Cheap flights from Dallas to Las Vegas from $129

The month of December is, on average, the cheapest month to fly to Las Vegas from Dallas, with most prices found around $185. The month of October is another great option to travel to Las Vegas, with average flight prices from Dallas averaging around $205.

Our data shows that Wednesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $201. Flights from Dallas to Las Vegas on a Friday will generally be more expensive and average around $294. 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 $235. Flights to Las Vegas are more costly in the morning, with an average ticket price of $322. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Dallas/Fort Worth to Las Vegas Harry Reid Intl for the best Dallas - Las Vegas Harry Reid Intl flight prices

You are more likely to see cheaper flights to Las Vegas from Dallas when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $255 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Dallas for as low as $201 on momondo.

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

Frontier, Southwest, and United Airlines are the most popular carriers operating from Dallas to Las Vegas Harry Reid Intl

Frontier, Southwest and American Airlines are the top three most popular airlines that fly to Las Vegas from Dallas according to our data. Frontier is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 6 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 24% of flights between Dallas and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 137 minutes.

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

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

According to our data, Frontier have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

The number of flights available between Dallas and Las Vegas is 47 per day as of July 2026. The most frequent departure time is 8:00PM, with 45% of daily flights leaving in the evening.

As of July 2026, there are 330 flights per week flying from Dallas to Las Vegas. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.