Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Denver to Las Vegas from £55

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LAS
27 Mar — 3 Apr1
1 adult

Cheapflights Tip: The best prices from Denver Intl to Las Vegas Harry Reid Intl are usually found in January or July, booked 30 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Denver to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 March 2025.

Round-trip from

£87

One-way from

£55

Popular in

November

Cheapest in

January

Average price

£130

Good one-way deal

£83 or less
Frontier
  • Frontier
  • 7/5-10/5
  • Nonstop
  • 4h 20m total
  • Denver to Las Vegas
Search Deals
United Airlines
  • United Airlines
  • 20/4
  • Nonstop
  • 2h 04m total
  • Denver to Las Vegas
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a one-way flight from Denver Intl to Las Vegas Harry Reid Intl.
Search Deals

Find flight deals from Denver to Las Vegas

Cheapest flights from Denver to Las Vegas
Explore the most affordable flight options available from Denver to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2025.

Wed 7/517:29DEN - LAS
Nonstop2h 09mFrontier
Sat 10/515:46LAS - DEN
Nonstop2h 11mFrontier
Deal found 21/3£87
Fri 11/421:50DEN - LAS
Nonstop1h 55mSouthwest
Wed 16/408:30LAS - DEN
Nonstop1h 50mSouthwest
Deal found 20/3£109
Tue 6/513:30DEN - LAS
1 stop5h 21mUnited Airlines
Wed 14/507:00LAS - DEN
Nonstop1h 59mUnited Airlines
Deal found 21/3£127
Tue 6/518:37DEN - LAS
1 stop15h 37mAlaska Airlines
Wed 14/507:20LAS - DEN
1 stop12h 55mAlaska Airlines
Deal found 22/3£136
Fri 18/405:45DEN - LAS
1 stop4h 36mDelta
Mon 21/406:00LAS - DEN
1 stop5h 56mDelta
Deal found 21/3£137

Cheapflights Fare Finder

Customise your flight search to find flights from Denver to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 March 2025.
Use the filters below to find and compare flights from Denver to Las Vegas that are best for you.

Fly from

Denver

Fly to

Las Vegas

Route

Depart

Return

Price

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Wed 7/5

17:29-18:38

Nonstop2h 09m

Las Vegas Harry Reid Intl

Sat 10/5

15:46-18:57

Nonstop2h 11m

£87

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Fri 11/4

21:50-22:45

Nonstop1h 55m

Las Vegas Harry Reid Intl

Wed 16/4

08:30-11:20

Nonstop1h 50m

£109

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Tue 6/5

13:30-17:51

1 stop5h 21m

Las Vegas Harry Reid Intl

Wed 14/5

07:00-09:59

Nonstop1h 59m

£127

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Tue 6/5

18:37-09:14

1 stop15h 37m

Las Vegas Harry Reid Intl

Wed 14/5

07:20-21:15

1 stop12h 55m

£136

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Fri 18/4

05:45-09:21

1 stop4h 36m

Las Vegas Harry Reid Intl

Mon 21/4

06:00-12:56

1 stop5h 56m

£137

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Sun 20/4

11:00-11:55

Nonstop1h 55m

£55

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Tue 13/5

15:35-18:34

1 stop3h 59m

£69

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Thu 29/5

15:45-20:52

1 stop6h 07m

£73

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Tue 6/5

07:00-16:30

2 stops10h 30m

£102

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Best time to book a flight from Denver to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Denver with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Las Vegas

How far ahead should I book a flight from Denver to Las Vegas?

Use this chart to determine the optimal time to book a return flight from Denver to Las Vegas. Price data was last updated on 14 March 2025.

To ensure you get the cheapest price possible for a flight from Denver to Las Vegas, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Denver to Las Vegas?

Currently, January is the cheapest month in which you can book a flight from Denver to Las Vegas (average of £689). Flying from Denver to Las Vegas in July is currently the most expensive (average of £1,020). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to LAS?

Find hourly flight availability from Denver to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 March 2025.

It’s typically best to fly out from Denver to Las Vegas at midday. Doing so could potentially save you 55% on the flight price compared to flying in the evening, which is usually more expensive.

Weekly flight availability from Denver to Las Vegas

Explore weekly flight availability from Denver to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 March 2025.

The most flights from DEN to LAS are scheduled on a Thursday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated 22 March 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Denver to Las Vegas. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very Good
4,278 reviews
Check prices

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very Good
4,278 reviews
Southwest
8.1
Very Good
4,278 reviews
Check prices

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very Good
9,759 reviews
Southwest
8.1
Very Good
4,278 reviews
Check prices

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very Good
7,892 reviews
Southwest
8.1
Very Good
4,278 reviews
Check prices

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very Good
4,278 reviews
Check prices

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
6.0
Okay
3,272 reviews
Southwest
8.1
Very Good
4,278 reviews
Check prices

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Denver to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Las Vegas?

    You will need to book a flight from Denver Intl to Las Vegas Harry Reid Intl if you want to fly from Denver to Las Vegas. At least 1 airline has flights from Denver Intl (DEN) to Harry Reid Intl (LAS) on a regular basis. There are 34 flights to Las Vegas from the Denver airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DEN to LAS to be around 2h 04m.

  • How popular is this Denver to Las Vegas flight route?

    Flights from Denver Intl to Las Vegas Harry Reid Intl have been viewed 9 times in the past calendar month.

  • What are the cheapest airlines flying from Denver to Las Vegas round-trip?

    According to our current data, Frontier (£87), Southwest (£109), and United Airlines (£127) offers the cheapest pricing from Denver to Las Vegas. Frontier is 30% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Denver to Las Vegas one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at £55. Southwest flights start at £59 while deals on Delta start at £69 one-way.

  • What are the most reliable airlines from Denver to Las Vegas?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Denver to Las Vegas on time: Frontier (82%), United Airlines (79%), Copa Airlines (78%).

  • What are the cheapest flights from Denver to Las Vegas?

    On average you can expect to pay £101 for a flight from Denver to Las Vegas. The cheapest flight overall is £59 while the most popular route, (Denver Intl - Las Vegas Harry Reid Intl) is currently priced at £109.

  • Can I find deals for flights from Denver to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Denver to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Denver to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Las Vegas.

  • Can I find deals for business class flights from Denver to Las Vegas?

    Yes. Cheapflights offers flight deals from Denver to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from Denver to Las Vegas (average of £689). Flying from Denver to Las Vegas in July is currently the most expensive (average of £1,020). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Kingman
Henderson
Primm
Paradise

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Denver to Las Vegas

Discover the top airline that operate flights from Denver to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 March 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£39Average£163FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Denver to Las Vegas?

Cheapflights helps you search for flights from Denver to Las Vegas via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Denver to Las Vegas?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Denver to Las Vegas.

Can Cheapflights find flights from Denver to Las Vegas with no change fees?

Need flexible booking options for your flight to Las Vegas from Denver? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Denver to Las Vegas become cheaper?

Not ready to book yet? You can track prices for flights from Denver to Las Vegas on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.