$83 Cheap Spirit Airlines flights Pittsburgh (PIT) to Las Vegas (LAS)

Apply the “Price (lowest to highest)” filter on Expedia to find cheap Spirit Airlines round-trip flights from $156 from PIT to LAS. Affordable one-way tickets from $83 are also on offer.**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.

Browse for return or one-way flights to Las Vegas in January or June. You could find lower fares with Spirit Airlines during these off-peak months.

Start searching one to three months ahead of your travel date to find cheaper fares on Spirit Airlines flights from Pittsburgh Intl. Airport (PIT) to Harry Reid Intl. Airport (LAS). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic journeys.*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.

Enter your dates, press search and select the “Nonstop” filter on Expedia to find any direct flights from PIT to LAS with Spirit Airlines or another carrier.

Filter your results by “Morning” and “Early Morning” to see the earliest departures from PIT to LAS. Jetting off early 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.

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

Offering a rewarding loyalty program, Spirit Airlines is a top choice for many passengers journeying from PIT to LAS. Plus, as a Free Spirit 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.

Changes are generally free within 24 hours of booking, but your airline may charge you after that time. For more details about modifying your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to update your itinerary without extra charges, tick the “No cancel fee” or “Changes included” filter when organizing your trip.