Denver

$57+ Cheap flights from Las Vegas to Denver (LAS - DEN)

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — DEN
Jun 17 — Jun 241
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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Denver Intl are usually found in August or January, booked 87 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from Las Vegas to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Denver (DEN). 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 June 12, 2025.

Round-trip from

$93
(Frontier)

One-way from

$57
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$160

Good round-trip deal

$156 or less

Good one-way deal

$115 or less
From Las Vegas Harry Reid Intl to Denver Intl
One-way flight from Las Vegas Harry Reid Intl to Denver Intl
Highest demand for flights based on searches. 9% potential increase in price ($12 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to Denver Intl.
Price to beat on a one-way flight from Las Vegas Harry Reid Intl to Denver Intl.

Find flight deals from Las Vegas to Denver

Cheapest flights from Las Vegas to Denver
Explore the most affordable flight options available from Las Vegas to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Frontier deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/224:07 pmLAS - DEN
Nonstop2h 12mFrontier
Tue 7/2210:29 pmDEN - LAS
Nonstop2h 05mFrontier
Deal found 6/12$93
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/155:20 pmLAS - DEN
1 stop3h 51mDelta
Sat 7/195:30 amDEN - LAS
1 stop4h 19mDelta
Deal found 6/10$177
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/39:14 amLAS - DEN
Nonstop2h 09mMultiple Airlines
Mon 7/77:45 pmDEN - LAS
Nonstop2h 02mMultiple Airlines
Deal found 6/11$188
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/124:30 pmLAS - DEN
1 stop4h 12mAmerican Airlines
Sun 7/137:50 amDEN - LAS
1 stop5h 22mAmerican Airlines
Deal found 6/11$202
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/35:35 pmLAS - DEN
Nonstop2h 00mSouthwest
Mon 7/79:45 pmDEN - LAS
Nonstop1h 55mSouthwest
Deal found 6/11$205
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2510:21 pmLAS - DEN
2 stops14h 46mAlaska Airlines
Fri 8/13:03 pmDEN - LAS
1 stop6h 35mAlaska Airlines
Deal found 6/10$245

Cheapflights Fare Finder

Customize your flight search to find flights from Las Vegas to Denver 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Las Vegas to Denver that are best for you.

Fly from

Las Vegas

Fly to

Denver

Route

Depart

Return

Price

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Tue 7/22

4:07 pm-7:19 pm

Nonstop2h 12m

Denver Intl

Tue 7/22

10:29 pm-11:34 pm

Nonstop2h 05m

$93

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Tue 7/15

5:20 pm-10:11 pm

1 stop3h 51m

Denver Intl

Sat 7/19

5:30 am-8:49 am

1 stop4h 19m

$177

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Thu 7/3

9:14 am-12:23 pm

Nonstop2h 09m

Denver Intl

Mon 7/7

7:45 pm-8:47 pm

Nonstop2h 02m

$188

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sat 7/12

4:30 pm-9:42 pm

1 stop4h 12m

Denver Intl

Sun 7/13

7:50 am-12:12 pm

1 stop5h 22m

$202

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Thu 7/3

5:35 pm-8:35 pm

Nonstop2h 00m

Denver Intl

Mon 7/7

9:45 pm-10:40 pm

Nonstop1h 55m

$205

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sun 6/29

7:43 pm-10:42 pm

Nonstop1h 59m

Denver Intl

Thu 7/17

8:58 pm-9:59 pm

Nonstop2h 01m

$229

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Fri 7/25

10:21 pm-2:07 pm

2 stops14h 46m

Denver Intl

Fri 8/1

3:03 pm-8:38 pm

1 stop6h 35m

$245

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sat 9/6

12:59 am-3:59 am

Nonstop2h 00m

$58

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sat 8/23

8:45 am-11:40 am

Nonstop1h 55m

$69

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sat 7/12

6:00 am-8:59 am

Nonstop1h 59m

$79

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 15 results
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The best insider tips for Las Vegas to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Las Vegas to Denver trip
Airlines
Frontier

Frontier's UpFront Plus seats offer more comfort with a guaranteed empty middle seat.


Early check-in helps secure your spot as Frontier overbooks frequently.

Read more about Frontierby Marisa Garcia
United Airlines

Basic Economy allows a personal item only; no carry-on bags without extra fees.


Prepay checked bags 24 hours before to save on fees.

Airports
LAS

LAS offers a self-service TSA screening trial, simplifying security with video instructions. Ideal for frequent travelers familiar with the process.

Read more about LASby Ramsey Qubein
DEN

The A Line train connects DEN to Union Station in 37 minutes, running every 15 minutes. Use RTD’s mobile ticketing for convenience.

Read more about DENby Emily Zemler
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LAS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Las Vegas to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Las Vegas with our price prediction graph.
Estimated round-trip 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 Las Vegas to Denver

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

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Denver. Price data was last updated on June 9, 2025.

The best time to book flights from Las Vegas to Denver is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Las Vegas to Denver (average of $197). Flying from Las Vegas to Denver in March is currently the most expensive (average of $278). 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 LAS to DEN?

Find hourly flight availability from Las Vegas to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Las Vegas to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 69% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Las Vegas to Denver?

Use this chart to determine the cheapest time to fly round-trip from Las Vegas to Denver. Price data was last updated on June 8, 2025.

Travelers seeking maximum savings on their Las Vegas to Denver flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Las Vegas to Denver

Explore weekly flight availability from Las Vegas to Denver. 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 June 12, 2025.

The most flights from LAS to DEN are scheduled on a Thursday (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

Rainfall in Denver by month

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

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

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

If weather is an important factor for your trip to Denver, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated June 12, 2025.
To help decide which airline to fly from Las Vegas to Denver, see what other customers have to say about Alaska Airlines, Southwest and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Denver. 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 Las Vegas to Denver?

    To fly from Las Vegas to Denver, you need to book a flight from Harry Reid Intl (LAS) to Denver Intl (DEN). Nonstop flights to Denver Intl from Las Vegas Harry Reid Intl take 1h 50m on average. When it comes time to book airfare, you have a few options: there are 29 outbound flights from Harry Reid Intl to Denver Intl offered by 5 different airlines.

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

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

    Flying on Frontier is currently your cheapest option to Denver, with prices starting at $93. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $177 and $202, respectively. You may be able to fly from Las Vegas to Denver for 28% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $57. Southwest flights start at $69 while deals on United Airlines start at $79 one-way.

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

    The top 3 most reliable airlines when flying from Las Vegas to Denver are SWISS (77%), Lufthansa (76%) and Air Canada (75%).

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

    The cheapest flight price from Las Vegas to Denver is $67. On average you can expect to pay $763. The most popular route, (Las Vegas Harry Reid Intl - Denver Intl), can usually be booked for $126.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Las Vegas to Denver 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 Las Vegas to Denver?

    Currently, October is the cheapest month in which you can book a flight from Las Vegas to Denver (average of $197). Flying from Las Vegas to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Westminster
Black Hawk
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Grand Lake
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Limon

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Top 5 airlines flying from Las Vegas to Denver

Discover the top 5 airlines that operate flights from Las Vegas to Denver. 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$50Average$116FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$135Average$246FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$138Average$212FlexibilityNo cancel feeOn-time63%
DeltaCheapest$176Average$240FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$189Average$541FlexibilityNo cancel feeOn-time75%

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