Cheap flights from Calgary to Las Vegas from $131

The month of September is, on average, the cheapest month to fly to Las Vegas from Calgary, with most prices found around $211. The month of January is another great option to travel to Las Vegas, with average flight prices from Calgary averaging around $237.

Our data shows that Monday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $316. Flights from Calgary to Las Vegas on a Thursday will generally be more expensive and average around $381. 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 afternoon when flights can be purchased for as low as $328. Flights to Las Vegas are more costly in the morning, with an average ticket price of $379. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Las Vegas from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $300 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Calgary for as low as $226 on momondo.

You could potentially save up to 4% on your flight if you consider stops on a Calgary to Las Vegas flight.

As of April 2026, prices for Calgary to Las Vegas flights are approximately 17% more expensive when compared to flights at the same time last year.

WestJet, United Airlines, and Delta are the most popular carriers operating from Calgary to Las Vegas Harry Reid Intl

WestJet, Delta and Air Canada are the top three most popular airlines that fly to Las Vegas from Calgary according to our data. WestJet is the first choice among our users, with 94% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 3 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 14% of flights between Calgary and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 126 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon 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. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, WestJet have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

The number of flights available between Calgary and Las Vegas is 3 per day as of April 2026. The most frequent departure time is 4:00PM, with 44% of daily flights leaving in the afternoon.

The number of flights available between Calgary and Las Vegas is 27 per week as of April 2026. The most frequent departure day is Thu, with 37% of weekly flights leaving on this day.