - 20 Oct	Copa
25 Oct - 29 Oct	Copa
26 Oct - 04 Nov	Copa
26 Oct - 31 Oct	Avianca
26 Oct - 30 Oct	Avianca
26 Oct - 03 Nov	Avianca
26 Oct - 01 Nov	Avianca
23 Oct - 28 Oct	Copa
30 Oct - 02 Nov	Copa
12 Oct - 13 Oct	Avianca
12 Oct - 20 Oct	Avianca
13 Oct - 20 Oct	Frontier Airlines
12 Oct - 18 Oct	Avianca
12 Oct - 19 Oct	Avianca

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

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 October from 226€

Return flights