AirHint found the following cheapest return flights from Washington (IAD) to Lima (LIM) in April 2026 (see full year).

Return flights

17 Apr - 27 Apr	Avianca
04 Apr - 13 Apr	Copa
11 Apr - 15 Apr	Copa
11 Apr - 18 Apr	Copa
12 Apr - 19 Apr	Copa
10 Apr - 13 Apr	Copa
09 Apr - 15 Apr	Copa
15 Apr - 27 Apr	Copa
19 Apr - 26 Apr	Avianca
27 Apr - 03 May	Avianca
27 Apr - 04 May	Avianca
28 Apr - 03 May	Avianca
25 Apr - 03 May	Avianca
01 Apr - 13 Apr	Avianca
23 Apr - 02 May	Copa

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

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 April from 272€

Return flights