AirHint found the following cheapest return flights from Houston (IAH) to Belize City (BZE) in September 2025 (see full year).

Return flights

21 Sep - 26 Sep	United	direct
25 Sep - 30 Sep	Spirit Airlines
17 Sep - 21 Sep	United	direct
25 Sep - 30 Sep	United	direct
18 Sep - 23 Sep	Spirit Airlines
26 Sep - 29 Sep	United	direct
25 Sep - 29 Sep	United	direct
10 Sep - 17 Sep	American Airlines
15 Sep - 21 Sep	Frontier Airlines
10 Sep - 15 Sep	Spirit Airlines

Also check the deals for one-way flights from Houston to Belize City in September.

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 Houston to Belize City in September from $427

Return flights