AirHint found the following cheapest return flights from Chicago (ORD) to Lima (LIM) in May 2026 (see full year).

Return flights

09 May - 16 May	Avianca
20 May - 31 May	Spirit Airlines
20 May - 09 Jun	Spirit Airlines
14 May - 16 May	Spirit Airlines
14 May - 31 May	Spirit Airlines
18 May - 31 May	Spirit Airlines
20 May - 03 Jun	Spirit Airlines
14 May - 25 May	Avianca
20 May - 25 May	Avianca
14 May - 03 Jun	Spirit Airlines
18 May - 03 Jun	Spirit Airlines
09 May - 25 May	Spirit Airlines
29 May - 25 Jun	Avianca
18 May - 25 May	Spirit Airlines

Also check the deals for one-way flights from Chicago to Lima in May.

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 Chicago to Lima in May from $464

Return flights