AirHint found the following cheapest one-way flights from Houston (IAH) to Guatemala City (GUA) in July 2026 (see full year).
One-Way flights
| 14 Jul | Spirit Airlines | ||
| 25 Jul | Spirit Airlines | ||
| 01 Jul | United | direct | |
| 14 Jul | United | direct | |
| 04 Jul | United | direct |
Also check the deals for return flights from Houston to Guatemala City in July.
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