$73 Cheap American Airlines flights Pittsburgh (PIT) to Las Vegas (LAS)

Finding cheap one-way American Airlines flights from PIT to LAS from $73 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly round-trip fares from $145 for your next exciting vacation.**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.

American Airlines flights to Las Vegas are typically more affordable in the quieter months of January and June. Whether you’re after a round-trip or one-way ticket, you could score a better deal then.

For cheap American Airlines fares from Pittsburgh Intl. Airport (PIT) 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 influence how much you pay. Sunday is usually the most affordable, 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.

Use the “Nonstop” filter when searching for direct American Airlines flights from PIT to LAS. It’s also a great way to compare other carriers servicing the same nonstop route.

Browse American Airlines’s earliest flights from PIT to LAS by selecting our “Morning” and “Early Morning” filters. Not only will you arrive sooner, early departures also have a 20% less chance of being canceled.**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.

Harry Reid Intl. Airport (LAS) is the main Las Vegas gateway for American Airlines flights from Pittsburgh Intl. Airport (PIT).

Changes are often free within 24 hours of making a booking, but your airline may add a charge after that. For more information about modifying your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to change your plans without extra charges, apply the “No cancel fee” or “Changes included” filter when organizing your next adventure.