$89 Cheap Flights from Des Moines (DSM) to Las Vegas (LAS)

View $89 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Des Moines International Airport (DSM) to Harry Reid Intl. Airport (LAS)

Cheap Flights from Des Moines to Las Vegas (DSM-LAS)

Prices were available within the past 7 days and start at $89 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Oct 15 - Fri, Oct 31
DSM
Des Moines
LAS
Las Vegas
$177 Roundtrip, found 1 day ago
$177
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 15 from Des Moines to Las Vegas, returning Fri, Oct 31, priced at $177 found 1 day ago
Southwest Airlines
Tue, Nov 11 - Fri, Nov 14
DSM
Des Moines
LAS
Las Vegas
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Nov 11 from Des Moines to Las Vegas, returning Fri, Nov 14, priced at $177 just found
Frontier Airlines
Wed, Oct 15 - Thu, Oct 23
DSM
Des Moines
LAS
Las Vegas
$186 Roundtrip, found 2 days ago
$186
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Oct 15 from Des Moines to Las Vegas, returning Thu, Oct 23, priced at $186 found 2 days ago
Southwest Airlines
Tue, Nov 11 - Fri, Nov 14
DSM
Des Moines
LAS
Las Vegas
$187 Roundtrip, just found
$187
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Nov 11 from Des Moines to Las Vegas, returning Fri, Nov 14, priced at $187 just found
Frontier Airlines
Sun, Nov 9 - Fri, Nov 14
DSM
Des Moines
LAS
Las Vegas
$190 Roundtrip, found 2 days ago
$190
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Nov 9 from Des Moines to Las Vegas, returning Fri, Nov 14, priced at $190 found 2 days ago
American Airlines
Mon, Dec 8 - Thu, Dec 11
DSM
Des Moines
LAS
Las Vegas
$191 Roundtrip, found 4 days ago
$191
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Dec 8 from Des Moines to Las Vegas, returning Thu, Dec 11, priced at $191 found 4 days ago
Southwest Airlines
Mon, Nov 17 - Tue, Nov 18
DSM
Des Moines
LAS
Las Vegas
$192 Roundtrip, just found
$192
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, Nov 17 from Des Moines to Las Vegas, returning Tue, Nov 18, priced at $192 just found
Frontier Airlines
Thu, Oct 30 - Thu, Nov 6
DSM
Des Moines
LAS
Las Vegas
$194 Roundtrip, found 1 day ago
$194
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Des Moines to Las Vegas, returning Thu, Nov 6, priced at $194 found 1 day ago
Delta
Tue, Nov 11 - Fri, Nov 14
DSM
Des Moines
LAS
Las Vegas
$197 Roundtrip, just found
$197
Roundtrip
just found
Select Delta flight, departing Tue, Nov 11 from Des Moines to Las Vegas, returning Fri, Nov 14, priced at $197 just found
United
Mon, Nov 17 - Tue, Nov 18
DSM
Des Moines
LAS
Las Vegas
$309 Roundtrip, just found
$309
Roundtrip
just found
Select United flight, departing Mon, Nov 17 from Des Moines to Las Vegas, returning Tue, Nov 18, priced at $309 just found

Find the cheapest month to fly from Des Moines (DSM) to Las Vegas (LAS)

November is typically the cheapest month to fly

From $128 - $428 per traveler.

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 $307
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $307
Flights from Des Moines (DSM) to Las Vegas (LAS)
Origin airport
Des Moines Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$176
Distance
1213 mi
Average flight time
1 hour 10 mins

Des Moines to Las Vegas Flights

The cheapest times to fly from Des Moines 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 Des Moines to Las Vegas are during the month of October. You can find some of the cheapest flights from Des Moines to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Des Moines to Las Vegas

Sunday is one of the best days to book for cheap flights from Des Moines 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 Des Moines 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 Des Moines to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $89 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 Des Moines 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 Des Moines 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.

 

Frequently asked questions

How much does a flight from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS) cost?
Lock in a cheap one-way flight from $89 or cheap return flight from $177 from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
October is the least expensive month to fly from DSM to LAS. Planning your trip for the off-season is often the key to landing a great deal.
Which airlines fly direct from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
Take a direct flight with Southwest Airlines and fly straight from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS).
What is the cheapest airline that flies from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest DSM to LAS flight.
How many flights per day from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
On average, Des Moines Intl. Airport (DSM) only offers 1 nonstop flight to Harry Reid Intl. Airport (LAS) daily. To explore more options, try our easy-to-use filters. Simply enter your details, then choose "1 Stop" or "2+ Stops" to discover flights with layovers.
What are the most popular departure times for flights from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
The 2 PM departures from DSM to LAS are the top choice for many travelers. Greater demand means you'll likely pay more for these departures. If you want to save on your fare, book during off-peak hours.
What day of the week has the most flights from DSM to LAS?
Friday has the most flights from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS). Consider taking off on this day and you'll have a greater chance of finding a departure that fits your plans.
What is the earliest flight from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
Des Moines Intl. Airport (DSM)'s earliest flight to Harry Reid Intl. Airport (LAS) is at approximately 11:30AM UTC-6. With a flight time of 3h 25m, you'll land at around 12:55PM UTC-8.
How long does it take to fly from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
The average flight duration from DSM to LAS is 3 hours and 22 minutes, covering a total distance of 1,200 mi.
What airline has the least delays from DSM to LAS?
With 89% of flights generally arriving on schedule, Southwest Airlines has the best on-time performance for nonstop flights from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS). To monitor your flight status and get notifications about any changes, simply head to the Expedia App.
What is the best time to fly from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
Choose a flight from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Las Vegas from Des Moines Intl. Airport (DSM)?
If you're traveling on a direct flight from Des Moines Intl. Airport (DSM) to Las Vegas, Harry Reid Intl. Airport (LAS) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS) last-minute?
Holding off until right before your break to book your flight from DSM to LAS generally means paying more. While you may find some last-minute deals, there's no guarantee. Be flexible with your travel plans to boost your chances of snagging a bargain.
Is it cheaper to book a DSM to LAS flight and hotel package?
Booking a DSM to LAS flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our impressive range of hotels and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Des Moines Intl. Airport (DSM) to Harry Reid Intl. Airport (LAS)?
If you booked your DSM to LAS flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Explore a world of travel with Expedia

*Available to One Key members.