AirHint found the following cheapest one-way flights from Houston (IAH) to Doha (DOH) in December 2025 (see full year).
One-Way flights
| 27 Dec | Spirit Airlines | ||
| 27 Dec | Qatar Airways | direct | |
| 21 Dec | Spirit Airlines | ||
| 21 Dec | Qatar Airways | direct |
Also check the deals for return flights from Houston to Doha in December.
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