$25 Cheap Spirit Airlines flights New Orleans (MSY) to Houston (IAH)

Landing cheap one-way Spirit Airlines flights from MSY to IAH from $25 on Expedia is simple — just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $49 for your next break.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

For cheap Spirit Airlines fares from Louis Armstrong New Orleans Intl. Airport (MSY) to George Bush Intercontinental Airport (IAH), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall price. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The first Spirit Airlines flight from MSY to IAH takes off at 4:06PM UTC-6, arriving at 5:30PM UTC-6. If you'd like to jet off later, the last Spirit Airlines flight leaves MSY at 4:06PM UTC-6 and touches down at IAH at 5:30PM UTC-6. Flying earlier is generally a wise choice as morning and mid-morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Fly from MSY to IAH with Spirit Airlines and enjoy a range of perks starting with a rewarding loyalty program. When booking through Expedia as a Free Spirit and One Key™ member, you may also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.