Cheap flights from Las Vegas to Denver from $75

The cheapest month to fly to Denver from Las Vegas is in October. Flight prices, which tend to average around $135, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in October, then you should wait until May to fly from Las Vegas, when ticket prices are also cheap, with an average price of $142.

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $236. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Monday, with ticket prices averaging around $325.

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $207. Flights at noon are often more expensive with an average ticket price of $349.

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

You are more likely to see cheaper flights to Denver from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $178 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Las Vegas for as low as $114 on momondo.

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

Southwest, Alaska Airlines, and Delta are the most popular carriers operating from Las Vegas Harry Reid Intl to Denver Intl

Frontier, Southwest and United Airlines are the top three most popular airlines that fly to Denver from Las Vegas according to our data. Frontier is the first choice among our users, with 77% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 3 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

As of September 2026, 24 flights take off from Las Vegas and land in Denver each day. The most common flight departure time for this route is 9:00AM, with 39% of daily flights taking off at noon.

The number of flights available between Las Vegas and Denver is 174 per week as of September 2026. The most frequent departure day is Sat, with 20% of weekly flights leaving on this day.