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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Route Summary: Las VegasDenver

From
Las Vegas (LAS)
To
Denver (DEN)
Duration
2 hr 15 min (Direct)
Airlines
Southwest Airlines, United Airlines, Frontier Airlines
Price Guide
A good deal is under $150 roundtrip. Standard fare is $250+.
Tracking
FlightKitten scans 220+ airlines 2× daily

Airport Ground Transit: Arriving in Denver

Getting from DEN airport to the city center

RTD University of Colorado A Line train takes approximately 37 minutes from Denver International Airport (DEN) to Union Station downtown

Local Currency
US Dollar (USD)
Transit Tip
Public airport trains & express buses save up to 70% over standard airport taxis.
Fare Savings
Buy contactless transit cards at airport arrival kiosks for discounted multi-day travel.

Economy Baggage & Budget Carrier Guide

Maximize savings on Las Vegas to Denver economy airfare

Low-Cost Carriers Serving Denver

Airlines offering competitive budget fares include Frontier Airlines, Southwest Airlines. Compare their base rates against full-service carriers once baggage fees are factored in.

Carry-On vs. Personal Item Rules

Basic economy fares on transatlantic and domestic routes often restrict free baggage to one small under-seat personal item. Add carry-on bags during initial booking to avoid steep gate-check surcharges.

Seasonality & Fare Calendar: Las VegasDenver

Historical pricing cycles and best times to book economy seats

Lowest Fares (Off-Peak)
March to May and September to November

Off-peak months offer typical fare discounts of 25–40% compared to summer highs.

Peak Season Warning
June to August and late December

High demand drives fares up. Set your FlightKitten alert 4–6 months in advance for peak travel.

Optimal Booking Window
6 to 12 Weeks Ahead

Airlines typically release promotional inventory 45–90 days before departure on this corridor.

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Other Routes to Denver

More Destinations in North America

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 is an economy flight price monitoring platform that scans 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. Learn more about how FlightKitten tracking works.

See our full Denver destination guide for all available routes. Also popular: Las Vegas to Anchorage.

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 on this route? CEOFLIGHTS pairs you with a Personal Travel Manager who finds affordable business class fares and handles every detail of your journey. Alternatively, BestBusinessClass.com offers free expert quotes with real savings.