$138 Cheap Flights from Colorado Springs (COS) to Las Vegas (LAS)

View $138 flight on Tue, Jul 7, 2026Opens in a new window

Popular airlines from Colorado Springs Airport (COS) to Harry Reid Intl. Airport (LAS)

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Cheap Flights from Colorado Springs to Las Vegas (COS-LAS)

Prices were available within the past 7 days and start at $138 for one-way flights and $275 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Jun 10 - Tue, Jun 16
COS
Colorado Springs
LAS
Las Vegas
$275 Roundtrip, found 1 hour ago
$275
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Jun 10 from Colorado Springs to Las Vegas, returning Tue, Jun 16, priced at $275 found 1 hour ago
Delta
Wed, Jun 10 - Tue, Jun 16
COS
Colorado Springs
LAS
Las Vegas
$280 Roundtrip, found 1 hour ago
$280
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Jun 10 from Colorado Springs to Las Vegas, returning Tue, Jun 16, priced at $280 found 1 hour ago
Delta
Tue, Jun 9 - Wed, Jun 17
COS
Colorado Springs
LAS
Las Vegas
$285 Roundtrip, found 3 days ago
$285
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jun 9 from Colorado Springs to Las Vegas, returning Wed, Jun 17, priced at $285 found 3 days ago
Southwest Airlines
Wed, Jun 10 - Tue, Jun 16
COS
Colorado Springs
LAS
Las Vegas
$285 Roundtrip, found 1 hour ago
$285
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Jun 10 from Colorado Springs to Las Vegas, returning Tue, Jun 16, priced at $285 found 1 hour ago
Southwest Airlines
Wed, Jun 10 - Tue, Jun 16
COS
Colorado Springs
LAS
Las Vegas
$286 Roundtrip, found 1 hour ago
$286
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Jun 10 from Colorado Springs to Las Vegas, returning Tue, Jun 16, priced at $286 found 1 hour ago
Southwest Airlines
Wed, Sep 30 - Sat, Oct 3
COS
Colorado Springs
LAS
Las Vegas
$288 Roundtrip, found 4 hours ago
$288
Roundtrip
found 4 hours ago
Select Southwest Airlines flight, departing Wed, Sep 30 from Colorado Springs to Las Vegas, returning Sat, Oct 3, priced at $288 found 4 hours ago
Southwest Airlines
Sun, Jul 26 - Wed, Jul 29
COS
Colorado Springs
LAS
Las Vegas
$290 Roundtrip, found 3 hours ago
$290
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Sun, Jul 26 from Colorado Springs to Las Vegas, returning Wed, Jul 29, priced at $290 found 3 hours ago
Southwest Airlines
Wed, Sep 30 - Sat, Oct 3
COS
Colorado Springs
LAS
Las Vegas
$293 Roundtrip, found 4 hours ago
$293
Roundtrip
found 4 hours ago
Select Southwest Airlines flight, departing Wed, Sep 30 from Colorado Springs to Las Vegas, returning Sat, Oct 3, priced at $293 found 4 hours ago
American Airlines
Tue, Oct 20 - Tue, Nov 3
COS
Colorado Springs
LAS
Las Vegas
$297 Roundtrip, found 15 hours ago
$297
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Tue, Oct 20 from Colorado Springs to Las Vegas, returning Tue, Nov 3, priced at $297 found 15 hours ago
United
Tue, Aug 11 - Thu, Aug 13
COS
Colorado Springs
LAS
Las Vegas
$319 Roundtrip, found 4 days ago
$319
Roundtrip
found 4 days ago
Select United flight, departing Tue, Aug 11 from Colorado Springs to Las Vegas, returning Thu, Aug 13, priced at $319 found 4 days ago

Alternative airports near Las Vegas

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

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $423
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $423

Frequently asked questions

How much does a flight from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) cost?
You can find cheap one-way flights from $138 and cheap return flights from $275 Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) with Expedia. One-way flights usually range from $146 to $503, and return flights typically cost between $279 and $790. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
September is the cheapest month to fly from Colorado Springs (COS) to Las Vegas (LAS), with average round-trip fares around $274. This is about 10% lower than the average price, as travel tends to slow down after the summer. Other affordable months to consider are February and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Enter COS to LAS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Southwest Airlines is one of the cheapest airlines offering nonstop flights from Colorado Springs (COS) to Harry Reid Intl. (LAS), with round-trip tickets starting from around $436. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
To find a cheap flight from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The best airline to fly with from Colorado Springs, CO (COS) to Las Vegas, NV (LAS) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN also offers the most daily flights from COS to LAS, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The ideal times to fly from Colorado Springs (COS) to Las Vegas (LAS) are August and September. Return flights during these months average around $274, which is quite economical. August is popular for its warm weather and events, while September sees a drop in prices as summer travel winds down.*Prices based on flights available on Expedia in the last year.
How many flights per day from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
On average, there are around 2 nonstop flights per day from (COS) to Harry Reid International Airport (LAS). For more options, look at flights that include layovers.
What is the earliest flight from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from COS to LAS. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
When flying from Colorado Springs, CO (COS) to Las Vegas, NV (LAS), the most popular departure times are in the early morning, from 6am to 9am. This time window accounts for about 28% of the traffic. Major carriers like Southwest Airlines and United operate flights during this period. This timing is ideal for travelers looking to maximize their time in Las Vegas.
How long does it take to fly from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Direct flights from COS to LAS usually take about 2 hours, traveling roughly 603 miles. If you opt for a connecting flight, expect to add around 3 hours 50 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Select the "Business class" and "First class" filters when looking for COS to LAS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) flight with Expedia?
It's easy to earn miles on a Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Las Vegas from COS (COS)?
From COS (COS), you can fly into Harry Reid International Airport (LAS) to reach Las Vegas. Some flights may connect through major hubs like Denver Intl. (DEN), Sky Harbor Intl. (PHX), Love Field (DAL) before reaching Las Vegas. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) at the last minute?
Typically, booking a last minute flight from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) flight and hotel package?
Securing a Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) Las Vegas Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.)?
If you booked your Colorado Springs, CO (COS) to Las Vegas, NV (LAS-Harry Reid Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Colorado Springs
Destination airport
Harry Reid Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$275
Distance
602 mi
Average flight time
1 hour 16 mins

Book with confidence

Colorado Springs to Las Vegas Flights

The cheapest times to fly from Colorado Springs to Las Vegas

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 Colorado Springs to Las Vegas are during the month of June. You can find some of the cheapest flights from Colorado Springs to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colorado Springs to Las Vegas

Sunday is one of the best days to book for cheap flights from Colorado Springs to Las Vegas: 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 Colorado Springs to Las Vegas

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 Colorado Springs to Las Vegas in 2026. You can also book with separate airlines for your outbound and return journeys, from $138 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 Colorado Springs to Las Vegas 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 Colorado Springs to Las Vegas 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.

 

Colorado Springs to Las Vegas Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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