AirHint found the following cheapest one-way flights from Houston (IAH) to Lima (LIM) in August 2025 (see full year).

One-Way flights

23 Aug	Spirit Airlines
13 Aug	Spirit Airlines
16 Aug	Spirit Airlines
14 Aug	Frontier Airlines
08 Aug	Spirit Airlines
20 Aug	Avianca
01 Aug	Spirit Airlines
20 Aug	United	direct
14 Aug	United	direct
18 Aug	United	direct

Also check the deals for return flights from Houston to Lima in August.

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 one-way flights from Houston to Lima in August from 183€

One-Way flights