Flights from Las Vegas to Denver
North AmericaYear-round

Cheap Flights from Las Vegas to Denver

Track economy fares on the LASDEN route and get alerts when prices drop.

From
Las Vegas
LAS
To
Denver
DEN

Route Intelligence: Las VegasDenver

Flight Duration

2 hr 15 min (Direct)

Price Guidance

A good deal is under $150 roundtrip. Standard fare is $250+.

Peak Season

June to August and late December

Top Airlines

Southwest Airlines, United Airlines, Frontier Airlines

Booking Tip

Book 3-6 weeks in advance for the best fares on this short domestic route. Flying mid-week (Tuesday or Wednesday) can save 10-20% compared to weekend travel.

Track Las VegasDenver Fares

Set your target price and FlightKitten will scan this route twice daily. The instant economy fares drop below your budget, you'll get an email with the price, airline, and a direct booking link.

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Flying Business Class?

If you're considering business class on this route, BusinessClassSignal.com is a dedicated tool that tracks premium cabin fares. They alert you when business & first class prices drop — worth checking out if you fly up front.

Explore BusinessClassSignal.com →

Other Routes to Denver

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Route Briefing: Las Vegas to Denver

Trading the neon-soaked desert for the crisp mountain air of Denver is one of the most satisfying swaps you can make in the American West, and the best part is it only takes about two hours and fifteen minutes to pull it off. This is a direct flight, meaning you're wheels up in Las Vegas and touching down at Denver International before you've had time to finish a decent podcast episode.

Denver rewards the curious traveler in ways that Las Vegas simply doesn't. Where Vegas is relentlessly artificial, Denver feels genuinely alive — a city of people who moved there because they actually want to be outside. The Rocky Mountains sit right at the city's doorstep, and whether you're skiing in winter, hiking in summer, or simply driving up into the foothills for a sunset, the landscape does most of the heavy lifting for you. The city itself has a fantastic food and drink culture, particularly around craft beer — Colorado has one of the most celebrated brewing scenes in the entire country, and Denver is its beating heart.

Getting from Denver International into the city is straightforward. The train connecting the airport to Union Station downtown runs regularly and is genuinely one of the better airport rail connections in the US, dropping you right into the heart of the city without the stress of traffic or parking.

Timing matters on this route. Peak season runs June through August when the mountains are perfect for hiking and the city buzzes with festivals and outdoor events. Late December is also busy, driven by ski season — if you're heading up to the slopes, expect higher fares and fuller planes. For the best combination of good weather and manageable crowds, the shoulder months of May or September are worth serious consideration.

On the fare side, roundtrip tickets under $150 represent a genuinely good deal here — standard pricing tends to sit above $250. Southwest, United, and Frontier all fly this route regularly, giving you real competition to work with. Book three to six weeks out rather than scrambling last minute, and if your schedule has any flexibility, flying on a Tuesday or Wednesday can shave a meaningful amount off the price compared to weekend travel. For a quick, high-reward escape from the Vegas bubble, this route consistently punches above its weight.

How much are flights from Las Vegas to Denver in 2026?

Flight prices from Las Vegas (LAS) to Denver (DEN) vary significantly depending on the season, day of the week, and how far in advance you book. A good deal is under $150 roundtrip. Standard fare is $250+. Popular carriers on this route include Southwest Airlines, United Airlines, Frontier Airlines. FlightKitten eliminates the guesswork by monitoring 220+ airlines twice daily and alerting you the moment economy fares hit your target price.

How does FlightKitten track Las Vegas to Denver fares?

FlightKitten scans over 220 airlines twice every day for economy fares on the LAS to DEN route. When you set a target price, FlightKitten continuously monitors this route and sends an email alert the moment fares drop below your budget. Each alert includes the exact fare, airline, dates, and an AI-powered briefing that explains whether the deal is genuinely good compared to historical pricing on this route. No more obsessive price checking — set your budget and let FlightKitten do the watching.

Pro tip: Book 3-6 weeks in advance for the best fares on this short domestic route. Flying mid-week (Tuesday or Wednesday) can save 10-20% compared to weekend travel.

Looking for business class deals on this route? We recommend checking out BusinessClassSignal.com — a dedicated premium cabin fare tracker that's worth a look if you fly up front.