$81 Cheap Frontier Airlines flights Miami (MIA) to Las Vegas (LAS)

You can find budget-friendly return Frontier Airlines flights from $142 from MIA to LAS by organizing 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 are generally cheaper in the off-peak months of January and June. Whether you’re searching for a return or one-way ticket, you could land a better deal then.

For cheap Frontier Airlines fares from Miami Intl. Airport (MIA) to Harry Reid Intl. Airport (LAS), 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 cost. Sunday is usually the most affordable, 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.

Select our “Nonstop” filter when searching for direct Frontier Airlines flights from MIA to LAS. You can also compare other airlines offering the same direct route.

To find the earliest departure from MIA to LAS with Frontier Airlines, filter your search by “Morning” and “Early Morning.” Choosing an early flight usually means you’re less likely to experience 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.

Frontier Airlines flights from Miami Intl. Airport (MIA) to Las Vegas touch down at Harry Reid Intl. Airport (LAS). This is the main gateway here.

With a rewarding loyalty program, Frontier Airlines is a top choice for many passengers journeying from MIA to LAS. Plus, if you’re a Frontier Miles and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the ticket type you purchased, a fee is typically charged if you cancel or change your flight more than 24 hours after it’s been confirmed. To find flexible plane tickets, select our “Changes included” and “No cancel fee” boxes when you search for flights. For more details on changing or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”