AirHint found the following cheapest return flights from Washington (IAD) to Lima (LIM) in November 2025 (see full year).

Return flights

10 Nov - 20 Nov	Avianca
13 Nov - 11 Dec	Avianca
02 Nov - 09 Nov	Avianca
23 Nov - 28 Nov	Avianca
08 Nov - 15 Nov	Avianca
27 Nov - 07 Dec	Avianca
14 Nov - 21 Nov	Avianca
06 Nov - 17 Nov	Delta
28 Nov - 12 Dec	Delta
28 Nov - 07 Dec	Delta
27 Nov - 01 Dec	LATAM Airlines Group
13 Nov - 01 Dec	LATAM Airlines Group
20 Nov - 29 Nov	Avianca
22 Nov - 29 Nov	Avianca
22 Nov - 30 Nov	Copa
27 Nov - 30 Nov	Copa

Also check the deals for one-way flights from Washington to Lima in November.

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 Lima in November from $379

Return flights