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

One-Way flights

21 Aug	Spirit Airlines	direct
05 Aug	Spirit Airlines	direct
07 Aug	Spirit Airlines	direct
31 Aug	Spirit Airlines	direct
14 Aug	Spirit Airlines	direct
16 Aug	Spirit Airlines
02 Aug	Spirit Airlines
22 Aug	Spirit Airlines
04 Aug	Spirit Airlines
18 Aug	Spirit Airlines

Also check the deals for return flights from Houston to Guatemala City 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 Guatemala City in August from 63€

One-Way flights