Cheap Flights Las Vegas to Denver from £23

Flight FAQs

• Which airlines offer the cheapest flights from Las Vegas to Denver?

  Based on Trip.com data, Frontier Airlines offers Cheapest nonstop one-way flights from £23 (for example, LAS–DEN on Sun, Nov 1). For a Cheapest nonstop return flight, Frontier Airlines offers fares from £69, departing on Mon, Nov 9 and returning on Mon, Nov 16.

• Which airlines offer direct flights from Las Vegas to Denver?

  At the moment, you can catch a direct flight from Las Vegas to Denver with the following airlines, including: Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Las Vegas to Denver?

  A flight from Las Vegas (LAS) to Denver (DEN) takes an average of 2 hours 14 minutes.

• When is the best time to book flights from Las Vegas to Denver?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Las Vegas to Denver is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there from Las Vegas to Denver each week?

  On average, 133 direct flights operate each week between Las Vegas and Denver. See below the schedules of the main airlines serving this route:
  Frontier Airlines: -/-/-/-/-/-/- – F92016 (departure at 00:58)

• How can I find the best deals on flights from Las Vegas to Denver?

  Here are some tips for finding the best flight deals from Las Vegas to Denver on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Sun, Nov 1, with one-way fares from just £23.
  · Compare airlines. Frontier Airlines currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. July is generally the busiest month for travel to Denver.
  · Get exclusive promo codes on the Trip.com app.

• When is the best time to book a flight from Las Vegas to Denver to get the best price?

  The cheapest month to book a flight from Las Vegas to Denver is usually October, when demand is lower.

• Which upcoming date is the cheapest for flights from Las Vegas to Denver?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Las Vegas to Denver on September 16, 2026 with Frontier Airlines, with prices starting at £22.

• Which airports should you choose for flights from Las Vegas to Denver?

  Flights to Denver can arrive at: Rocky Mountain Metropolitan Airport (BJC) and Denver International Airport (DEN). The most common route connects Harry Reid International Airport and Denver International Airport (LAS–DEN).

• What is the time difference between Las Vegas and Denver?

  The time difference between Denver and Las Vegas is 1h.

• How can I change or cancel my flight ticket from Las Vegas to Denver?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average price of a one-way flight from Las Vegas to Denver?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Las Vegas to Denver is £114. Fares vary by travel date, airline and availability.

• What is the average price of a return flight from Las Vegas to Denver?

  Based on Trip.com data for flights departing in the next 30 days, the average return fare from Las Vegas to Denver is £166. Fares vary by travel date, airline and availability.

• How do I book flights from Las Vegas to Denver on Trip.com?

  Enter Las Vegas and Denver, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.

• Are there budget airlines on the Las Vegas to Denver route?

  Frontier Airlinesare the most popular budget airlines flying from Las Vegas to Denver. Check baggage, seat and payment fees before comparing the final price.