$44 Cheap Flights from Las Vegas (LAS) to Denver (DEN)

View $44 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)

Cheap Flights from Las Vegas to Denver (LAS-DEN)

Prices were available within the past 7 days and start at $44 for one-way flights and $78 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Jan 7 - Sun, Jan 11
LAS
Las Vegas
DEN
Denver
$78 Roundtrip, found 1 day ago
$78
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Jan 7 from Las Vegas to Denver, returning Sun, Jan 11, priced at $78 found 1 day ago
Frontier Airlines
Wed, Dec 3 - Tue, Dec 9
LAS
Las Vegas
DEN
Denver
$84 Roundtrip, just found
$84
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Dec 3 from Las Vegas to Denver, returning Tue, Dec 9, priced at $84 just found
Frontier Airlines
Fri, Nov 14 - Wed, Nov 19
LAS
Las Vegas
DEN
Denver
$86 Roundtrip, just found
$86
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Nov 14 from Las Vegas to Denver, returning Wed, Nov 19, priced at $86 just found
Frontier Airlines
Fri, Nov 14 - Wed, Nov 19
LAS
Las Vegas
DEN
Denver
$88 Roundtrip, just found
$88
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Nov 14 from Las Vegas to Denver, returning Wed, Nov 19, priced at $88 just found
Frontier Airlines
Thu, Oct 23 - Sun, Oct 26
LAS
Las Vegas
DEN
Denver
$89 Roundtrip, found 1 hour ago
$89
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Oct 23 from Las Vegas to Denver, returning Sun, Oct 26, priced at $89 found 1 hour ago
Frontier Airlines
Thu, Nov 13 - Sun, Nov 16
LAS
Las Vegas
DEN
Denver
$90 Roundtrip, just found
$90
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 13 from Las Vegas to Denver, returning Sun, Nov 16, priced at $90 just found
United
Sat, Dec 13 - Tue, Dec 16
LAS
Las Vegas
DEN
Denver
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Dec 13 from Las Vegas to Denver, returning Tue, Dec 16, priced at $137 found 1 hour ago
Southwest Airlines
Wed, Dec 10 - Sat, Dec 13
LAS
Las Vegas
DEN
Denver
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Las Vegas to Denver, returning Sat, Dec 13, priced at $137 found 1 hour ago
Alaska Airlines
Wed, Nov 12 - Sat, Nov 15
LAS
Las Vegas
DEN
Denver
$156 Roundtrip, just found
$156
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Nov 12 from Las Vegas to Denver, returning Sat, Nov 15, priced at $156 just found
Hawaiian Airlines
Wed, Jan 7 - Wed, Jan 14
LAS
Las Vegas
DEN
Denver
$183 Roundtrip, found 4 days ago
$183
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Jan 7 from Las Vegas to Denver, returning Wed, Jan 14, priced at $183 found 4 days ago

Find the cheapest month to fly from Las Vegas (LAS) to Denver (DEN)

February is typically the cheapest month to fly

From $48 - $236 per traveler.

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $89
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $89

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN) cost?
Get a cheap one-way flight from $44 or cheap return flight from $78 from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
Traveling in January may help you find better deals, as it's the cheapest month for flights between LAS and DEN. You'll often find the lowest fares during off-peak months.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
Avoid the layovers and fly straight from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN) with 3 airlines, including:

  • Southwest Airlines
  • United Airlines
  • Frontier Airlines

What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
Frontier Airlines and United Airlines are popular airlines offering competitive fares. Remember that flight prices from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN) can vary based on demand, travel dates and how early you book. With Expedia's filter tool, you can easily find a LAS to DEN flight that works with your plans and budget.
How many flights per day from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
When departing from Harry Reid Intl. Airport (LAS), you can choose from an average of 20 daily nonstop flights to Denver Intl. Airport (DEN).
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
More passengers fly between LAS and DEN at 6 AM than at any other time of day. Rather skip the crowds? Travel outside of rush hours and there's a chance you'll save on your fare as well.
What day of the week has the most flights from LAS to DEN?
Sunday offers the most flights from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN). Consider jetting off on this day and you'll have a greater chance of finding a departure that fits your schedule.
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
The earliest flight out of Harry Reid Intl. Airport (LAS) is at around 5:30AM UTC-8. Board this plane and you'll arrive at Denver Intl. Airport (DEN) at approximately 8:15AM UTC-7. The total flight duration is 1h 45m.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
Flights from LAS to DEN have an average travel time of 1 hour and 58 minutes. The total distance between the two is 630 mi.
What airline has the least delays from LAS to DEN?
With 100% of flights generally arriving as scheduled, Delta Air Lines has the best on-time performance for direct flights from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN). To monitor your flight status and get notified if anything changes, head to the Expedia App.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
To avoid potential delays on the Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN) route, travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Denver from Harry Reid Intl. Airport (LAS)?
Denver Intl. Airport (DEN) is the only airport in Denver with direct flights from Harry Reid Intl. Airport (LAS). Explore the available options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN) last-minute?
Last-minute bookings from LAS to DEN are usually more expensive. To lock in the cheapest rates, start searching for flights as early as possible. That said, if you can play around with your travel dates, you may find a cheap ticket just before your departure.
Is it cheaper to book a LAS to DEN flight and hotel package?
Compared with arranging flights and hotels separately, booking a LAS to DEN flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our wide range of hotels, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Denver Intl. Airport (DEN)?
Usually, it's possible to reschedule or cancel your LAS to DEN flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$78
Distance
626 mi
Average flight time
2 hours 53 mins

Book with confidence

Book with confidence

Las Vegas to Denver Flights

The cheapest times to fly from Las Vegas to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Las Vegas to Denver are during the month of January. You can find some of the cheapest flights from Las Vegas to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Vegas to Denver

Sunday is one of the best days to book for cheap flights from Las Vegas to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Las Vegas to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Las Vegas to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $44 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Las Vegas to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Las Vegas to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Las Vegas to Denver Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.