$64 Cheap Spirit Airlines flights Houston (IAH) to Las Vegas (LAS)

Scoring cheap one-way Spirit Airlines flights from IAH to LAS from $64 on Expedia is a cinch — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly return fares from $128 for your next exciting adventure.**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.

Spirit Airlines flights to Las Vegas are generally cheaper in the low-season months of January and June. Whether you need a one-way or round-trip ticket, you could find a better deal then.

Start searching one to three months before your departure to score cheap fares on Spirit Airlines flights from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic flights.*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.

Spirit Airlines offers direct flights from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS), with 18 departures each week. Simply apply the “Nonstop” and “Airline” filters while searching on Expedia to find all direct Spirit Airlines flights to LAS.

Depart George Bush Intercontinental Airport (IAH) for Harry Reid Intl. Airport (LAS) on a nonstop Spirit Airlines flight, and you’ll be in the sky for about 3h 24m.

Thursday has the most Spirit Airlines flights from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS). With 3 daily departures, this is the best day to find something that will fit your plans.

The earliest flight from IAH to LAS with Spirit Airlines departs at 6:00AM UTC-6. You’ll touch down at 7:22AM UTC-8. The final Spirit Airlines flight of the day leaves at 9:03PM UTC-6 and arrives at 10:27PM UTC-8. With 20% fewer cancellations for morning and mid-morning departures, beginning your travel day early is often the smartest choice.**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.

Spirit Airlines flights from George Bush Intercontinental Airport (IAH) to Las Vegas come in to Harry Reid Intl. Airport (LAS). This is the main entry point to this city.

Depart from IAH to LAS with Spirit Airlines and you can look forward to a host of benefits starting with a rewarding loyalty program. When booking through Expedia as a Free Spirit and One Key™ member, you can also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

For the George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS) route, Spirit Airlines typically uses Airbus A321 and Airbus A320 planes. Keep in mind that last-minute changes can occur for operational demands, so your flight may be on a different aircraft.

Depending on your fare type, a fee will generally apply if you modify or cancel your booking more than 24 hours after it has been confirmed. To secure flexible plane tickets, select our “Changes included” and “No cancel fee” boxes when looking for flights. To learn more about canceling or modifying your reservation, head to “Trips,” select your flight and click on “Manage Booking.”