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

One-Way flights

04 Aug	Spirit Airlines	direct
11 Aug	Spirit Airlines	direct
16 Aug	Spirit Airlines	direct
31 Aug	Spirit Airlines	direct
17 Aug	Spirit Airlines	direct
05 Aug	Spirit Airlines
01 Aug	Spirit Airlines	direct
03 Aug	Spirit Airlines	direct
18 Aug	Spirit Airlines
25 Aug	Spirit Airlines

Also check the deals for return flights from New Orleans to Houston 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 New Orleans to Houston in August from $36

One-Way flights