$81 Cheap Frontier Airlines flights Houston (IAH) to Las Vegas (LAS)

You can find budget-friendly return Frontier Airlines flights from $141 from IAH to LAS by sorting your results from “Price (lowest to highest)” on Expedia. Or search for options from $81 for a one-way journey.**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.

Frontier Airlines flights to Las Vegas tend to be cheaper in the off-peak months of January and June. Whether you’re after a round-trip or one-way ticket, you could land a better deal then.

To find cheap Frontier Airlines fares from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS), start searching one to three months before your intended departure. Reserving 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 how much you pay. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book 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.

Frontier Airlines operates direct flights from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS), with 4 departures each week. Simply apply the “Nonstop” and “Airline” filters while searching on Expedia to find all direct Frontier Airlines flights to LAS.

Leave George Bush Intercontinental Airport (IAH) for Harry Reid Intl. Airport (LAS) on a direct Frontier Airlines flight, and you’ll be in the skies for about 3h 36m.

The first flight from IAH to LAS with Frontier Airlines departs at 11:57AM UTC-6. You’ll touch down at 1:29PM UTC-8. The final Frontier Airlines flight of the day takes off at 7:10PM UTC-6 and arrives at 8:44PM UTC-8. With 20% fewer cancellations for early and mid-morning departures, jetting out early is typically the smartest option.**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.

Frontier Airlines flights from George Bush Intercontinental Airport (IAH) to Las Vegas arrive at Harry Reid Intl. Airport (LAS). This is the main entry point here.

A rewarding loyalty program and the ability to rack up points through Frontier Miles are the start of the reasons to fly from IAH to LAS with Frontier Airlines. Plus, when you sign up to Expedia’s free One Key™ program, you can earn OneKeyCash™* alongside any airline loyalty program earnings. It’s yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Hop on a Frontier Airlines flight from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS), and you’ll probably board an Airbus A320neo. Bear in mind though, that the aircraft type can vary due to operational demands.

Depending on the ticket type you purchased, a fee typically applies if you cancel or reschedule your flight more than 24 hours after it’s confirmed. To secure plane tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when looking for flights. To learn more about changing or canceling your reservation, go to “Trips,” select your flight and tick “Manage Booking.”