Cheap flights from Pittsburgh to Las Vegas from $111

The month of October is, on average, the cheapest month to fly to Las Vegas from Pittsburgh, with most prices found around $302. The month of November is another great option to travel to Las Vegas, with average flight prices from Pittsburgh averaging around $306.

Our data shows that Sunday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $339. Flights from Pittsburgh to Las Vegas on a Wednesday will generally be more expensive and average around $434. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

The cheapest time of day to fly to Las Vegas is in the evening when flights can be purchased for as low as $303. Flights to Las Vegas are more costly in the morning, with an average ticket price of $495. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Pittsburgh to Las Vegas Harry Reid Intl for the best Pittsburgh - Las Vegas Harry Reid Intl flight prices

You are more likely to see cheaper flights to Las Vegas from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $368 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Pittsburgh for as low as $309 on momondo.

There are 4 cabin classes available to choose from on Pittsburgh to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 12% on your flight if you consider stops on a Pittsburgh to Las Vegas flight.

As of March 2026, prices for Pittsburgh to Las Vegas flights are approximately 168% more expensive when compared to flights at the same time last year.

Frontier and Spirit Airlines are the most popular carriers operating from Pittsburgh to Las Vegas Harry Reid Intl

Southwest, Spirit Airlines and United Airlines are the top three most popular airlines that fly to Las Vegas from Pittsburgh according to our data. Southwest is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 7 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Pittsburgh and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 132 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Southwest have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

Chicago (ORD) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Minneapolis (MSP) offer the lowest average round-trip price of $262.

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 6h 01m.

Charlotte (CLT) has the shortest average layover time for this route: 0h 30m.

As of March 2026, there are 1 flights per day flying from Pittsburgh to Las Vegas. The most common time of day flights depart is 5:00AM, with 25% of flights taking off in the morning.

The number of flights available between Pittsburgh and Las Vegas is 10 per week as of March 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.