Popular airlines from Chicago, IL (DPA-Dupage) to Harry Reid Intl. Airport (LAS)

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Frequently asked questions

How much does a flight from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS) cost?
Grab a cheap one-way flight or cheap return flight from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS)?
Planning your trip for is a great way to save, as it's the cheapest month for flights between DPA and LAS. You'll usually find the lowest fares during the off-season.
Which airlines fly direct from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS)?
You can't take a direct flight to Harry Reid Intl. Airport (LAS) from Chicago, IL (DPA-Dupage). However, you can easily travel to Las Vegas without any layovers by taking off from O'Hare Intl. Airport (ORD).
What is the cheapest airline that flies from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from DPA to LAS. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS)?
There are no daily direct flights departing from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from DPA to LAS?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS)?
To avoid possible delays on the Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS) route, aim to travel before 3 PM. Later flights are 22% more likely to be 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.
Is it cheaper to buy a plane ticket from Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS) last-minute?
Booking your plane ticket from DPA to LAS just before your getaway is typically more expensive. However, if there's some wiggle room with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a DPA to LAS flight and hotel package?
Booking a DPA to LAS flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our wide range of stays and then add flights, activities and car rentals 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 Dupage Airport (DPA) to Harry Reid Intl. Airport (LAS)?
You can usually cancel or reschedule your DPA to LAS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Dupage
Destination airport
Harry Reid Intl.
Distance
1492 mi

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Chicago to Las Vegas Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Chicago 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 Chicago 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 Chicago to Las Vegas in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 Chicago 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 Chicago 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.

 

Chicago to Las Vegas Flights

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*Available to One Key members.