Cheap flights from Denver to Las Vegas from £44

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LAS
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Denver Intl to Las Vegas Harry Reid Intl are usually found in February or January, booked 72 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Denver to Las Vegas

Enter your travel dates to find the best prices.

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 January 2026.

Sat 7/319:05
DEN
-
LAS
Nonstop2h 10m
Multiple Airlines
Tue 10/310:15
LAS
-
DEN
1 stop6h 33m
Multiple Airlines
Deal found 20/1£67
Thu 12/209:27
DEN
-
LAS
Nonstop2h 13m
Frontier
Wed 18/215:16
LAS
-
DEN
Nonstop2h 04m
Frontier
Deal found 20/1£69
Wed 11/212:35
DEN
-
LAS
Nonstop2h 05m
Southwest
Wed 18/206:55
LAS
-
DEN
Nonstop1h 50m
Southwest
Deal found 21/1£87
Tue 17/208:15
DEN
-
LAS
1 stop3h 40m
Southwest
Tue 17/212:25
LAS
-
DEN
1 stop4h 20m
Southwest
Deal found 20/1£95
Wed 25/213:00
DEN
-
LAS
1 stop4h 30m
Southwest
Sat 28/206:05
LAS
-
DEN
Nonstop1h 55m
Southwest
Deal found 21/1£99
Sat 21/219:20
DEN
-
LAS
Nonstop2h 11m
United Airlines
Sat 28/205:20
LAS
-
DEN
Nonstop1h 59m
United Airlines
Deal found 21/1£102
Sat 14/220:45
DEN
-
LAS
Nonstop2h 05m
Southwest
Tue 17/220:05
LAS
-
DEN
Nonstop1h 50m
Southwest
Deal found 20/1£109
Sat 28/219:00
DEN
-
LAS
Nonstop2h 05m
Southwest
Mon 2/320:05
LAS
-
DEN
Nonstop1h 50m
Southwest
Deal found 21/1£117

Find 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 January 2026.

Round-trip from

£67

One-way from

£44

Popular in

December

Cheapest in

February

Average price

£127

Good one-way deal

£112 or less
Alaska Airlines
  • Alaska Airlines
  • 7/3-10/3
  • 1 total stop
  • 8h 43m total
  • Denver to Las Vegas
United Airlines
  • United Airlines
  • 20/5
  • Nonstop
  • 2h 08m total
  • Denver to Las Vegas
Highest demand for flights based on searches. 1% potential increase in price (£1 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Average for round-trip flights in January 2026
Price to beat on a one-way flight from Denver Intl to Las Vegas Harry Reid Intl.

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 January 2026.
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

Tue 10/2

11:49-19:57

1 stop9h 08m

Las Vegas Harry Reid Intl

Sat 21/2

06:00-11:38

1 stop4h 38m

£117

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Wed 15/4

20:45-21:45

Nonstop2h 00m

Las Vegas Harry Reid Intl

Sat 18/4

05:40-10:25

1 stop3h 45m

£124

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Sat 7/3

11:38-23:55

2 stops13h 17m

Las Vegas Harry Reid Intl

Tue 10/3

15:27-23:59

1 stop7h 32m

£138

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Sun 8/3

18:45-22:28

1 stop4h 43m

Las Vegas Harry Reid Intl

Wed 11/3

06:00-11:38

1 stop4h 38m

£141

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Fri 20/2

18:45-16:37

1 stop22h 52m

Las Vegas Harry Reid Intl

Fri 27/2

17:58-23:59

1 stop5h 01m

£156

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Mon 27/4

18:25-23:36

1 stop6h 11m

Las Vegas Harry Reid Intl

Sat 2/5

06:00-11:32

1 stop4h 32m

£162

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Fri 3/4

19:50-20:58

Nonstop2h 08m

Las Vegas Harry Reid Intl

Sun 5/4

05:30-08:35

Nonstop2h 05m

£165

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Sat 14/2

12:45-17:35

2 stops5h 50m

Las Vegas Harry Reid Intl

Wed 18/2

12:45-17:30

1 stop3h 45m

£165

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Tue 12/5

07:00-13:33

2 stops7h 33m

Las Vegas Harry Reid Intl

Wed 13/5

10:34-19:01

1 stop7h 27m

£168

DenverLas Vegas

DEN - LAS

DENLAS

Denver Intl

Sat 7/3

07:45-08:56

Nonstop2h 11m

Las Vegas Harry Reid Intl

Mon 9/3

16:40-19:39

Nonstop1h 59m

£169

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 24 results
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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 16 January 2026.

To ensure you get the cheapest price possible for a flight from Denver to Las Vegas, you should look to book at least 72 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, March is the cheapest month in which you can book a flight from Denver to Las Vegas (average of £22). Flying from Denver to Las Vegas in July is currently the most expensive (average of £73). 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 January 2026.

It’s typically best to fly out from Denver to Las Vegas at midday. Doing so could potentially save you 62% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 January 2026.
Get a feel of what it's like to fly with Frontier from Denver to Las Vegas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

6.6

Overall

5.7

Boarding

6.0

Comfort

5.5

Entertainment

4.3

Food

4.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.

Crew

6.6

Overall

5.7

Boarding

6.0

Comfort

5.5

Entertainment

4.3

Food

4.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.

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 29 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 09m.

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

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

    A quick flight from Denver to Las Vegas can take about 2h 15m. Southwest provides one of the quickest options available for as low as £87. There are 626 mi between Denver and Las Vegas. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Denver to Las Vegas round-trip?

    According to our current data, Frontier (£26), offers the cheapest pricing from Denver to Las Vegas. Frontier is 81% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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: United Airlines (83%), Air Canada (82%), Copa Airlines (80%).

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

    On average you can expect to pay £142 for a flight from Denver to Las Vegas. The cheapest flight overall is £66 while the most popular route, (Denver Intl - Las Vegas Harry Reid Intl) is currently priced at £67.

  • 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, March is the cheapest month in which you can book a flight from Denver to Las Vegas (average of £22). Flying from Denver to Las Vegas in July is currently the most expensive (average of £73). 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 Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Furnace Creek
Henderson
Kingman

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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 January 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£26Average£86FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

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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.

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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.

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